diff --git a/.github/workflows/build-and-push-stable-image.yml b/.github/workflows/build-and-push-stable-image.yml
index 579075ed..3c399563 100644
--- a/.github/workflows/build-and-push-stable-image.yml
+++ b/.github/workflows/build-and-push-stable-image.yml
@@ -46,6 +46,8 @@ jobs:
             ghcr.io/usememos/memos
           tags: |
             type=raw,value=stable
+          flavor: |
+            latest=true
 
       - name: Build and Push
         id: docker_build
diff --git a/api/v1/rss.go b/api/v1/rss.go
index 31a5245e..a067f776 100644
--- a/api/v1/rss.go
+++ b/api/v1/rss.go
@@ -10,12 +10,12 @@ import (
 
 	"github.com/gorilla/feeds"
 	"github.com/labstack/echo/v4"
+	"github.com/usememos/gomark/ast"
+	"github.com/usememos/gomark/parser"
+	"github.com/usememos/gomark/parser/tokenizer"
+	"github.com/usememos/gomark/renderer"
 
 	"github.com/usememos/memos/internal/util"
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/renderer"
 	"github.com/usememos/memos/store"
 )
 
diff --git a/api/v2/markdown_service.go b/api/v2/markdown_service.go
index 30cc6550..2eccdcb8 100644
--- a/api/v2/markdown_service.go
+++ b/api/v2/markdown_service.go
@@ -4,10 +4,10 @@ import (
 	"context"
 
 	"github.com/pkg/errors"
+	"github.com/usememos/gomark/ast"
+	"github.com/usememos/gomark/parser"
+	"github.com/usememos/gomark/parser/tokenizer"
 
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
 	apiv2pb "github.com/usememos/memos/proto/gen/api/v2"
 )
 
diff --git a/api/v2/markdown_service_test.go b/api/v2/markdown_service_test.go
index 170cc9d3..3a9f124e 100644
--- a/api/v2/markdown_service_test.go
+++ b/api/v2/markdown_service_test.go
@@ -4,8 +4,8 @@ import (
 	"testing"
 
 	"github.com/stretchr/testify/require"
+	"github.com/usememos/gomark/ast"
 
-	"github.com/usememos/memos/plugin/gomark/ast"
 	apiv2pb "github.com/usememos/memos/proto/gen/api/v2"
 )
 
diff --git a/api/v2/memo_service.go b/api/v2/memo_service.go
index 057d5e1a..ec4939c3 100644
--- a/api/v2/memo_service.go
+++ b/api/v2/memo_service.go
@@ -9,6 +9,10 @@ import (
 	"github.com/google/cel-go/cel"
 	"github.com/lithammer/shortuuid/v4"
 	"github.com/pkg/errors"
+	"github.com/usememos/gomark/ast"
+	"github.com/usememos/gomark/parser"
+	"github.com/usememos/gomark/parser/tokenizer"
+	"github.com/usememos/gomark/restore"
 	"go.uber.org/zap"
 	expr "google.golang.org/genproto/googleapis/api/expr/v1alpha1"
 	"google.golang.org/grpc/codes"
@@ -18,10 +22,6 @@ import (
 	apiv1 "github.com/usememos/memos/api/v1"
 	"github.com/usememos/memos/internal/log"
 	"github.com/usememos/memos/internal/util"
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
 	"github.com/usememos/memos/plugin/webhook"
 	apiv2pb "github.com/usememos/memos/proto/gen/api/v2"
 	storepb "github.com/usememos/memos/proto/gen/store"
diff --git a/api/v2/tag_service.go b/api/v2/tag_service.go
index 98ccaa8b..467b97a9 100644
--- a/api/v2/tag_service.go
+++ b/api/v2/tag_service.go
@@ -7,14 +7,14 @@ import (
 	"sort"
 
 	"github.com/pkg/errors"
+	"github.com/usememos/gomark/ast"
+	"github.com/usememos/gomark/parser"
+	"github.com/usememos/gomark/parser/tokenizer"
+	"github.com/usememos/gomark/restore"
 	"golang.org/x/exp/slices"
 	"google.golang.org/grpc/codes"
 	"google.golang.org/grpc/status"
 
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
 	apiv2pb "github.com/usememos/memos/proto/gen/api/v2"
 	"github.com/usememos/memos/store"
 )
diff --git a/go.mod b/go.mod
index cf67cb78..a50c43c1 100644
--- a/go.mod
+++ b/go.mod
@@ -25,6 +25,7 @@ require (
 	github.com/spf13/viper v1.18.2
 	github.com/stretchr/testify v1.8.4
 	github.com/swaggo/swag v1.16.2
+	github.com/usememos/gomark v0.1.0
 	go.uber.org/zap v1.26.0
 	golang.org/x/crypto v0.18.0
 	golang.org/x/exp v0.0.0-20240119083558-1b970713d09a
diff --git a/go.sum b/go.sum
index cae89a6a..90e30468 100644
--- a/go.sum
+++ b/go.sum
@@ -459,6 +459,8 @@ github.com/ugorji/go/codec v1.1.7/go.mod h1:Ax+UKWsSmolVDwsd+7N3ZtXu+yMGCf907BLY
 github.com/urfave/cli v1.20.0/go.mod h1:70zkFmudgCuE/ngEzBv17Jvp/497gISqfk5gWijbERA=
 github.com/urfave/cli v1.22.1/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0=
 github.com/urfave/cli v1.22.5/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0=
+github.com/usememos/gomark v0.1.0 h1:3/hxfCm02iHptnHj1fYR38XXKGH8qVIDfYVa7/69tnc=
+github.com/usememos/gomark v0.1.0/go.mod h1:7CZRoYFQyyljzplOTeyODFR26O+wr0BbnpTWVLGfKJA=
 github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
 github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
 github.com/valyala/fasttemplate v1.2.2 h1:lxLXG0uE3Qnshl9QyaK6XJxMXlQZELvChBOCmQD0Loo=
diff --git a/plugin/gomark/README.md b/plugin/gomark/README.md
deleted file mode 100644
index 2a6f1480..00000000
--- a/plugin/gomark/README.md
+++ /dev/null
@@ -1,3 +0,0 @@
-# gomark
-
-A markdown parser for memos. WIP
diff --git a/plugin/gomark/ast/ast.go b/plugin/gomark/ast/ast.go
deleted file mode 100644
index 09007646..00000000
--- a/plugin/gomark/ast/ast.go
+++ /dev/null
@@ -1,88 +0,0 @@
-package ast
-
-type NodeType uint32
-
-const (
-	UnknownNode NodeType = iota
-	// Block nodes.
-	LineBreakNode
-	ParagraphNode
-	CodeBlockNode
-	HeadingNode
-	HorizontalRuleNode
-	BlockquoteNode
-	OrderedListNode
-	UnorderedListNode
-	TaskListNode
-	MathBlockNode
-	TableNode
-	EmbeddedContentNode
-	// Inline nodes.
-	TextNode
-	BoldNode
-	ItalicNode
-	BoldItalicNode
-	CodeNode
-	ImageNode
-	LinkNode
-	AutoLinkNode
-	TagNode
-	StrikethroughNode
-	EscapingCharacterNode
-	MathNode
-	HighlightNode
-	SubscriptNode
-	SuperscriptNode
-	ReferencedContentNode
-)
-
-type Node interface {
-	// Type returns a node type.
-	Type() NodeType
-
-	// Restore returns a string representation of this node.
-	Restore() string
-
-	// PrevSibling returns a previous sibling node of this node.
-	PrevSibling() Node
-
-	// NextSibling returns a next sibling node of this node.
-	NextSibling() Node
-
-	// SetPrevSibling sets a previous sibling node to this node.
-	SetPrevSibling(Node)
-
-	// SetNextSibling sets a next sibling node to this node.
-	SetNextSibling(Node)
-}
-
-type BaseNode struct {
-	prevSibling Node
-
-	nextSibling Node
-}
-
-func (n *BaseNode) PrevSibling() Node {
-	return n.prevSibling
-}
-
-func (n *BaseNode) NextSibling() Node {
-	return n.nextSibling
-}
-
-func (n *BaseNode) SetPrevSibling(node Node) {
-	n.prevSibling = node
-}
-
-func (n *BaseNode) SetNextSibling(node Node) {
-	n.nextSibling = node
-}
-
-func IsBlockNode(node Node) bool {
-	switch node.Type() {
-	case ParagraphNode, CodeBlockNode, HeadingNode, HorizontalRuleNode, BlockquoteNode, OrderedListNode, UnorderedListNode, TaskListNode, MathBlockNode, TableNode, EmbeddedContentNode:
-		return true
-	default:
-		return false
-	}
-}
diff --git a/plugin/gomark/ast/block.go b/plugin/gomark/ast/block.go
deleted file mode 100644
index f735d973..00000000
--- a/plugin/gomark/ast/block.go
+++ /dev/null
@@ -1,250 +0,0 @@
-package ast
-
-import (
-	"fmt"
-	"strings"
-)
-
-type BaseBlock struct {
-	BaseNode
-}
-
-type LineBreak struct {
-	BaseBlock
-}
-
-func (*LineBreak) Type() NodeType {
-	return LineBreakNode
-}
-
-func (*LineBreak) Restore() string {
-	return "\n"
-}
-
-type Paragraph struct {
-	BaseBlock
-
-	Children []Node
-}
-
-func (*Paragraph) Type() NodeType {
-	return ParagraphNode
-}
-
-func (n *Paragraph) Restore() string {
-	var result string
-	for _, child := range n.Children {
-		result += child.Restore()
-	}
-	return result
-}
-
-type CodeBlock struct {
-	BaseBlock
-
-	Language string
-	Content  string
-}
-
-func (*CodeBlock) Type() NodeType {
-	return CodeBlockNode
-}
-
-func (n *CodeBlock) Restore() string {
-	return fmt.Sprintf("```%s\n%s\n```", n.Language, n.Content)
-}
-
-type Heading struct {
-	BaseBlock
-
-	Level    int
-	Children []Node
-}
-
-func (*Heading) Type() NodeType {
-	return HeadingNode
-}
-
-func (n *Heading) Restore() string {
-	var result string
-	for _, child := range n.Children {
-		result += child.Restore()
-	}
-	symbol := ""
-	for i := 0; i < n.Level; i++ {
-		symbol += "#"
-	}
-	return fmt.Sprintf("%s %s", symbol, result)
-}
-
-type HorizontalRule struct {
-	BaseBlock
-
-	// Symbol is "*" or "-" or "_".
-	Symbol string
-}
-
-func (*HorizontalRule) Type() NodeType {
-	return HorizontalRuleNode
-}
-
-func (n *HorizontalRule) Restore() string {
-	return n.Symbol + n.Symbol + n.Symbol
-}
-
-type Blockquote struct {
-	BaseBlock
-
-	Children []Node
-}
-
-func (*Blockquote) Type() NodeType {
-	return BlockquoteNode
-}
-
-func (n *Blockquote) Restore() string {
-	var result string
-	for _, child := range n.Children {
-		result += child.Restore()
-	}
-	return fmt.Sprintf("> %s", result)
-}
-
-type OrderedList struct {
-	BaseBlock
-
-	// Number is the number of the list.
-	Number string
-	// Indent is the number of spaces.
-	Indent   int
-	Children []Node
-}
-
-func (*OrderedList) Type() NodeType {
-	return OrderedListNode
-}
-
-func (n *OrderedList) Restore() string {
-	var result string
-	for _, child := range n.Children {
-		result += child.Restore()
-	}
-	return fmt.Sprintf("%s%s. %s", strings.Repeat(" ", n.Indent), n.Number, result)
-}
-
-type UnorderedList struct {
-	BaseBlock
-
-	// Symbol is "*" or "-" or "+".
-	Symbol string
-	// Indent is the number of spaces.
-	Indent   int
-	Children []Node
-}
-
-func (*UnorderedList) Type() NodeType {
-	return UnorderedListNode
-}
-
-func (n *UnorderedList) Restore() string {
-	var result string
-	for _, child := range n.Children {
-		result += child.Restore()
-	}
-	return fmt.Sprintf("%s%s %s", strings.Repeat(" ", n.Indent), n.Symbol, result)
-}
-
-type TaskList struct {
-	BaseBlock
-
-	// Symbol is "*" or "-" or "+".
-	Symbol string
-	// Indent is the number of spaces.
-	Indent   int
-	Complete bool
-	Children []Node
-}
-
-func (*TaskList) Type() NodeType {
-	return TaskListNode
-}
-
-func (n *TaskList) Restore() string {
-	var result string
-	for _, child := range n.Children {
-		result += child.Restore()
-	}
-	complete := " "
-	if n.Complete {
-		complete = "x"
-	}
-	return fmt.Sprintf("%s%s [%s] %s", strings.Repeat(" ", n.Indent), n.Symbol, complete, result)
-}
-
-type MathBlock struct {
-	BaseBlock
-
-	Content string
-}
-
-func (*MathBlock) Type() NodeType {
-	return MathBlockNode
-}
-
-func (n *MathBlock) Restore() string {
-	return fmt.Sprintf("$$\n%s\n$$", n.Content)
-}
-
-type Table struct {
-	BaseBlock
-
-	Header    []string
-	Delimiter []string
-	Rows      [][]string
-}
-
-func (*Table) Type() NodeType {
-	return TableNode
-}
-
-func (n *Table) Restore() string {
-	result := ""
-	for _, header := range n.Header {
-		result += fmt.Sprintf("| %s ", header)
-	}
-	result += "|\n"
-	for _, d := range n.Delimiter {
-		result += fmt.Sprintf("| %s ", d)
-	}
-	result += "|\n"
-	for index, row := range n.Rows {
-		for _, cell := range row {
-			result += fmt.Sprintf("| %s ", cell)
-		}
-		result += "|"
-		if index != len(n.Rows)-1 {
-			result += "\n"
-		}
-	}
-	return result
-}
-
-type EmbeddedContent struct {
-	BaseBlock
-
-	ResourceName string
-	Params       string
-}
-
-func (*EmbeddedContent) Type() NodeType {
-	return EmbeddedContentNode
-}
-
-func (n *EmbeddedContent) Restore() string {
-	params := ""
-	if n.Params != "" {
-		params = fmt.Sprintf("?%s", n.Params)
-	}
-	result := fmt.Sprintf("![[%s%s]]", n.ResourceName, params)
-	return result
-}
diff --git a/plugin/gomark/ast/inline.go b/plugin/gomark/ast/inline.go
deleted file mode 100644
index f0c4a3f2..00000000
--- a/plugin/gomark/ast/inline.go
+++ /dev/null
@@ -1,255 +0,0 @@
-package ast
-
-import "fmt"
-
-type BaseInline struct {
-	BaseNode
-}
-
-type Text struct {
-	BaseInline
-
-	Content string
-}
-
-func (*Text) Type() NodeType {
-	return TextNode
-}
-
-func (n *Text) Restore() string {
-	return n.Content
-}
-
-type Bold struct {
-	BaseInline
-
-	// Symbol is "*" or "_".
-	Symbol   string
-	Children []Node
-}
-
-func (*Bold) Type() NodeType {
-	return BoldNode
-}
-
-func (n *Bold) Restore() string {
-	symbol := n.Symbol + n.Symbol
-	children := ""
-	for _, child := range n.Children {
-		children += child.Restore()
-	}
-	return fmt.Sprintf("%s%s%s", symbol, children, symbol)
-}
-
-type Italic struct {
-	BaseInline
-
-	// Symbol is "*" or "_".
-	Symbol  string
-	Content string
-}
-
-func (*Italic) Type() NodeType {
-	return ItalicNode
-}
-
-func (n *Italic) Restore() string {
-	return fmt.Sprintf("%s%s%s", n.Symbol, n.Content, n.Symbol)
-}
-
-type BoldItalic struct {
-	BaseInline
-
-	// Symbol is "*" or "_".
-	Symbol  string
-	Content string
-}
-
-func (*BoldItalic) Type() NodeType {
-	return BoldItalicNode
-}
-
-func (n *BoldItalic) Restore() string {
-	symbol := n.Symbol + n.Symbol + n.Symbol
-	return fmt.Sprintf("%s%s%s", symbol, n.Content, symbol)
-}
-
-type Code struct {
-	BaseInline
-
-	Content string
-}
-
-func (*Code) Type() NodeType {
-	return CodeNode
-}
-
-func (n *Code) Restore() string {
-	return fmt.Sprintf("`%s`", n.Content)
-}
-
-type Image struct {
-	BaseInline
-
-	AltText string
-	URL     string
-}
-
-func (*Image) Type() NodeType {
-	return ImageNode
-}
-
-func (n *Image) Restore() string {
-	return fmt.Sprintf("![%s](%s)", n.AltText, n.URL)
-}
-
-type Link struct {
-	BaseInline
-
-	Text string
-	URL  string
-}
-
-func (*Link) Type() NodeType {
-	return LinkNode
-}
-
-func (n *Link) Restore() string {
-	return fmt.Sprintf("[%s](%s)", n.Text, n.URL)
-}
-
-type AutoLink struct {
-	BaseInline
-
-	URL       string
-	IsRawText bool
-}
-
-func (*AutoLink) Type() NodeType {
-	return AutoLinkNode
-}
-
-func (n *AutoLink) Restore() string {
-	if n.IsRawText {
-		return n.URL
-	}
-	return fmt.Sprintf("<%s>", n.URL)
-}
-
-type Tag struct {
-	BaseInline
-
-	Content string
-}
-
-func (*Tag) Type() NodeType {
-	return TagNode
-}
-
-func (n *Tag) Restore() string {
-	return fmt.Sprintf("#%s", n.Content)
-}
-
-type Strikethrough struct {
-	BaseInline
-
-	Content string
-}
-
-func (*Strikethrough) Type() NodeType {
-	return StrikethroughNode
-}
-
-func (n *Strikethrough) Restore() string {
-	return fmt.Sprintf("~~%s~~", n.Content)
-}
-
-type EscapingCharacter struct {
-	BaseInline
-
-	Symbol string
-}
-
-func (*EscapingCharacter) Type() NodeType {
-	return EscapingCharacterNode
-}
-
-func (n *EscapingCharacter) Restore() string {
-	return fmt.Sprintf("\\%s", n.Symbol)
-}
-
-type Math struct {
-	BaseInline
-
-	Content string
-}
-
-func (*Math) Type() NodeType {
-	return MathNode
-}
-
-func (n *Math) Restore() string {
-	return fmt.Sprintf("$%s$", n.Content)
-}
-
-type Highlight struct {
-	BaseInline
-
-	Content string
-}
-
-func (*Highlight) Type() NodeType {
-	return HighlightNode
-}
-
-func (n *Highlight) Restore() string {
-	return fmt.Sprintf("==%s==", n.Content)
-}
-
-type Subscript struct {
-	BaseInline
-
-	Content string
-}
-
-func (*Subscript) Type() NodeType {
-	return SubscriptNode
-}
-
-func (n *Subscript) Restore() string {
-	return fmt.Sprintf("~%s~", n.Content)
-}
-
-type Superscript struct {
-	BaseInline
-
-	Content string
-}
-
-func (*Superscript) Type() NodeType {
-	return SuperscriptNode
-}
-
-func (n *Superscript) Restore() string {
-	return fmt.Sprintf("^%s^", n.Content)
-}
-
-type ReferencedContent struct {
-	BaseInline
-
-	ResourceName string
-	Params       string
-}
-
-func (*ReferencedContent) Type() NodeType {
-	return ReferencedContentNode
-}
-
-func (n *ReferencedContent) Restore() string {
-	params := ""
-	if n.Params != "" {
-		params = fmt.Sprintf("?%s", n.Params)
-	}
-	result := fmt.Sprintf("[[%s%s]]", n.ResourceName, params)
-	return result
-}
diff --git a/plugin/gomark/ast/utils.go b/plugin/gomark/ast/utils.go
deleted file mode 100644
index a5a5fd55..00000000
--- a/plugin/gomark/ast/utils.go
+++ /dev/null
@@ -1,23 +0,0 @@
-package ast
-
-func FindPrevSiblingExceptLineBreak(node Node) Node {
-	if node == nil {
-		return nil
-	}
-	prev := node.PrevSibling()
-	if prev != nil && prev.Type() == LineBreakNode && prev.PrevSibling() != nil && prev.PrevSibling().Type() != LineBreakNode {
-		return FindPrevSiblingExceptLineBreak(prev)
-	}
-	return prev
-}
-
-func FindNextSiblingExceptLineBreak(node Node) Node {
-	if node == nil {
-		return nil
-	}
-	next := node.NextSibling()
-	if next != nil && next.Type() == LineBreakNode && next.NextSibling() != nil && next.NextSibling().Type() != LineBreakNode {
-		return FindNextSiblingExceptLineBreak(next)
-	}
-	return next
-}
diff --git a/plugin/gomark/gomark.go b/plugin/gomark/gomark.go
deleted file mode 100644
index b7f941d5..00000000
--- a/plugin/gomark/gomark.go
+++ /dev/null
@@ -1 +0,0 @@
-package gomark
diff --git a/plugin/gomark/parser/auto_link.go b/plugin/gomark/parser/auto_link.go
deleted file mode 100644
index d04db64c..00000000
--- a/plugin/gomark/parser/auto_link.go
+++ /dev/null
@@ -1,55 +0,0 @@
-package parser
-
-import (
-	"net/url"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type AutoLinkParser struct{}
-
-func NewAutoLinkParser() *AutoLinkParser {
-	return &AutoLinkParser{}
-}
-
-func (*AutoLinkParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	if len(tokens) < 3 {
-		return nil, 0
-	}
-
-	matchedTokens := tokenizer.GetFirstLine(tokens)
-	urlStr, isRawText := "", true
-	if matchedTokens[0].Type == tokenizer.LessThan {
-		greaterThanIndex := tokenizer.FindUnescaped(matchedTokens, tokenizer.GreaterThan)
-		if greaterThanIndex < 0 {
-			return nil, 0
-		}
-		matchedTokens = matchedTokens[:greaterThanIndex+1]
-		urlStr = tokenizer.Stringify(matchedTokens[1 : len(matchedTokens)-1])
-		isRawText = false
-	} else {
-		contentTokens := []*tokenizer.Token{}
-		for _, token := range matchedTokens {
-			if token.Type == tokenizer.Space {
-				break
-			}
-			contentTokens = append(contentTokens, token)
-		}
-		if len(contentTokens) == 0 {
-			return nil, 0
-		}
-
-		matchedTokens = contentTokens
-		u, err := url.Parse(tokenizer.Stringify(matchedTokens))
-		if err != nil || u.Scheme == "" || u.Host == "" {
-			return nil, 0
-		}
-		urlStr = tokenizer.Stringify(matchedTokens)
-	}
-
-	return &ast.AutoLink{
-		URL:       urlStr,
-		IsRawText: isRawText,
-	}, len(matchedTokens)
-}
diff --git a/plugin/gomark/parser/auto_link_test.go b/plugin/gomark/parser/auto_link_test.go
deleted file mode 100644
index 3905b1b5..00000000
--- a/plugin/gomark/parser/auto_link_test.go
+++ /dev/null
@@ -1,42 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestAutoLinkParser(t *testing.T) {
-	tests := []struct {
-		text string
-		link ast.Node
-	}{
-		{
-			text: "<https://example.com)",
-			link: nil,
-		},
-		{
-			text: "<https://example.com>",
-			link: &ast.AutoLink{
-				URL: "https://example.com",
-			},
-		},
-		{
-			text: "https://example.com",
-			link: &ast.AutoLink{
-				URL:       "https://example.com",
-				IsRawText: true,
-			},
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewAutoLinkParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.link}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/blockquote.go b/plugin/gomark/parser/blockquote.go
deleted file mode 100644
index 976c1ecf..00000000
--- a/plugin/gomark/parser/blockquote.go
+++ /dev/null
@@ -1,49 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type BlockquoteParser struct{}
-
-func NewBlockquoteParser() *BlockquoteParser {
-	return &BlockquoteParser{}
-}
-
-func (*BlockquoteParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	rows := tokenizer.Split(tokens, tokenizer.NewLine)
-	contentRows := [][]*tokenizer.Token{}
-	for _, row := range rows {
-		if len(row) < 3 || row[0].Type != tokenizer.GreaterThan || row[1].Type != tokenizer.Space {
-			break
-		}
-		contentRows = append(contentRows, row)
-	}
-	if len(contentRows) == 0 {
-		return nil, 0
-	}
-
-	children := []ast.Node{}
-	size := 0
-	for index, row := range contentRows {
-		contentTokens := row[2:]
-		nodes, err := ParseBlockWithParsers(contentTokens, []BlockParser{NewBlockquoteParser(), NewParagraphParser()})
-		if err != nil {
-			return nil, 0
-		}
-		if len(nodes) != 1 {
-			return nil, 0
-		}
-
-		children = append(children, nodes[0])
-		size += len(row)
-		if index != len(contentRows)-1 {
-			size++ // NewLine.
-		}
-	}
-
-	return &ast.Blockquote{
-		Children: children,
-	}, size
-}
diff --git a/plugin/gomark/parser/blockquote_test.go b/plugin/gomark/parser/blockquote_test.go
deleted file mode 100644
index 4a26d178..00000000
--- a/plugin/gomark/parser/blockquote_test.go
+++ /dev/null
@@ -1,103 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestBlockquoteParser(t *testing.T) {
-	tests := []struct {
-		text       string
-		blockquote ast.Node
-	}{
-		{
-			text:       ">Hello world",
-			blockquote: nil,
-		},
-		{
-			text: "> Hello world",
-			blockquote: &ast.Blockquote{
-				Children: []ast.Node{
-					&ast.Paragraph{
-						Children: []ast.Node{
-							&ast.Text{
-								Content: "Hello world",
-							},
-						},
-					},
-				},
-			},
-		},
-		{
-			text: "> 你好",
-			blockquote: &ast.Blockquote{
-				Children: []ast.Node{
-					&ast.Paragraph{
-						Children: []ast.Node{
-							&ast.Text{
-								Content: "你好",
-							},
-						},
-					},
-				},
-			},
-		},
-		{
-			text: "> Hello\n> world",
-			blockquote: &ast.Blockquote{
-				Children: []ast.Node{
-					&ast.Paragraph{
-						Children: []ast.Node{
-							&ast.Text{
-								Content: "Hello",
-							},
-						},
-					},
-					&ast.Paragraph{
-						Children: []ast.Node{
-							&ast.Text{
-								Content: "world",
-							},
-						},
-					},
-				},
-			},
-		},
-		{
-			text: "> Hello\n> > world",
-			blockquote: &ast.Blockquote{
-				Children: []ast.Node{
-					&ast.Paragraph{
-						Children: []ast.Node{
-							&ast.Text{
-								Content: "Hello",
-							},
-						},
-					},
-					&ast.Blockquote{
-						Children: []ast.Node{
-							&ast.Paragraph{
-								Children: []ast.Node{
-									&ast.Text{
-										Content: "world",
-									},
-								},
-							},
-						},
-					},
-				},
-			},
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewBlockquoteParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.blockquote}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/bold.go b/plugin/gomark/parser/bold.go
deleted file mode 100644
index 1210cc2e..00000000
--- a/plugin/gomark/parser/bold.go
+++ /dev/null
@@ -1,54 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type BoldParser struct{}
-
-func NewBoldParser() InlineParser {
-	return &BoldParser{}
-}
-
-func (*BoldParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	matchedTokens := tokenizer.GetFirstLine(tokens)
-	if len(matchedTokens) < 5 {
-		return nil, 0
-	}
-
-	prefixTokens := matchedTokens[:2]
-	if prefixTokens[0].Type != prefixTokens[1].Type {
-		return nil, 0
-	}
-	prefixTokenType := prefixTokens[0].Type
-	if prefixTokenType != tokenizer.Asterisk {
-		return nil, 0
-	}
-
-	cursor, matched := 2, false
-	for ; cursor < len(matchedTokens)-1; cursor++ {
-		token, nextToken := matchedTokens[cursor], matchedTokens[cursor+1]
-		if token.Type == tokenizer.NewLine || nextToken.Type == tokenizer.NewLine {
-			return nil, 0
-		}
-		if token.Type == prefixTokenType && nextToken.Type == prefixTokenType {
-			matchedTokens = matchedTokens[:cursor+2]
-			matched = true
-			break
-		}
-	}
-	if !matched {
-		return nil, 0
-	}
-
-	size := len(matchedTokens)
-	children, err := ParseInlineWithParsers(matchedTokens[2:size-2], []InlineParser{NewLinkParser(), NewTextParser()})
-	if err != nil {
-		return nil, 0
-	}
-	return &ast.Bold{
-		Symbol:   prefixTokenType,
-		Children: children,
-	}, size
-}
diff --git a/plugin/gomark/parser/bold_italic.go b/plugin/gomark/parser/bold_italic.go
deleted file mode 100644
index 9148976d..00000000
--- a/plugin/gomark/parser/bold_italic.go
+++ /dev/null
@@ -1,49 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type BoldItalicParser struct{}
-
-func NewBoldItalicParser() InlineParser {
-	return &BoldItalicParser{}
-}
-
-func (*BoldItalicParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	matchedTokens := tokenizer.GetFirstLine(tokens)
-	if len(matchedTokens) < 7 {
-		return nil, 0
-	}
-	prefixTokens := matchedTokens[:3]
-	if prefixTokens[0].Type != prefixTokens[1].Type || prefixTokens[0].Type != prefixTokens[2].Type || prefixTokens[1].Type != prefixTokens[2].Type {
-		return nil, 0
-	}
-	prefixTokenType := prefixTokens[0].Type
-	if prefixTokenType != tokenizer.Asterisk {
-		return nil, 0
-	}
-
-	cursor, matched := 3, false
-	for ; cursor < len(matchedTokens)-2; cursor++ {
-		token, nextToken, endToken := matchedTokens[cursor], matchedTokens[cursor+1], matchedTokens[cursor+2]
-		if token.Type == tokenizer.NewLine || nextToken.Type == tokenizer.NewLine || endToken.Type == tokenizer.NewLine {
-			return nil, 0
-		}
-		if token.Type == prefixTokenType && nextToken.Type == prefixTokenType && endToken.Type == prefixTokenType {
-			matchedTokens = matchedTokens[:cursor+3]
-			matched = true
-			break
-		}
-	}
-	if !matched {
-		return nil, 0
-	}
-
-	size := len(matchedTokens)
-	return &ast.BoldItalic{
-		Symbol:  prefixTokenType,
-		Content: tokenizer.Stringify(matchedTokens[3 : size-3]),
-	}, len(matchedTokens)
-}
diff --git a/plugin/gomark/parser/bold_italic_test.go b/plugin/gomark/parser/bold_italic_test.go
deleted file mode 100644
index e2616aa9..00000000
--- a/plugin/gomark/parser/bold_italic_test.go
+++ /dev/null
@@ -1,51 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestBoldItalicParser(t *testing.T) {
-	tests := []struct {
-		text       string
-		boldItalic ast.Node
-	}{
-		{
-			text:       "*Hello world!",
-			boldItalic: nil,
-		},
-		{
-			text:       "*** Hello * *",
-			boldItalic: nil,
-		},
-		{
-			text:       "*** Hello **",
-			boldItalic: nil,
-		},
-		{
-			text: "***Hello***",
-			boldItalic: &ast.BoldItalic{
-				Symbol:  "*",
-				Content: "Hello",
-			},
-		},
-		{
-			text: "*** Hello ***",
-			boldItalic: &ast.BoldItalic{
-				Symbol:  "*",
-				Content: " Hello ",
-			},
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewBoldItalicParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.boldItalic}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/bold_test.go b/plugin/gomark/parser/bold_test.go
deleted file mode 100644
index 08fe49cb..00000000
--- a/plugin/gomark/parser/bold_test.go
+++ /dev/null
@@ -1,59 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestBoldParser(t *testing.T) {
-	tests := []struct {
-		text string
-		bold ast.Node
-	}{
-		{
-			text: "*Hello world!",
-			bold: nil,
-		},
-		{
-			text: "**Hello**",
-			bold: &ast.Bold{
-				Symbol: "*",
-				Children: []ast.Node{
-					&ast.Text{
-						Content: "Hello",
-					},
-				},
-			},
-		},
-		{
-			text: "** Hello **",
-			bold: &ast.Bold{
-				Symbol: "*",
-				Children: []ast.Node{
-					&ast.Text{
-						Content: " Hello ",
-					},
-				},
-			},
-		},
-		{
-			text: "** Hello * *",
-			bold: nil,
-		},
-		{
-			text: "* * Hello **",
-			bold: nil,
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewBoldParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.bold}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/code.go b/plugin/gomark/parser/code.go
deleted file mode 100644
index 9cb53725..00000000
--- a/plugin/gomark/parser/code.go
+++ /dev/null
@@ -1,30 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type CodeParser struct{}
-
-func NewCodeParser() *CodeParser {
-	return &CodeParser{}
-}
-
-func (*CodeParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	matchedTokens := tokenizer.GetFirstLine(tokens)
-	if len(matchedTokens) < 3 {
-		return nil, 0
-	}
-	if matchedTokens[0].Type != tokenizer.Backtick {
-		return nil, 0
-	}
-	nextBacktickIndex := tokenizer.FindUnescaped(matchedTokens[1:], tokenizer.Backtick)
-	if nextBacktickIndex < 0 {
-		return nil, 0
-	}
-	matchedTokens = matchedTokens[:1+nextBacktickIndex+1]
-	return &ast.Code{
-		Content: tokenizer.Stringify(matchedTokens[1 : len(matchedTokens)-1]),
-	}, len(matchedTokens)
-}
diff --git a/plugin/gomark/parser/code_block.go b/plugin/gomark/parser/code_block.go
deleted file mode 100644
index bf0fb953..00000000
--- a/plugin/gomark/parser/code_block.go
+++ /dev/null
@@ -1,72 +0,0 @@
-package parser
-
-import (
-	"slices"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type CodeBlockParser struct {
-	Language string
-	Content  string
-}
-
-func NewCodeBlockParser() *CodeBlockParser {
-	return &CodeBlockParser{}
-}
-
-func (*CodeBlockParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	rows := tokenizer.Split(tokens, tokenizer.NewLine)
-	if len(rows) < 3 {
-		return nil, 0
-	}
-
-	firstRow := rows[0]
-	if len(firstRow) < 3 {
-		return nil, 0
-	}
-	if firstRow[0].Type != tokenizer.Backtick || firstRow[1].Type != tokenizer.Backtick || firstRow[2].Type != tokenizer.Backtick {
-		return nil, 0
-	}
-	languageTokens := []*tokenizer.Token{}
-	if len(firstRow) > 3 {
-		languageTokens = firstRow[3:]
-		// Check if language is valid.
-		availableLanguageTokenTypes := []tokenizer.TokenType{tokenizer.Text, tokenizer.Number, tokenizer.Underscore}
-		for _, token := range languageTokens {
-			if !slices.Contains(availableLanguageTokenTypes, token.Type) {
-				return nil, 0
-			}
-		}
-	}
-
-	contentRows := [][]*tokenizer.Token{}
-	matched := false
-	for _, row := range rows[1:] {
-		if len(row) == 3 && row[0].Type == tokenizer.Backtick && row[1].Type == tokenizer.Backtick && row[2].Type == tokenizer.Backtick {
-			matched = true
-			break
-		}
-		contentRows = append(contentRows, row)
-	}
-	if !matched {
-		return nil, 0
-	}
-
-	contentTokens := []*tokenizer.Token{}
-	for index, row := range contentRows {
-		contentTokens = append(contentTokens, row...)
-		if index != len(contentRows)-1 {
-			contentTokens = append(contentTokens, &tokenizer.Token{
-				Type:  tokenizer.NewLine,
-				Value: "\n",
-			})
-		}
-	}
-
-	return &ast.CodeBlock{
-		Content:  tokenizer.Stringify(contentTokens),
-		Language: tokenizer.Stringify(languageTokens),
-	}, 4 + len(languageTokens) + len(contentTokens) + 4
-}
diff --git a/plugin/gomark/parser/code_block_test.go b/plugin/gomark/parser/code_block_test.go
deleted file mode 100644
index 89ad4c8b..00000000
--- a/plugin/gomark/parser/code_block_test.go
+++ /dev/null
@@ -1,65 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestCodeBlockParser(t *testing.T) {
-	tests := []struct {
-		text      string
-		codeBlock ast.Node
-	}{
-		{
-			text:      "```Hello world!```",
-			codeBlock: nil,
-		},
-		{
-			text: "```\nHello\n```",
-			codeBlock: &ast.CodeBlock{
-				Language: "",
-				Content:  "Hello",
-			},
-		},
-		{
-			text: "```\nHello world!\n```",
-			codeBlock: &ast.CodeBlock{
-				Language: "",
-				Content:  "Hello world!",
-			},
-		},
-		{
-			text: "```java\nHello \n world!\n```",
-			codeBlock: &ast.CodeBlock{
-				Language: "java",
-				Content:  "Hello \n world!",
-			},
-		},
-		{
-			text:      "```java\nHello \n world!\n```111",
-			codeBlock: nil,
-		},
-		{
-			text:      "```java\nHello \n world!\n``` 111",
-			codeBlock: nil,
-		},
-		{
-			text: "```java\nHello \n world!\n```\n123123",
-			codeBlock: &ast.CodeBlock{
-				Language: "java",
-				Content:  "Hello \n world!",
-			},
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewCodeBlockParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.codeBlock}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/code_test.go b/plugin/gomark/parser/code_test.go
deleted file mode 100644
index 4a62154a..00000000
--- a/plugin/gomark/parser/code_test.go
+++ /dev/null
@@ -1,39 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestCodeParser(t *testing.T) {
-	tests := []struct {
-		text string
-		code ast.Node
-	}{
-		{
-			text: "`Hello world!",
-			code: nil,
-		},
-		{
-			text: "`Hello world!`",
-			code: &ast.Code{
-				Content: "Hello world!",
-			},
-		},
-		{
-			text: "`Hello \nworld!`",
-			code: nil,
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewCodeParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.code}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/embedded_content.go b/plugin/gomark/parser/embedded_content.go
deleted file mode 100644
index 7bb407a2..00000000
--- a/plugin/gomark/parser/embedded_content.go
+++ /dev/null
@@ -1,43 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type EmbeddedContentParser struct{}
-
-func NewEmbeddedContentParser() *EmbeddedContentParser {
-	return &EmbeddedContentParser{}
-}
-
-func (*EmbeddedContentParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	matchedTokens := tokenizer.GetFirstLine(tokens)
-	if len(matchedTokens) < 6 {
-		return nil, 0
-	}
-	if matchedTokens[0].Type != tokenizer.ExclamationMark || matchedTokens[1].Type != tokenizer.LeftSquareBracket || matchedTokens[2].Type != tokenizer.LeftSquareBracket {
-		return nil, 0
-	}
-	matched := false
-	for index, token := range matchedTokens[:len(matchedTokens)-1] {
-		if token.Type == tokenizer.RightSquareBracket && matchedTokens[index+1].Type == tokenizer.RightSquareBracket && index+1 == len(matchedTokens)-1 {
-			matched = true
-			break
-		}
-	}
-	if !matched {
-		return nil, 0
-	}
-
-	contentTokens := matchedTokens[3 : len(matchedTokens)-2]
-	resourceName, params := tokenizer.Stringify(contentTokens), ""
-	questionMarkIndex := tokenizer.FindUnescaped(contentTokens, tokenizer.QuestionMark)
-	if questionMarkIndex > 0 {
-		resourceName, params = tokenizer.Stringify(contentTokens[:questionMarkIndex]), tokenizer.Stringify(contentTokens[questionMarkIndex+1:])
-	}
-	return &ast.EmbeddedContent{
-		ResourceName: resourceName,
-		Params:       params,
-	}, len(matchedTokens)
-}
diff --git a/plugin/gomark/parser/embedded_content_test.go b/plugin/gomark/parser/embedded_content_test.go
deleted file mode 100644
index 40ef5061..00000000
--- a/plugin/gomark/parser/embedded_content_test.go
+++ /dev/null
@@ -1,65 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestEmbeddedContentParser(t *testing.T) {
-	tests := []struct {
-		text            string
-		embeddedContent ast.Node
-	}{
-		{
-			text:            "![[Hello world]",
-			embeddedContent: nil,
-		},
-		{
-			text: "![[Hello world]]",
-			embeddedContent: &ast.EmbeddedContent{
-				ResourceName: "Hello world",
-			},
-		},
-		{
-			text: "![[memos/1]]",
-			embeddedContent: &ast.EmbeddedContent{
-				ResourceName: "memos/1",
-			},
-		},
-		{
-			text:            "![[resources/101]] \n123",
-			embeddedContent: nil,
-		},
-		{
-			text: "![[resources/101]]\n123",
-			embeddedContent: &ast.EmbeddedContent{
-				ResourceName: "resources/101",
-			},
-		},
-		{
-			text: "![[resources/101?align=center]]\n123",
-			embeddedContent: &ast.EmbeddedContent{
-				ResourceName: "resources/101",
-				Params:       "align=center",
-			},
-		},
-		{
-			text: "![[resources/6uxnhT98q8vN8anBbUbRGu?align=center]]",
-			embeddedContent: &ast.EmbeddedContent{
-				ResourceName: "resources/6uxnhT98q8vN8anBbUbRGu",
-				Params:       "align=center",
-			},
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewEmbeddedContentParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.embeddedContent}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/escaping_character.go b/plugin/gomark/parser/escaping_character.go
deleted file mode 100644
index c1d315cc..00000000
--- a/plugin/gomark/parser/escaping_character.go
+++ /dev/null
@@ -1,27 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type EscapingCharacterParser struct{}
-
-func NewEscapingCharacterParser() *EscapingCharacterParser {
-	return &EscapingCharacterParser{}
-}
-
-func (*EscapingCharacterParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	if len(tokens) < 2 {
-		return nil, 0
-	}
-	if tokens[0].Type != tokenizer.Backslash {
-		return nil, 0
-	}
-	if tokens[1].Type == tokenizer.NewLine || tokens[1].Type == tokenizer.Space || tokens[1].Type == tokenizer.Text || tokens[1].Type == tokenizer.Number {
-		return nil, 0
-	}
-	return &ast.EscapingCharacter{
-		Symbol: tokens[1].Value,
-	}, 2
-}
diff --git a/plugin/gomark/parser/escaping_character_test.go b/plugin/gomark/parser/escaping_character_test.go
deleted file mode 100644
index 88db81bc..00000000
--- a/plugin/gomark/parser/escaping_character_test.go
+++ /dev/null
@@ -1,31 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestEscapingCharacterParser(t *testing.T) {
-	tests := []struct {
-		text string
-		node ast.Node
-	}{
-		{
-			text: `\# 123`,
-			node: &ast.EscapingCharacter{
-				Symbol: "#",
-			},
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewEscapingCharacterParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.node}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/heading.go b/plugin/gomark/parser/heading.go
deleted file mode 100644
index ff94fbed..00000000
--- a/plugin/gomark/parser/heading.go
+++ /dev/null
@@ -1,44 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type HeadingParser struct{}
-
-func NewHeadingParser() *HeadingParser {
-	return &HeadingParser{}
-}
-
-func (*HeadingParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	matchedTokens := tokenizer.GetFirstLine(tokens)
-	spaceIndex := tokenizer.FindUnescaped(matchedTokens, tokenizer.Space)
-	if spaceIndex < 0 {
-		return nil, 0
-	}
-
-	for _, token := range matchedTokens[:spaceIndex] {
-		if token.Type != tokenizer.PoundSign {
-			return nil, 0
-		}
-	}
-	level := spaceIndex
-	if level == 0 || level > 6 {
-		return nil, 0
-	}
-
-	contentTokens := matchedTokens[level+1:]
-	if len(contentTokens) == 0 {
-		return nil, 0
-	}
-	children, err := ParseInline(contentTokens)
-	if err != nil {
-		return nil, 0
-	}
-
-	return &ast.Heading{
-		Level:    level,
-		Children: children,
-	}, len(contentTokens) + level + 1
-}
diff --git a/plugin/gomark/parser/heading_test.go b/plugin/gomark/parser/heading_test.go
deleted file mode 100644
index 3b231ef8..00000000
--- a/plugin/gomark/parser/heading_test.go
+++ /dev/null
@@ -1,86 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestHeadingParser(t *testing.T) {
-	tests := []struct {
-		text    string
-		heading ast.Node
-	}{
-		{
-			text:    "*Hello world",
-			heading: nil,
-		},
-		{
-			text: "## Hello World\n123",
-			heading: &ast.Heading{
-				Level: 2,
-				Children: []ast.Node{
-					&ast.Text{
-						Content: "Hello World",
-					},
-				},
-			},
-		},
-		{
-			text: "# # Hello World",
-			heading: &ast.Heading{
-				Level: 1,
-				Children: []ast.Node{
-					&ast.Text{
-						Content: "# Hello World",
-					},
-				},
-			},
-		},
-		{
-			text:    " # 123123 Hello World",
-			heading: nil,
-		},
-		{
-			text: `# 123 
-Hello World`,
-			heading: &ast.Heading{
-				Level: 1,
-				Children: []ast.Node{
-					&ast.Text{
-						Content: "123 ",
-					},
-				},
-			},
-		},
-		{
-			text: "### **Hello** World",
-			heading: &ast.Heading{
-				Level: 3,
-				Children: []ast.Node{
-					&ast.Bold{
-						Symbol: "*",
-						Children: []ast.Node{
-							&ast.Text{
-								Content: "Hello",
-							},
-						},
-					},
-					&ast.Text{
-						Content: " World",
-					},
-				},
-			},
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewHeadingParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.heading}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/highlight.go b/plugin/gomark/parser/highlight.go
deleted file mode 100644
index 7acd5eb7..00000000
--- a/plugin/gomark/parser/highlight.go
+++ /dev/null
@@ -1,44 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type HighlightParser struct{}
-
-func NewHighlightParser() InlineParser {
-	return &HighlightParser{}
-}
-
-func (*HighlightParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	matchedToken := tokenizer.GetFirstLine(tokens)
-	if len(matchedToken) < 5 {
-		return nil, 0
-	}
-
-	prefixTokens := matchedToken[:2]
-	if prefixTokens[0].Type != prefixTokens[1].Type {
-		return nil, 0
-	}
-	prefixTokenType := prefixTokens[0].Type
-	if prefixTokenType != tokenizer.EqualSign {
-		return nil, 0
-	}
-
-	cursor, matched := 2, false
-	for ; cursor < len(matchedToken)-1; cursor++ {
-		token, nextToken := matchedToken[cursor], matchedToken[cursor+1]
-		if token.Type == prefixTokenType && nextToken.Type == prefixTokenType {
-			matched = true
-			break
-		}
-	}
-	if !matched {
-		return nil, 0
-	}
-
-	return &ast.Highlight{
-		Content: tokenizer.Stringify(matchedToken[2:cursor]),
-	}, cursor + 2
-}
diff --git a/plugin/gomark/parser/highlight_test.go b/plugin/gomark/parser/highlight_test.go
deleted file mode 100644
index dfd0bb2b..00000000
--- a/plugin/gomark/parser/highlight_test.go
+++ /dev/null
@@ -1,41 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestHighlightParser(t *testing.T) {
-	tests := []struct {
-		text string
-		bold ast.Node
-	}{
-		{
-			text: "==Hello world!",
-			bold: nil,
-		},
-		{
-			text: "==Hello==",
-			bold: &ast.Highlight{
-				Content: "Hello",
-			},
-		},
-		{
-			text: "==Hello world==",
-			bold: &ast.Highlight{
-				Content: "Hello world",
-			},
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewHighlightParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.bold}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/horizontal_rule.go b/plugin/gomark/parser/horizontal_rule.go
deleted file mode 100644
index 8646ec51..00000000
--- a/plugin/gomark/parser/horizontal_rule.go
+++ /dev/null
@@ -1,31 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type HorizontalRuleParser struct{}
-
-func NewHorizontalRuleParser() *HorizontalRuleParser {
-	return &HorizontalRuleParser{}
-}
-
-func (*HorizontalRuleParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	matchedTokens := tokenizer.GetFirstLine(tokens)
-	if len(matchedTokens) < 3 {
-		return nil, 0
-	}
-	if len(matchedTokens) > 3 && matchedTokens[3].Type != tokenizer.NewLine {
-		return nil, 0
-	}
-	if matchedTokens[0].Type != matchedTokens[1].Type || matchedTokens[0].Type != matchedTokens[2].Type || matchedTokens[1].Type != matchedTokens[2].Type {
-		return nil, 0
-	}
-	if matchedTokens[0].Type != tokenizer.Hyphen && matchedTokens[0].Type != tokenizer.Asterisk {
-		return nil, 0
-	}
-	return &ast.HorizontalRule{
-		Symbol: matchedTokens[0].Type,
-	}, 3
-}
diff --git a/plugin/gomark/parser/horizontal_rule_test.go b/plugin/gomark/parser/horizontal_rule_test.go
deleted file mode 100644
index c2faa39d..00000000
--- a/plugin/gomark/parser/horizontal_rule_test.go
+++ /dev/null
@@ -1,51 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestHorizontalRuleParser(t *testing.T) {
-	tests := []struct {
-		text           string
-		horizontalRule ast.Node
-	}{
-		{
-			text: "---",
-			horizontalRule: &ast.HorizontalRule{
-				Symbol: "-",
-			},
-		},
-		{
-			text: "---\naaa",
-			horizontalRule: &ast.HorizontalRule{
-				Symbol: "-",
-			},
-		},
-		{
-			text:           "****",
-			horizontalRule: nil,
-		},
-		{
-			text: "***",
-			horizontalRule: &ast.HorizontalRule{
-				Symbol: "*",
-			},
-		},
-		{
-			text:           "-*-",
-			horizontalRule: nil,
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewHorizontalRuleParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.horizontalRule}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/image.go b/plugin/gomark/parser/image.go
deleted file mode 100644
index d1366d17..00000000
--- a/plugin/gomark/parser/image.go
+++ /dev/null
@@ -1,56 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type ImageParser struct{}
-
-func NewImageParser() *ImageParser {
-	return &ImageParser{}
-}
-
-func (*ImageParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	matchedTokens := tokenizer.GetFirstLine(tokens)
-	if len(matchedTokens) < 5 {
-		return nil, 0
-	}
-	if matchedTokens[0].Type != tokenizer.ExclamationMark {
-		return nil, 0
-	}
-	if matchedTokens[1].Type != tokenizer.LeftSquareBracket {
-		return nil, 0
-	}
-	cursor, altTokens := 2, []*tokenizer.Token{}
-	for ; cursor < len(matchedTokens)-2; cursor++ {
-		if matchedTokens[cursor].Type == tokenizer.RightSquareBracket {
-			break
-		}
-		altTokens = append(altTokens, matchedTokens[cursor])
-	}
-	if matchedTokens[cursor+1].Type != tokenizer.LeftParenthesis {
-		return nil, 0
-	}
-
-	cursor += 2
-	contentTokens, matched := []*tokenizer.Token{}, false
-	for _, token := range matchedTokens[cursor:] {
-		if token.Type == tokenizer.Space {
-			return nil, 0
-		}
-		if token.Type == tokenizer.RightParenthesis {
-			matched = true
-			break
-		}
-		contentTokens = append(contentTokens, token)
-	}
-	if !matched || len(contentTokens) == 0 {
-		return nil, 0
-	}
-
-	return &ast.Image{
-		AltText: tokenizer.Stringify(altTokens),
-		URL:     tokenizer.Stringify(contentTokens),
-	}, 0
-}
diff --git a/plugin/gomark/parser/image_test.go b/plugin/gomark/parser/image_test.go
deleted file mode 100644
index 2b5f7157..00000000
--- a/plugin/gomark/parser/image_test.go
+++ /dev/null
@@ -1,46 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestImageParser(t *testing.T) {
-	tests := []struct {
-		text  string
-		image ast.Node
-	}{
-		{
-			text: "![](https://example.com)",
-			image: &ast.Image{
-				AltText: "",
-				URL:     "https://example.com",
-			},
-		},
-		{
-			text:  "! [](https://example.com)",
-			image: nil,
-		},
-		{
-			text:  "![alte]( htt ps :/ /example.com)",
-			image: nil,
-		},
-		{
-			text: "![al te](https://example.com)",
-			image: &ast.Image{
-				AltText: "al te",
-				URL:     "https://example.com",
-			},
-		},
-	}
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewImageParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.image}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/italic.go b/plugin/gomark/parser/italic.go
deleted file mode 100644
index 9b586c04..00000000
--- a/plugin/gomark/parser/italic.go
+++ /dev/null
@@ -1,44 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type ItalicParser struct {
-	ContentTokens []*tokenizer.Token
-}
-
-func NewItalicParser() *ItalicParser {
-	return &ItalicParser{}
-}
-
-func (*ItalicParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	matchedTokens := tokenizer.GetFirstLine(tokens)
-	if len(matchedTokens) < 3 {
-		return nil, 0
-	}
-
-	prefixTokens := matchedTokens[:1]
-	if prefixTokens[0].Type != tokenizer.Asterisk {
-		return nil, 0
-	}
-	prefixTokenType := prefixTokens[0].Type
-	contentTokens := []*tokenizer.Token{}
-	matched := false
-	for _, token := range matchedTokens[1:] {
-		if token.Type == prefixTokenType {
-			matched = true
-			break
-		}
-		contentTokens = append(contentTokens, token)
-	}
-	if !matched || len(contentTokens) == 0 {
-		return nil, 0
-	}
-
-	return &ast.Italic{
-		Symbol:  prefixTokenType,
-		Content: tokenizer.Stringify(contentTokens),
-	}, len(contentTokens) + 2
-}
diff --git a/plugin/gomark/parser/italic_test.go b/plugin/gomark/parser/italic_test.go
deleted file mode 100644
index cd1c6443..00000000
--- a/plugin/gomark/parser/italic_test.go
+++ /dev/null
@@ -1,50 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestItalicParser(t *testing.T) {
-	tests := []struct {
-		text   string
-		italic ast.Node
-	}{
-		{
-			text:   "*Hello world!",
-			italic: nil,
-		},
-		{
-			text: "*Hello*",
-			italic: &ast.Italic{
-				Symbol:  "*",
-				Content: "Hello",
-			},
-		},
-		{
-			text: "* Hello *",
-			italic: &ast.Italic{
-				Symbol:  "*",
-				Content: " Hello ",
-			},
-		},
-		{
-			text: "*1* Hello * *",
-			italic: &ast.Italic{
-				Symbol:  "*",
-				Content: "1",
-			},
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewItalicParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.italic}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/line_break.go b/plugin/gomark/parser/line_break.go
deleted file mode 100644
index 34b376a8..00000000
--- a/plugin/gomark/parser/line_break.go
+++ /dev/null
@@ -1,22 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type LineBreakParser struct{}
-
-func NewLineBreakParser() *LineBreakParser {
-	return &LineBreakParser{}
-}
-
-func (*LineBreakParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	if len(tokens) == 0 {
-		return nil, 0
-	}
-	if tokens[0].Type != tokenizer.NewLine {
-		return nil, 0
-	}
-	return &ast.LineBreak{}, 1
-}
diff --git a/plugin/gomark/parser/link.go b/plugin/gomark/parser/link.go
deleted file mode 100644
index 9c38740e..00000000
--- a/plugin/gomark/parser/link.go
+++ /dev/null
@@ -1,54 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type LinkParser struct{}
-
-func NewLinkParser() *LinkParser {
-	return &LinkParser{}
-}
-
-func (*LinkParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	matchedTokens := tokenizer.GetFirstLine(tokens)
-	if len(matchedTokens) < 5 {
-		return nil, 0
-	}
-	if matchedTokens[0].Type != tokenizer.LeftSquareBracket {
-		return nil, 0
-	}
-
-	textTokens := []*tokenizer.Token{}
-	for _, token := range matchedTokens[1:] {
-		if token.Type == tokenizer.RightSquareBracket {
-			break
-		}
-		textTokens = append(textTokens, token)
-	}
-	if len(textTokens)+4 >= len(matchedTokens) {
-		return nil, 0
-	}
-	if matchedTokens[2+len(textTokens)].Type != tokenizer.LeftParenthesis {
-		return nil, 0
-	}
-	urlTokens := []*tokenizer.Token{}
-	for _, token := range matchedTokens[3+len(textTokens):] {
-		if token.Type == tokenizer.Space {
-			return nil, 0
-		}
-		if token.Type == tokenizer.RightParenthesis {
-			break
-		}
-		urlTokens = append(urlTokens, token)
-	}
-	if 4+len(urlTokens)+len(textTokens) > len(matchedTokens) {
-		return nil, 0
-	}
-
-	return &ast.Link{
-		Text: tokenizer.Stringify(textTokens),
-		URL:  tokenizer.Stringify(urlTokens),
-	}, 4 + len(urlTokens) + len(textTokens)
-}
diff --git a/plugin/gomark/parser/link_test.go b/plugin/gomark/parser/link_test.go
deleted file mode 100644
index bbb06a8f..00000000
--- a/plugin/gomark/parser/link_test.go
+++ /dev/null
@@ -1,53 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestLinkParser(t *testing.T) {
-	tests := []struct {
-		text string
-		link ast.Node
-	}{
-		{
-			text: "[](https://example.com)",
-			link: &ast.Link{
-				Text: "",
-				URL:  "https://example.com",
-			},
-		},
-		{
-			text: "! [](https://example.com)",
-			link: nil,
-		},
-		{
-			text: "[alte]( htt ps :/ /example.com)",
-			link: nil,
-		},
-		{
-			text: "[your/slash](https://example.com)",
-			link: &ast.Link{
-				Text: "your/slash",
-				URL:  "https://example.com",
-			},
-		},
-		{
-			text: "[hello world](https://example.com)",
-			link: &ast.Link{
-				Text: "hello world",
-				URL:  "https://example.com",
-			},
-		},
-	}
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewLinkParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.link}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/math.go b/plugin/gomark/parser/math.go
deleted file mode 100644
index 2fda2e8a..00000000
--- a/plugin/gomark/parser/math.go
+++ /dev/null
@@ -1,39 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type MathParser struct{}
-
-func NewMathParser() *MathParser {
-	return &MathParser{}
-}
-
-func (*MathParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	matchedTokens := tokenizer.GetFirstLine(tokens)
-	if len(matchedTokens) < 3 {
-		return nil, 0
-	}
-
-	if matchedTokens[0].Type != tokenizer.DollarSign {
-		return nil, 0
-	}
-
-	contentTokens := []*tokenizer.Token{}
-	matched := false
-	for _, token := range matchedTokens[1:] {
-		if token.Type == tokenizer.DollarSign {
-			matched = true
-			break
-		}
-		contentTokens = append(contentTokens, token)
-	}
-	if !matched || len(contentTokens) == 0 {
-		return nil, 0
-	}
-	return &ast.Math{
-		Content: tokenizer.Stringify(contentTokens),
-	}, len(contentTokens) + 2
-}
diff --git a/plugin/gomark/parser/math_block.go b/plugin/gomark/parser/math_block.go
deleted file mode 100644
index c0193f81..00000000
--- a/plugin/gomark/parser/math_block.go
+++ /dev/null
@@ -1,53 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type MathBlockParser struct{}
-
-func NewMathBlockParser() *MathBlockParser {
-	return &MathBlockParser{}
-}
-
-func (*MathBlockParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	rows := tokenizer.Split(tokens, tokenizer.NewLine)
-	if len(rows) < 3 {
-		return nil, 0
-	}
-	firstRow := rows[0]
-	if len(firstRow) != 2 {
-		return nil, 0
-	}
-	if firstRow[0].Type != tokenizer.DollarSign || firstRow[1].Type != tokenizer.DollarSign {
-		return nil, 0
-	}
-
-	contentRows := [][]*tokenizer.Token{}
-	matched := false
-	for _, row := range rows[1:] {
-		if len(row) == 2 && row[0].Type == tokenizer.DollarSign && row[1].Type == tokenizer.DollarSign {
-			matched = true
-			break
-		}
-		contentRows = append(contentRows, row)
-	}
-	if !matched {
-		return nil, 0
-	}
-
-	contentTokens := []*tokenizer.Token{}
-	for index, row := range contentRows {
-		contentTokens = append(contentTokens, row...)
-		if index != len(contentRows)-1 {
-			contentTokens = append(contentTokens, &tokenizer.Token{
-				Type:  tokenizer.NewLine,
-				Value: "\n",
-			})
-		}
-	}
-	return &ast.MathBlock{
-		Content: tokenizer.Stringify(contentTokens),
-	}, 3 + len(contentTokens) + 3
-}
diff --git a/plugin/gomark/parser/math_block_test.go b/plugin/gomark/parser/math_block_test.go
deleted file mode 100644
index 1de2dfe2..00000000
--- a/plugin/gomark/parser/math_block_test.go
+++ /dev/null
@@ -1,36 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestMathBlockParser(t *testing.T) {
-	tests := []struct {
-		text string
-		link ast.Node
-	}{
-		{
-			text: "$$\n(1+x)^2\n$$",
-			link: &ast.MathBlock{
-				Content: "(1+x)^2",
-			},
-		},
-		{
-			text: "$$\na=3\n$$",
-			link: &ast.MathBlock{
-				Content: "a=3",
-			},
-		},
-	}
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewMathBlockParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.link}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/math_test.go b/plugin/gomark/parser/math_test.go
deleted file mode 100644
index 0361c850..00000000
--- a/plugin/gomark/parser/math_test.go
+++ /dev/null
@@ -1,30 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestMathParser(t *testing.T) {
-	tests := []struct {
-		text string
-		link ast.Node
-	}{
-		{
-			text: "$\\sqrt{3x-1}+(1+x)^2$",
-			link: &ast.Math{
-				Content: "\\sqrt{3x-1}+(1+x)^2",
-			},
-		},
-	}
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewMathParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.link}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/ordered_list.go b/plugin/gomark/parser/ordered_list.go
deleted file mode 100644
index 9e8db9e7..00000000
--- a/plugin/gomark/parser/ordered_list.go
+++ /dev/null
@@ -1,47 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type OrderedListParser struct{}
-
-func NewOrderedListParser() *OrderedListParser {
-	return &OrderedListParser{}
-}
-
-func (*OrderedListParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	matchedTokens := tokenizer.GetFirstLine(tokens)
-	indent := 0
-	for _, token := range matchedTokens {
-		if token.Type == tokenizer.Space {
-			indent++
-		} else {
-			break
-		}
-	}
-	if len(matchedTokens) < indent+3 {
-		return nil, 0
-	}
-
-	corsor := indent
-	if matchedTokens[corsor].Type != tokenizer.Number || matchedTokens[corsor+1].Type != tokenizer.Dot || matchedTokens[corsor+2].Type != tokenizer.Space {
-		return nil, 0
-	}
-
-	contentTokens := matchedTokens[corsor+3:]
-	if len(contentTokens) == 0 {
-		return nil, 0
-	}
-
-	children, err := ParseInline(contentTokens)
-	if err != nil {
-		return nil, 0
-	}
-	return &ast.OrderedList{
-		Number:   matchedTokens[indent].Value,
-		Indent:   indent,
-		Children: children,
-	}, indent + 3 + len(contentTokens)
-}
diff --git a/plugin/gomark/parser/ordered_list_test.go b/plugin/gomark/parser/ordered_list_test.go
deleted file mode 100644
index 184c223d..00000000
--- a/plugin/gomark/parser/ordered_list_test.go
+++ /dev/null
@@ -1,71 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestOrderedListParser(t *testing.T) {
-	tests := []struct {
-		text string
-		node ast.Node
-	}{
-		{
-			text: "1.asd",
-			node: nil,
-		},
-		{
-			text: "1. Hello World",
-			node: &ast.OrderedList{
-				Number: "1",
-				Children: []ast.Node{
-					&ast.Text{
-						Content: "Hello World",
-					},
-				},
-			},
-		},
-		{
-			text: "  1. Hello World",
-			node: &ast.OrderedList{
-				Number: "1",
-				Indent: 2,
-				Children: []ast.Node{
-					&ast.Text{
-						Content: "Hello World",
-					},
-				},
-			},
-		},
-		{
-			text: "1aa. Hello World",
-			node: nil,
-		},
-		{
-			text: "22. Hello *World*",
-			node: &ast.OrderedList{
-				Number: "22",
-				Children: []ast.Node{
-					&ast.Text{
-						Content: "Hello ",
-					},
-					&ast.Italic{
-						Symbol:  "*",
-						Content: "World",
-					},
-				},
-			},
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewOrderedListParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.node}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/paragraph.go b/plugin/gomark/parser/paragraph.go
deleted file mode 100644
index af8e7ed7..00000000
--- a/plugin/gomark/parser/paragraph.go
+++ /dev/null
@@ -1,29 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type ParagraphParser struct {
-	ContentTokens []*tokenizer.Token
-}
-
-func NewParagraphParser() *ParagraphParser {
-	return &ParagraphParser{}
-}
-
-func (*ParagraphParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	matchedTokens := tokenizer.GetFirstLine(tokens)
-	if len(matchedTokens) == 0 {
-		return nil, 0
-	}
-
-	children, err := ParseInline(matchedTokens)
-	if err != nil {
-		return nil, 0
-	}
-	return &ast.Paragraph{
-		Children: children,
-	}, len(matchedTokens)
-}
diff --git a/plugin/gomark/parser/paragraph_test.go b/plugin/gomark/parser/paragraph_test.go
deleted file mode 100644
index 5712328d..00000000
--- a/plugin/gomark/parser/paragraph_test.go
+++ /dev/null
@@ -1,63 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestParagraphParser(t *testing.T) {
-	tests := []struct {
-		text      string
-		paragraph ast.Node
-	}{
-		{
-			text:      "",
-			paragraph: nil,
-		},
-		{
-			text:      "\n",
-			paragraph: nil,
-		},
-		{
-			text: "Hello world!",
-			paragraph: &ast.Paragraph{
-				Children: []ast.Node{
-					&ast.Text{
-						Content: "Hello world!",
-					},
-				},
-			},
-		},
-		{
-			text: "Hello world!\n",
-			paragraph: &ast.Paragraph{
-				Children: []ast.Node{
-					&ast.Text{
-						Content: "Hello world!",
-					},
-				},
-			},
-		},
-		{
-			text: "Hello world!\n\nNew paragraph.",
-			paragraph: &ast.Paragraph{
-				Children: []ast.Node{
-					&ast.Text{
-						Content: "Hello world!",
-					},
-				},
-			},
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewParagraphParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.paragraph}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/parser.go b/plugin/gomark/parser/parser.go
deleted file mode 100644
index 403d22f6..00000000
--- a/plugin/gomark/parser/parser.go
+++ /dev/null
@@ -1,120 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type Context struct {
-	BlockParsers  []BlockParser
-	InlineParsers []InlineParser
-}
-
-type BaseParser interface {
-	Match(tokens []*tokenizer.Token) (ast.Node, int)
-}
-
-type InlineParser interface {
-	BaseParser
-}
-
-type BlockParser interface {
-	BaseParser
-}
-
-func Parse(tokens []*tokenizer.Token) ([]ast.Node, error) {
-	return ParseBlock(tokens)
-}
-
-var defaultBlockParsers = []BlockParser{
-	NewCodeBlockParser(),
-	NewTableParser(),
-	NewHorizontalRuleParser(),
-	NewHeadingParser(),
-	NewBlockquoteParser(),
-	NewTaskListParser(),
-	NewUnorderedListParser(),
-	NewOrderedListParser(),
-	NewMathBlockParser(),
-	NewEmbeddedContentParser(),
-	NewParagraphParser(),
-	NewLineBreakParser(),
-}
-
-func ParseBlock(tokens []*tokenizer.Token) ([]ast.Node, error) {
-	return ParseBlockWithParsers(tokens, defaultBlockParsers)
-}
-
-func ParseBlockWithParsers(tokens []*tokenizer.Token, blockParsers []BlockParser) ([]ast.Node, error) {
-	nodes := []ast.Node{}
-	var prevNode ast.Node
-	for len(tokens) > 0 {
-		for _, blockParser := range blockParsers {
-			node, size := blockParser.Match(tokens)
-			if node != nil {
-				// Consume matched tokens.
-				tokens = tokens[size:]
-				if prevNode != nil {
-					prevNode.SetNextSibling(node)
-					node.SetPrevSibling(prevNode)
-				}
-				prevNode = node
-				nodes = append(nodes, node)
-				break
-			}
-		}
-	}
-	return nodes, nil
-}
-
-var defaultInlineParsers = []InlineParser{
-	NewEscapingCharacterParser(),
-	NewBoldItalicParser(),
-	NewImageParser(),
-	NewLinkParser(),
-	NewAutoLinkParser(),
-	NewBoldParser(),
-	NewItalicParser(),
-	NewHighlightParser(),
-	NewCodeParser(),
-	NewSubscriptParser(),
-	NewSuperscriptParser(),
-	NewMathParser(),
-	NewReferencedContentParser(),
-	NewTagParser(),
-	NewStrikethroughParser(),
-	NewLineBreakParser(),
-	NewTextParser(),
-}
-
-func ParseInline(tokens []*tokenizer.Token) ([]ast.Node, error) {
-	return ParseInlineWithParsers(tokens, defaultInlineParsers)
-}
-
-func ParseInlineWithParsers(tokens []*tokenizer.Token, inlineParsers []InlineParser) ([]ast.Node, error) {
-	nodes := []ast.Node{}
-	var prevNode ast.Node
-	for len(tokens) > 0 {
-		for _, inlineParser := range inlineParsers {
-			node, size := inlineParser.Match(tokens)
-			if node != nil {
-				// Consume matched tokens.
-				tokens = tokens[size:]
-				if prevNode != nil {
-					// Merge text nodes if possible.
-					if prevNode.Type() == ast.TextNode && node.Type() == ast.TextNode {
-						prevNode.(*ast.Text).Content += node.(*ast.Text).Content
-						break
-					}
-
-					prevNode.SetNextSibling(node)
-					node.SetPrevSibling(prevNode)
-				}
-				prevNode = node
-				nodes = append(nodes, node)
-				break
-			}
-		}
-	}
-	return nodes, nil
-}
diff --git a/plugin/gomark/parser/parser_test.go b/plugin/gomark/parser/parser_test.go
deleted file mode 100644
index aa3f4072..00000000
--- a/plugin/gomark/parser/parser_test.go
+++ /dev/null
@@ -1,244 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestParser(t *testing.T) {
-	tests := []struct {
-		text  string
-		nodes []ast.Node
-	}{
-		{
-			text: "Hello world!",
-			nodes: []ast.Node{
-				&ast.Paragraph{
-					Children: []ast.Node{
-						&ast.Text{
-							Content: "Hello world!",
-						},
-					},
-				},
-			},
-		},
-		{
-			text: "# Hello world!",
-			nodes: []ast.Node{
-				&ast.Heading{
-					Level: 1,
-					Children: []ast.Node{
-						&ast.Text{
-							Content: "Hello world!",
-						},
-					},
-				},
-			},
-		},
-		{
-			text: "\\# Hello world!",
-			nodes: []ast.Node{
-				&ast.Paragraph{
-					Children: []ast.Node{
-						&ast.EscapingCharacter{
-							Symbol: "#",
-						},
-						&ast.Text{
-							Content: " Hello world!",
-						},
-					},
-				},
-			},
-		},
-		{
-			text: "**Hello** world!",
-			nodes: []ast.Node{
-				&ast.Paragraph{
-					Children: []ast.Node{
-						&ast.Bold{
-							Symbol: "*",
-							Children: []ast.Node{
-								&ast.Text{
-									Content: "Hello",
-								},
-							},
-						},
-						&ast.Text{
-							Content: " world!",
-						},
-					},
-				},
-			},
-		},
-		{
-			text: "Hello **world**!\nHere is a new line.",
-			nodes: []ast.Node{
-				&ast.Paragraph{
-					Children: []ast.Node{
-						&ast.Text{
-							Content: "Hello ",
-						},
-						&ast.Bold{
-							Symbol: "*",
-							Children: []ast.Node{
-								&ast.Text{
-									Content: "world",
-								},
-							},
-						},
-						&ast.Text{
-							Content: "!",
-						},
-					},
-				},
-				&ast.LineBreak{},
-				&ast.Paragraph{
-					Children: []ast.Node{
-						&ast.Text{
-							Content: "Here is a new line.",
-						},
-					},
-				},
-			},
-		},
-		{
-			text: "Hello **world**!\n```javascript\nconsole.log(\"Hello world!\");\n```",
-			nodes: []ast.Node{
-				&ast.Paragraph{
-					Children: []ast.Node{
-						&ast.Text{
-							Content: "Hello ",
-						},
-						&ast.Bold{
-							Symbol: "*",
-							Children: []ast.Node{
-								&ast.Text{
-									Content: "world",
-								},
-							},
-						},
-						&ast.Text{
-							Content: "!",
-						},
-					},
-				},
-				&ast.LineBreak{},
-				&ast.CodeBlock{
-					Language: "javascript",
-					Content:  "console.log(\"Hello world!\");",
-				},
-			},
-		},
-		{
-			text: "Hello world!\n\nNew paragraph.",
-			nodes: []ast.Node{
-				&ast.Paragraph{
-					Children: []ast.Node{
-						&ast.Text{
-							Content: "Hello world!",
-						},
-					},
-				},
-				&ast.LineBreak{},
-				&ast.LineBreak{},
-				&ast.Paragraph{
-					Children: []ast.Node{
-						&ast.Text{
-							Content: "New paragraph.",
-						},
-					},
-				},
-			},
-		},
-		{
-			text: "1. hello\n- [ ] world",
-			nodes: []ast.Node{
-				&ast.OrderedList{
-					Number: "1",
-					Children: []ast.Node{
-						&ast.Text{
-							Content: "hello",
-						},
-					},
-				},
-				&ast.LineBreak{},
-				&ast.TaskList{
-					Symbol:   tokenizer.Hyphen,
-					Complete: false,
-					Children: []ast.Node{
-						&ast.Text{
-							Content: "world",
-						},
-					},
-				},
-			},
-		},
-		{
-			text: "- [ ] hello\n- [x] world",
-			nodes: []ast.Node{
-				&ast.TaskList{
-					Symbol:   tokenizer.Hyphen,
-					Complete: false,
-					Children: []ast.Node{
-						&ast.Text{
-							Content: "hello",
-						},
-					},
-				},
-				&ast.LineBreak{},
-				&ast.TaskList{
-					Symbol:   tokenizer.Hyphen,
-					Complete: true,
-					Children: []ast.Node{
-						&ast.Text{
-							Content: "world",
-						},
-					},
-				},
-			},
-		},
-		{
-			text: "\n\n",
-			nodes: []ast.Node{
-				&ast.LineBreak{},
-				&ast.LineBreak{},
-			},
-		},
-		{
-			text: "\n$$\na=3\n$$",
-			nodes: []ast.Node{
-				&ast.LineBreak{},
-				&ast.MathBlock{
-					Content: "a=3",
-				},
-			},
-		},
-		{
-			text: "Hello\n![[memos/101]]",
-			nodes: []ast.Node{
-				&ast.Paragraph{
-					Children: []ast.Node{
-						&ast.Text{
-							Content: "Hello",
-						},
-					},
-				},
-				&ast.LineBreak{},
-				&ast.EmbeddedContent{
-					ResourceName: "memos/101",
-				},
-			},
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		nodes, _ := Parse(tokens)
-		require.Equal(t, restore.Restore(test.nodes), restore.Restore(nodes))
-	}
-}
diff --git a/plugin/gomark/parser/referenced_content.go b/plugin/gomark/parser/referenced_content.go
deleted file mode 100644
index 50c479c5..00000000
--- a/plugin/gomark/parser/referenced_content.go
+++ /dev/null
@@ -1,45 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type ReferencedContentParser struct{}
-
-func NewReferencedContentParser() *ReferencedContentParser {
-	return &ReferencedContentParser{}
-}
-
-func (*ReferencedContentParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	matchedTokens := tokenizer.GetFirstLine(tokens)
-	if len(matchedTokens) < 5 {
-		return nil, 0
-	}
-	if matchedTokens[0].Type != tokenizer.LeftSquareBracket || matchedTokens[1].Type != tokenizer.LeftSquareBracket {
-		return nil, 0
-	}
-
-	contentTokens := []*tokenizer.Token{}
-	matched := false
-	for index, token := range matchedTokens[2 : len(matchedTokens)-1] {
-		if token.Type == tokenizer.RightSquareBracket && matchedTokens[2+index+1].Type == tokenizer.RightSquareBracket {
-			matched = true
-			break
-		}
-		contentTokens = append(contentTokens, token)
-	}
-	if !matched {
-		return nil, 0
-	}
-
-	resourceName, params := tokenizer.Stringify(contentTokens), ""
-	questionMarkIndex := tokenizer.FindUnescaped(contentTokens, tokenizer.QuestionMark)
-	if questionMarkIndex > 0 {
-		resourceName, params = tokenizer.Stringify(contentTokens[:questionMarkIndex]), tokenizer.Stringify(contentTokens[questionMarkIndex+1:])
-	}
-	return &ast.ReferencedContent{
-		ResourceName: resourceName,
-		Params:       params,
-	}, len(contentTokens) + 4
-}
diff --git a/plugin/gomark/parser/referenced_content_test.go b/plugin/gomark/parser/referenced_content_test.go
deleted file mode 100644
index a490f962..00000000
--- a/plugin/gomark/parser/referenced_content_test.go
+++ /dev/null
@@ -1,61 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestReferencedContentParser(t *testing.T) {
-	tests := []struct {
-		text              string
-		referencedContent ast.Node
-	}{
-		{
-			text:              "[[Hello world]",
-			referencedContent: nil,
-		},
-		{
-			text: "[[Hello world]]",
-			referencedContent: &ast.ReferencedContent{
-				ResourceName: "Hello world",
-			},
-		},
-		{
-			text: "[[memos/1]]",
-			referencedContent: &ast.ReferencedContent{
-				ResourceName: "memos/1",
-			},
-		},
-		{
-			text: "[[resources/101]]111\n123",
-			referencedContent: &ast.ReferencedContent{
-				ResourceName: "resources/101",
-			},
-		},
-		{
-			text: "[[resources/101?align=center]]",
-			referencedContent: &ast.ReferencedContent{
-				ResourceName: "resources/101",
-				Params:       "align=center",
-			},
-		},
-		{
-			text: "[[resources/6uxnhT98q8vN8anBbUbRGu?align=center]]",
-			referencedContent: &ast.ReferencedContent{
-				ResourceName: "resources/6uxnhT98q8vN8anBbUbRGu",
-				Params:       "align=center",
-			},
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewReferencedContentParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.referencedContent}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/strikethrough.go b/plugin/gomark/parser/strikethrough.go
deleted file mode 100644
index 159a7a33..00000000
--- a/plugin/gomark/parser/strikethrough.go
+++ /dev/null
@@ -1,39 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type StrikethroughParser struct{}
-
-func NewStrikethroughParser() *StrikethroughParser {
-	return &StrikethroughParser{}
-}
-
-func (*StrikethroughParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	matchedTokens := tokenizer.GetFirstLine(tokens)
-	if len(matchedTokens) < 5 {
-		return nil, 0
-	}
-	if matchedTokens[0].Type != tokenizer.Tilde || matchedTokens[1].Type != tokenizer.Tilde {
-		return nil, 0
-	}
-
-	contentTokens := []*tokenizer.Token{}
-	matched := false
-	for cursor := 2; cursor < len(matchedTokens)-1; cursor++ {
-		token, nextToken := matchedTokens[cursor], matchedTokens[cursor+1]
-		if token.Type == tokenizer.Tilde && nextToken.Type == tokenizer.Tilde {
-			matched = true
-			break
-		}
-		contentTokens = append(contentTokens, token)
-	}
-	if !matched || len(contentTokens) == 0 {
-		return nil, 0
-	}
-	return &ast.Strikethrough{
-		Content: tokenizer.Stringify(contentTokens),
-	}, len(contentTokens) + 4
-}
diff --git a/plugin/gomark/parser/strikethrough_test.go b/plugin/gomark/parser/strikethrough_test.go
deleted file mode 100644
index 0b04f64c..00000000
--- a/plugin/gomark/parser/strikethrough_test.go
+++ /dev/null
@@ -1,47 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestStrikethroughParser(t *testing.T) {
-	tests := []struct {
-		text          string
-		strikethrough ast.Node
-	}{
-		{
-			text:          "~~Hello world",
-			strikethrough: nil,
-		},
-		{
-			text: "~~Hello~~",
-			strikethrough: &ast.Strikethrough{
-				Content: "Hello",
-			},
-		},
-		{
-			text: "~~ Hello ~~",
-			strikethrough: &ast.Strikethrough{
-				Content: " Hello ",
-			},
-		},
-		{
-			text: "~~1~~ Hello ~~~",
-			strikethrough: &ast.Strikethrough{
-				Content: "1",
-			},
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewStrikethroughParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.strikethrough}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/subscript.go b/plugin/gomark/parser/subscript.go
deleted file mode 100644
index 8c6a889a..00000000
--- a/plugin/gomark/parser/subscript.go
+++ /dev/null
@@ -1,39 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type SubscriptParser struct{}
-
-func NewSubscriptParser() *SubscriptParser {
-	return &SubscriptParser{}
-}
-
-func (*SubscriptParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	matchedTokens := tokenizer.GetFirstLine(tokens)
-	if len(matchedTokens) < 3 {
-		return nil, 0
-	}
-	if matchedTokens[0].Type != tokenizer.Tilde {
-		return nil, 0
-	}
-
-	contentTokens := []*tokenizer.Token{}
-	matched := false
-	for _, token := range matchedTokens[1:] {
-		if token.Type == tokenizer.Tilde {
-			matched = true
-			break
-		}
-		contentTokens = append(contentTokens, token)
-	}
-	if !matched || len(contentTokens) == 0 {
-		return nil, 0
-	}
-
-	return &ast.Subscript{
-		Content: tokenizer.Stringify(contentTokens),
-	}, len(contentTokens) + 2
-}
diff --git a/plugin/gomark/parser/subscript_test.go b/plugin/gomark/parser/subscript_test.go
deleted file mode 100644
index 04fe1c4f..00000000
--- a/plugin/gomark/parser/subscript_test.go
+++ /dev/null
@@ -1,47 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestSubscriptParser(t *testing.T) {
-	tests := []struct {
-		text      string
-		subscript ast.Node
-	}{
-		{
-			text:      "~Hello world!",
-			subscript: nil,
-		},
-		{
-			text: "~Hello~",
-			subscript: &ast.Subscript{
-				Content: "Hello",
-			},
-		},
-		{
-			text: "~ Hello ~",
-			subscript: &ast.Subscript{
-				Content: " Hello ",
-			},
-		},
-		{
-			text: "~1~ Hello ~ ~",
-			subscript: &ast.Subscript{
-				Content: "1",
-			},
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewSubscriptParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.subscript}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/superscript.go b/plugin/gomark/parser/superscript.go
deleted file mode 100644
index f9f62f35..00000000
--- a/plugin/gomark/parser/superscript.go
+++ /dev/null
@@ -1,39 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type SuperscriptParser struct{}
-
-func NewSuperscriptParser() *SuperscriptParser {
-	return &SuperscriptParser{}
-}
-
-func (*SuperscriptParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	matchedTokens := tokenizer.GetFirstLine(tokens)
-	if len(matchedTokens) < 3 {
-		return nil, 0
-	}
-	if matchedTokens[0].Type != tokenizer.Caret {
-		return nil, 0
-	}
-
-	contentTokens := []*tokenizer.Token{}
-	matched := false
-	for _, token := range matchedTokens[1:] {
-		if token.Type == tokenizer.Caret {
-			matched = true
-			break
-		}
-		contentTokens = append(contentTokens, token)
-	}
-	if !matched || len(contentTokens) == 0 {
-		return nil, 0
-	}
-
-	return &ast.Superscript{
-		Content: tokenizer.Stringify(contentTokens),
-	}, len(contentTokens) + 2
-}
diff --git a/plugin/gomark/parser/superscript_test.go b/plugin/gomark/parser/superscript_test.go
deleted file mode 100644
index 96759acc..00000000
--- a/plugin/gomark/parser/superscript_test.go
+++ /dev/null
@@ -1,47 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestSuperscriptParser(t *testing.T) {
-	tests := []struct {
-		text        string
-		superscript ast.Node
-	}{
-		{
-			text:        "^Hello world!",
-			superscript: nil,
-		},
-		{
-			text: "^Hello^",
-			superscript: &ast.Superscript{
-				Content: "Hello",
-			},
-		},
-		{
-			text: "^ Hello ^",
-			superscript: &ast.Superscript{
-				Content: " Hello ",
-			},
-		},
-		{
-			text: "^1^ Hello ^ ^",
-			superscript: &ast.Superscript{
-				Content: "1",
-			},
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewSuperscriptParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.superscript}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/table.go b/plugin/gomark/parser/table.go
deleted file mode 100644
index 091a9041..00000000
--- a/plugin/gomark/parser/table.go
+++ /dev/null
@@ -1,154 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type TableParser struct{}
-
-func NewTableParser() *TableParser {
-	return &TableParser{}
-}
-
-func (*TableParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	rawRows := tokenizer.Split(tokens, tokenizer.NewLine)
-	if len(rawRows) < 3 {
-		return nil, 0
-	}
-
-	headerTokens := rawRows[0]
-	if len(headerTokens) < 3 {
-		return nil, 0
-	}
-
-	delimiterTokens := rawRows[1]
-	if len(delimiterTokens) < 3 {
-		return nil, 0
-	}
-
-	// Check header.
-	if len(headerTokens) < 5 {
-		return nil, 0
-	}
-	headerCells, ok := matchTableCellTokens(headerTokens)
-	if headerCells == 0 || !ok {
-		return nil, 0
-	}
-
-	// Check delimiter.
-	if len(delimiterTokens) < 5 {
-		return nil, 0
-	}
-	delimiterCells, ok := matchTableCellTokens(delimiterTokens)
-	if delimiterCells != headerCells || !ok {
-		return nil, 0
-	}
-	for index, t := range tokenizer.Split(delimiterTokens, tokenizer.Pipe) {
-		if index == 0 || index == headerCells {
-			if len(t) != 0 {
-				return nil, 0
-			}
-			continue
-		}
-		// Each delimiter cell should be like ` --- `, ` :-- `, ` --: `, ` :-: `.
-		if len(t) < 5 {
-			return nil, 0
-		}
-
-		delimiterTokens := t[1 : len(t)-1]
-		if len(delimiterTokens) < 3 {
-			return nil, 0
-		}
-		if (delimiterTokens[0].Type != tokenizer.Colon &&
-			delimiterTokens[0].Type != tokenizer.Hyphen) ||
-			(delimiterTokens[len(delimiterTokens)-1].Type != tokenizer.Colon &&
-				delimiterTokens[len(delimiterTokens)-1].Type != tokenizer.Hyphen) {
-			return nil, 0
-		}
-		for _, token := range delimiterTokens[1 : len(delimiterTokens)-1] {
-			if token.Type != tokenizer.Hyphen {
-				return nil, 0
-			}
-		}
-	}
-
-	// Check rows.
-	rows := rawRows[2:]
-	matchedRows := 0
-	for _, rowTokens := range rows {
-		cells, ok := matchTableCellTokens(rowTokens)
-		if cells != headerCells || !ok {
-			break
-		}
-		matchedRows++
-	}
-	if matchedRows == 0 {
-		return nil, 0
-	}
-	rows = rows[:matchedRows]
-
-	header := make([]string, 0)
-	delimiter := make([]string, 0)
-	rowsStr := make([][]string, 0)
-
-	cols := len(tokenizer.Split(headerTokens, tokenizer.Pipe)) - 2
-	for _, t := range tokenizer.Split(headerTokens, tokenizer.Pipe)[1 : cols+1] {
-		header = append(header, tokenizer.Stringify(t[1:len(t)-1]))
-	}
-	for _, t := range tokenizer.Split(delimiterTokens, tokenizer.Pipe)[1 : cols+1] {
-		delimiter = append(delimiter, tokenizer.Stringify(t[1:len(t)-1]))
-	}
-	for _, row := range rows {
-		cells := make([]string, 0)
-		for _, t := range tokenizer.Split(row, tokenizer.Pipe)[1 : cols+1] {
-			cells = append(cells, tokenizer.Stringify(t[1:len(t)-1]))
-		}
-		rowsStr = append(rowsStr, cells)
-	}
-
-	size := len(headerTokens) + len(delimiterTokens) + 2
-	for _, row := range rows {
-		size += len(row)
-	}
-	size = size + len(rows) - 1
-
-	return &ast.Table{
-		Header:    header,
-		Delimiter: delimiter,
-		Rows:      rowsStr,
-	}, size
-}
-
-func matchTableCellTokens(tokens []*tokenizer.Token) (int, bool) {
-	if len(tokens) == 0 {
-		return 0, false
-	}
-
-	pipes := 0
-	for _, token := range tokens {
-		if token.Type == tokenizer.Pipe {
-			pipes++
-		}
-	}
-	cells := tokenizer.Split(tokens, tokenizer.Pipe)
-	if len(cells) != pipes+1 {
-		return 0, false
-	}
-	if len(cells[0]) != 0 || len(cells[len(cells)-1]) != 0 {
-		return 0, false
-	}
-	for _, cellTokens := range cells[1 : len(cells)-1] {
-		if len(cellTokens) == 0 {
-			return 0, false
-		}
-		if cellTokens[0].Type != tokenizer.Space {
-			return 0, false
-		}
-		if cellTokens[len(cellTokens)-1].Type != tokenizer.Space {
-			return 0, false
-		}
-	}
-
-	return len(cells) - 1, true
-}
diff --git a/plugin/gomark/parser/table_test.go b/plugin/gomark/parser/table_test.go
deleted file mode 100644
index 9be49919..00000000
--- a/plugin/gomark/parser/table_test.go
+++ /dev/null
@@ -1,57 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestTableParser(t *testing.T) {
-	tests := []struct {
-		text  string
-		table ast.Node
-	}{
-		{
-			text: "| header |\n| --- |\n| cell |\n",
-			table: &ast.Table{
-				Header:    []string{"header"},
-				Delimiter: []string{"---"},
-				Rows: [][]string{
-					{"cell"},
-				},
-			},
-		},
-		{
-			text: "| header1 | header2 |\n| --- | ---- |\n| cell1 | cell2 |\n| cell3 | cell4 |",
-			table: &ast.Table{
-				Header:    []string{"header1", "header2"},
-				Delimiter: []string{"---", "----"},
-				Rows: [][]string{
-					{"cell1", "cell2"},
-					{"cell3", "cell4"},
-				},
-			},
-		},
-		{
-			text: "| header1 | header2 |\n| :-- | ----: |\n| cell1 | cell2 |\n| cell3 | cell4 |",
-			table: &ast.Table{
-				Header:    []string{"header1", "header2"},
-				Delimiter: []string{":--", "----:"},
-				Rows: [][]string{
-					{"cell1", "cell2"},
-					{"cell3", "cell4"},
-				},
-			},
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewTableParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.table}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/tag.go b/plugin/gomark/parser/tag.go
deleted file mode 100644
index 0d2ec067..00000000
--- a/plugin/gomark/parser/tag.go
+++ /dev/null
@@ -1,37 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type TagParser struct{}
-
-func NewTagParser() *TagParser {
-	return &TagParser{}
-}
-
-func (*TagParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	matchedTokens := tokenizer.GetFirstLine(tokens)
-	if len(matchedTokens) < 2 {
-		return nil, 0
-	}
-	if matchedTokens[0].Type != tokenizer.PoundSign {
-		return nil, 0
-	}
-
-	contentTokens := []*tokenizer.Token{}
-	for _, token := range matchedTokens[1:] {
-		if token.Type == tokenizer.Space || token.Type == tokenizer.PoundSign {
-			break
-		}
-		contentTokens = append(contentTokens, token)
-	}
-	if len(contentTokens) == 0 {
-		return nil, 0
-	}
-
-	return &ast.Tag{
-		Content: tokenizer.Stringify(contentTokens),
-	}, len(contentTokens) + 1
-}
diff --git a/plugin/gomark/parser/tag_test.go b/plugin/gomark/parser/tag_test.go
deleted file mode 100644
index a35366db..00000000
--- a/plugin/gomark/parser/tag_test.go
+++ /dev/null
@@ -1,45 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestTagParser(t *testing.T) {
-	tests := []struct {
-		text string
-		tag  ast.Node
-	}{
-		{
-			text: "*Hello world",
-			tag:  nil,
-		},
-		{
-			text: "# Hello World",
-			tag:  nil,
-		},
-		{
-			text: "#tag",
-			tag: &ast.Tag{
-				Content: "tag",
-			},
-		},
-		{
-			text: "#tag/subtag 123",
-			tag: &ast.Tag{
-				Content: "tag/subtag",
-			},
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewTagParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.tag}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/task_list.go b/plugin/gomark/parser/task_list.go
deleted file mode 100644
index 339eda84..00000000
--- a/plugin/gomark/parser/task_list.go
+++ /dev/null
@@ -1,57 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type TaskListParser struct{}
-
-func NewTaskListParser() *TaskListParser {
-	return &TaskListParser{}
-}
-
-func (*TaskListParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	matchedTokens := tokenizer.GetFirstLine(tokens)
-	indent := 0
-	for _, token := range matchedTokens {
-		if token.Type == tokenizer.Space {
-			indent++
-		} else {
-			break
-		}
-	}
-	if len(matchedTokens) < indent+6 {
-		return nil, 0
-	}
-
-	symbolToken := matchedTokens[indent]
-	if symbolToken.Type != tokenizer.Hyphen && symbolToken.Type != tokenizer.Asterisk && symbolToken.Type != tokenizer.PlusSign {
-		return nil, 0
-	}
-	if matchedTokens[indent+1].Type != tokenizer.Space {
-		return nil, 0
-	}
-	if matchedTokens[indent+2].Type != tokenizer.LeftSquareBracket || (matchedTokens[indent+3].Type != tokenizer.Space && matchedTokens[indent+3].Value != "x") || matchedTokens[indent+4].Type != tokenizer.RightSquareBracket {
-		return nil, 0
-	}
-	if matchedTokens[indent+5].Type != tokenizer.Space {
-		return nil, 0
-	}
-
-	contentTokens := matchedTokens[indent+6:]
-	if len(contentTokens) == 0 {
-		return nil, 0
-	}
-
-	children, err := ParseInline(contentTokens)
-	if err != nil {
-		return nil, 0
-	}
-	return &ast.TaskList{
-		Symbol:   symbolToken.Type,
-		Indent:   indent,
-		Complete: matchedTokens[indent+3].Value == "x",
-		Children: children,
-	}, indent + len(contentTokens) + 6
-}
diff --git a/plugin/gomark/parser/task_list_test.go b/plugin/gomark/parser/task_list_test.go
deleted file mode 100644
index e7a4141a..00000000
--- a/plugin/gomark/parser/task_list_test.go
+++ /dev/null
@@ -1,71 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestTaskListParser(t *testing.T) {
-	tests := []struct {
-		text string
-		node ast.Node
-	}{
-		{
-			text: "*asd",
-			node: nil,
-		},
-		{
-			text: "+ [ ] Hello World",
-			node: &ast.TaskList{
-				Symbol:   tokenizer.PlusSign,
-				Complete: false,
-				Children: []ast.Node{
-					&ast.Text{
-						Content: "Hello World",
-					},
-				},
-			},
-		},
-		{
-			text: "  + [ ] Hello World",
-			node: &ast.TaskList{
-				Symbol:   tokenizer.PlusSign,
-				Indent:   2,
-				Complete: false,
-				Children: []ast.Node{
-					&ast.Text{
-						Content: "Hello World",
-					},
-				},
-			},
-		},
-		{
-			text: "* [x] **Hello**",
-			node: &ast.TaskList{
-				Symbol:   tokenizer.Asterisk,
-				Complete: true,
-				Children: []ast.Node{
-					&ast.Bold{
-						Symbol: "*",
-						Children: []ast.Node{
-							&ast.Text{
-								Content: "Hello",
-							},
-						},
-					},
-				},
-			},
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewTaskListParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.node}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/parser/text.go b/plugin/gomark/parser/text.go
deleted file mode 100644
index 30e6d886..00000000
--- a/plugin/gomark/parser/text.go
+++ /dev/null
@@ -1,23 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type TextParser struct {
-	Content string
-}
-
-func NewTextParser() *TextParser {
-	return &TextParser{}
-}
-
-func (*TextParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	if len(tokens) == 0 {
-		return nil, 0
-	}
-	return &ast.Text{
-		Content: tokens[0].String(),
-	}, 1
-}
diff --git a/plugin/gomark/parser/tokenizer/tokenizer.go b/plugin/gomark/parser/tokenizer/tokenizer.go
deleted file mode 100644
index 77d9659c..00000000
--- a/plugin/gomark/parser/tokenizer/tokenizer.go
+++ /dev/null
@@ -1,183 +0,0 @@
-package tokenizer
-
-type TokenType = string
-
-// Special character tokens.
-const (
-	Underscore         TokenType = "_"
-	Asterisk           TokenType = "*"
-	PoundSign          TokenType = "#"
-	Backtick           TokenType = "`"
-	LeftSquareBracket  TokenType = "["
-	RightSquareBracket TokenType = "]"
-	LeftParenthesis    TokenType = "("
-	RightParenthesis   TokenType = ")"
-	ExclamationMark    TokenType = "!"
-	QuestionMark       TokenType = "?"
-	Tilde              TokenType = "~"
-	Hyphen             TokenType = "-"
-	PlusSign           TokenType = "+"
-	Dot                TokenType = "."
-	LessThan           TokenType = "<"
-	GreaterThan        TokenType = ">"
-	DollarSign         TokenType = "$"
-	EqualSign          TokenType = "="
-	Pipe               TokenType = "|"
-	Colon              TokenType = ":"
-	Caret              TokenType = "^"
-	Backslash          TokenType = "\\"
-	NewLine            TokenType = "\n"
-	Space              TokenType = " "
-)
-
-// Text based tokens.
-const (
-	Number TokenType = "number"
-	Text   TokenType = ""
-)
-
-type Token struct {
-	Type  TokenType
-	Value string
-}
-
-func NewToken(tp, text string) *Token {
-	return &Token{
-		Type:  tp,
-		Value: text,
-	}
-}
-
-func Tokenize(text string) []*Token {
-	tokens := []*Token{}
-	for _, c := range text {
-		switch c {
-		case '_':
-			tokens = append(tokens, NewToken(Underscore, "_"))
-		case '*':
-			tokens = append(tokens, NewToken(Asterisk, "*"))
-		case '#':
-			tokens = append(tokens, NewToken(PoundSign, "#"))
-		case '`':
-			tokens = append(tokens, NewToken(Backtick, "`"))
-		case '[':
-			tokens = append(tokens, NewToken(LeftSquareBracket, "["))
-		case ']':
-			tokens = append(tokens, NewToken(RightSquareBracket, "]"))
-		case '(':
-			tokens = append(tokens, NewToken(LeftParenthesis, "("))
-		case ')':
-			tokens = append(tokens, NewToken(RightParenthesis, ")"))
-		case '!':
-			tokens = append(tokens, NewToken(ExclamationMark, "!"))
-		case '?':
-			tokens = append(tokens, NewToken(QuestionMark, "?"))
-		case '~':
-			tokens = append(tokens, NewToken(Tilde, "~"))
-		case '-':
-			tokens = append(tokens, NewToken(Hyphen, "-"))
-		case '<':
-			tokens = append(tokens, NewToken(LessThan, "<"))
-		case '>':
-			tokens = append(tokens, NewToken(GreaterThan, ">"))
-		case '+':
-			tokens = append(tokens, NewToken(PlusSign, "+"))
-		case '.':
-			tokens = append(tokens, NewToken(Dot, "."))
-		case '$':
-			tokens = append(tokens, NewToken(DollarSign, "$"))
-		case '=':
-			tokens = append(tokens, NewToken(EqualSign, "="))
-		case '|':
-			tokens = append(tokens, NewToken(Pipe, "|"))
-		case ':':
-			tokens = append(tokens, NewToken(Colon, ":"))
-		case '^':
-			tokens = append(tokens, NewToken(Caret, "^"))
-		case '\\':
-			tokens = append(tokens, NewToken(Backslash, `\`))
-		case '\n':
-			tokens = append(tokens, NewToken(NewLine, "\n"))
-		case ' ':
-			tokens = append(tokens, NewToken(Space, " "))
-		default:
-			var prevToken *Token
-			if len(tokens) > 0 {
-				prevToken = tokens[len(tokens)-1]
-			}
-
-			isNumber := c >= '0' && c <= '9'
-			if prevToken != nil {
-				if (prevToken.Type == Text && !isNumber) || (prevToken.Type == Number && isNumber) {
-					prevToken.Value += string(c)
-					continue
-				}
-			}
-
-			if isNumber {
-				tokens = append(tokens, NewToken(Number, string(c)))
-			} else {
-				tokens = append(tokens, NewToken(Text, string(c)))
-			}
-		}
-	}
-	return tokens
-}
-
-func (t *Token) String() string {
-	return t.Value
-}
-
-func Stringify(tokens []*Token) string {
-	text := ""
-	for _, token := range tokens {
-		text += token.String()
-	}
-	return text
-}
-
-func Split(tokens []*Token, delimiter TokenType) [][]*Token {
-	if len(tokens) == 0 {
-		return [][]*Token{}
-	}
-
-	result := make([][]*Token, 0)
-	current := make([]*Token, 0)
-	for _, token := range tokens {
-		if token.Type == delimiter {
-			result = append(result, current)
-			current = make([]*Token, 0)
-		} else {
-			current = append(current, token)
-		}
-	}
-	result = append(result, current)
-	return result
-}
-
-func Find(tokens []*Token, target TokenType) int {
-	for i, token := range tokens {
-		if token.Type == target {
-			return i
-		}
-	}
-	return -1
-}
-
-func FindUnescaped(tokens []*Token, target TokenType) int {
-	for i, token := range tokens {
-		if token.Type == target && (i == 0 || (i > 0 && tokens[i-1].Type != Backslash)) {
-			return i
-		}
-	}
-	return -1
-}
-
-func GetFirstLine(tokens []*Token) []*Token {
-	for i, token := range tokens {
-		if token.Type == NewLine {
-			return tokens[:i]
-		}
-	}
-	return tokens
-}
diff --git a/plugin/gomark/parser/tokenizer/tokenizer_test.go b/plugin/gomark/parser/tokenizer/tokenizer_test.go
deleted file mode 100644
index 94a2bfe7..00000000
--- a/plugin/gomark/parser/tokenizer/tokenizer_test.go
+++ /dev/null
@@ -1,142 +0,0 @@
-package tokenizer
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-)
-
-func TestTokenize(t *testing.T) {
-	tests := []struct {
-		text   string
-		tokens []*Token
-	}{
-		{
-			text: "*Hello world!",
-			tokens: []*Token{
-				{
-					Type:  Asterisk,
-					Value: "*",
-				},
-				{
-					Type:  Text,
-					Value: "Hello",
-				},
-				{
-					Type:  Space,
-					Value: " ",
-				},
-				{
-					Type:  Text,
-					Value: "world",
-				},
-				{
-					Type:  ExclamationMark,
-					Value: "!",
-				},
-			},
-		},
-		{
-			text: `# hello 
- world`,
-			tokens: []*Token{
-				{
-					Type:  PoundSign,
-					Value: "#",
-				},
-				{
-					Type:  Space,
-					Value: " ",
-				},
-				{
-					Type:  Text,
-					Value: "hello",
-				},
-				{
-					Type:  Space,
-					Value: " ",
-				},
-				{
-					Type:  NewLine,
-					Value: "\n",
-				},
-				{
-					Type:  Space,
-					Value: " ",
-				},
-				{
-					Type:  Text,
-					Value: "world",
-				},
-			},
-		},
-	}
-
-	for _, test := range tests {
-		result := Tokenize(test.text)
-		require.Equal(t, test.tokens, result)
-	}
-}
-
-func TestSplit(t *testing.T) {
-	tests := []struct {
-		tokens []*Token
-		sep    TokenType
-		result [][]*Token
-	}{
-
-		{
-			tokens: []*Token{
-				{
-					Type:  Asterisk,
-					Value: "*",
-				},
-				{
-					Type:  Text,
-					Value: "Hello",
-				},
-				{
-					Type:  Space,
-					Value: " ",
-				},
-				{
-					Type:  Text,
-					Value: "world",
-				},
-				{
-					Type:  ExclamationMark,
-					Value: "!",
-				},
-			},
-			sep: Asterisk,
-			result: [][]*Token{
-				{},
-				{
-					{
-						Type:  Text,
-						Value: "Hello",
-					},
-					{
-						Type:  Space,
-						Value: " ",
-					},
-					{
-						Type:  Text,
-						Value: "world",
-					},
-					{
-						Type:  ExclamationMark,
-						Value: "!",
-					},
-				},
-			},
-		},
-	}
-
-	for _, test := range tests {
-		result := Split(test.tokens, test.sep)
-		for index, tokens := range result {
-			require.Equal(t, Stringify(test.result[index]), Stringify(tokens))
-		}
-	}
-}
diff --git a/plugin/gomark/parser/unordered_list.go b/plugin/gomark/parser/unordered_list.go
deleted file mode 100644
index 65cfc416..00000000
--- a/plugin/gomark/parser/unordered_list.go
+++ /dev/null
@@ -1,46 +0,0 @@
-package parser
-
-import (
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-type UnorderedListParser struct{}
-
-func NewUnorderedListParser() *UnorderedListParser {
-	return &UnorderedListParser{}
-}
-
-func (*UnorderedListParser) Match(tokens []*tokenizer.Token) (ast.Node, int) {
-	matchedTokens := tokenizer.GetFirstLine(tokens)
-	indent := 0
-	for _, token := range matchedTokens {
-		if token.Type == tokenizer.Space {
-			indent++
-		} else {
-			break
-		}
-	}
-	if len(matchedTokens) < indent+2 {
-		return nil, 0
-	}
-
-	symbolToken := matchedTokens[indent]
-	if (symbolToken.Type != tokenizer.Hyphen && symbolToken.Type != tokenizer.Asterisk && symbolToken.Type != tokenizer.PlusSign) || matchedTokens[indent+1].Type != tokenizer.Space {
-		return nil, 0
-	}
-
-	contentTokens := matchedTokens[indent+2:]
-	if len(contentTokens) == 0 {
-		return nil, 0
-	}
-	children, err := ParseInline(contentTokens)
-	if err != nil {
-		return nil, 0
-	}
-	return &ast.UnorderedList{
-		Symbol:   symbolToken.Type,
-		Indent:   indent,
-		Children: children,
-	}, indent + len(contentTokens) + 2
-}
diff --git a/plugin/gomark/parser/unordered_list_test.go b/plugin/gomark/parser/unordered_list_test.go
deleted file mode 100644
index a2522f69..00000000
--- a/plugin/gomark/parser/unordered_list_test.go
+++ /dev/null
@@ -1,56 +0,0 @@
-package parser
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/restore"
-)
-
-func TestUnorderedListParser(t *testing.T) {
-	tests := []struct {
-		text string
-		node ast.Node
-	}{
-		{
-			text: "*asd",
-			node: nil,
-		},
-		{
-			text: "+ Hello World",
-			node: &ast.UnorderedList{
-				Symbol: tokenizer.PlusSign,
-				Children: []ast.Node{
-					&ast.Text{
-						Content: "Hello World",
-					},
-				},
-			},
-		},
-		{
-			text: "* **Hello**",
-			node: &ast.UnorderedList{
-				Symbol: tokenizer.Asterisk,
-				Children: []ast.Node{
-					&ast.Bold{
-						Symbol: "*",
-						Children: []ast.Node{
-							&ast.Text{
-								Content: "Hello",
-							},
-						},
-					},
-				},
-			},
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		node, _ := NewUnorderedListParser().Match(tokens)
-		require.Equal(t, restore.Restore([]ast.Node{test.node}), restore.Restore([]ast.Node{node}))
-	}
-}
diff --git a/plugin/gomark/renderer/html/html.go b/plugin/gomark/renderer/html/html.go
deleted file mode 100644
index 9f08c177..00000000
--- a/plugin/gomark/renderer/html/html.go
+++ /dev/null
@@ -1,234 +0,0 @@
-package html
-
-import (
-	"bytes"
-	"fmt"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-)
-
-// HTMLRenderer is a simple renderer that converts AST to HTML.
-type HTMLRenderer struct {
-	output  *bytes.Buffer
-	context *RendererContext
-}
-
-type RendererContext struct {
-}
-
-// NewHTMLRenderer creates a new HTMLRender.
-func NewHTMLRenderer() *HTMLRenderer {
-	return &HTMLRenderer{
-		output:  new(bytes.Buffer),
-		context: &RendererContext{},
-	}
-}
-
-// RenderNode renders a single AST node to HTML.
-func (r *HTMLRenderer) RenderNode(node ast.Node) {
-	switch n := node.(type) {
-	case *ast.LineBreak:
-		r.renderLineBreak(n)
-	case *ast.Paragraph:
-		r.renderParagraph(n)
-	case *ast.CodeBlock:
-		r.renderCodeBlock(n)
-	case *ast.Heading:
-		r.renderHeading(n)
-	case *ast.HorizontalRule:
-		r.renderHorizontalRule(n)
-	case *ast.Blockquote:
-		r.renderBlockquote(n)
-	case *ast.UnorderedList:
-		r.renderUnorderedList(n)
-	case *ast.OrderedList:
-		r.renderOrderedList(n)
-	case *ast.TaskList:
-		r.renderTaskList(n)
-	case *ast.Bold:
-		r.renderBold(n)
-	case *ast.Italic:
-		r.renderItalic(n)
-	case *ast.BoldItalic:
-		r.renderBoldItalic(n)
-	case *ast.Code:
-		r.renderCode(n)
-	case *ast.Image:
-		r.renderImage(n)
-	case *ast.Link:
-		r.renderLink(n)
-	case *ast.Tag:
-		r.renderTag(n)
-	case *ast.Strikethrough:
-		r.renderStrikethrough(n)
-	case *ast.EscapingCharacter:
-		r.renderEscapingCharacter(n)
-	case *ast.Text:
-		r.renderText(n)
-	default:
-		// Handle other block types if needed.
-	}
-}
-
-// RenderNodes renders a slice of AST nodes to HTML.
-func (r *HTMLRenderer) RenderNodes(nodes []ast.Node) {
-	var prevNode ast.Node
-	var skipNextLineBreakFlag bool
-	for _, node := range nodes {
-		if node.Type() == ast.LineBreakNode && skipNextLineBreakFlag {
-			if prevNode != nil && ast.IsBlockNode(prevNode) {
-				skipNextLineBreakFlag = false
-				continue
-			}
-		}
-
-		r.RenderNode(node)
-		prevNode = node
-		skipNextLineBreakFlag = true
-	}
-}
-
-// Render renders the AST to HTML.
-func (r *HTMLRenderer) Render(astRoot []ast.Node) string {
-	r.RenderNodes(astRoot)
-	return r.output.String()
-}
-
-func (r *HTMLRenderer) renderLineBreak(*ast.LineBreak) {
-	r.output.WriteString("<br>")
-}
-
-func (r *HTMLRenderer) renderParagraph(node *ast.Paragraph) {
-	r.output.WriteString("<p>")
-	r.RenderNodes(node.Children)
-	r.output.WriteString("</p>")
-}
-
-func (r *HTMLRenderer) renderCodeBlock(node *ast.CodeBlock) {
-	r.output.WriteString("<pre><code>")
-	r.output.WriteString(node.Content)
-	r.output.WriteString("</code></pre>")
-}
-
-func (r *HTMLRenderer) renderHeading(node *ast.Heading) {
-	element := fmt.Sprintf("h%d", node.Level)
-	r.output.WriteString(fmt.Sprintf("<%s>", element))
-	r.RenderNodes(node.Children)
-	r.output.WriteString(fmt.Sprintf("</%s>", element))
-}
-
-func (r *HTMLRenderer) renderHorizontalRule(_ *ast.HorizontalRule) {
-	r.output.WriteString("<hr>")
-}
-
-func (r *HTMLRenderer) renderBlockquote(node *ast.Blockquote) {
-	r.output.WriteString("<blockquote>")
-	r.RenderNodes(node.Children)
-	r.output.WriteString("</blockquote>")
-}
-
-func (r *HTMLRenderer) renderTaskList(node *ast.TaskList) {
-	prevSibling, nextSibling := ast.FindPrevSiblingExceptLineBreak(node), ast.FindNextSiblingExceptLineBreak(node)
-	if prevSibling == nil || prevSibling.Type() != ast.TaskListNode {
-		r.output.WriteString("<ul>")
-	}
-	r.output.WriteString("<li>")
-	r.output.WriteString("<input type=\"checkbox\"")
-	if node.Complete {
-		r.output.WriteString(" checked")
-	}
-	r.output.WriteString(" disabled>")
-	r.RenderNodes(node.Children)
-	r.output.WriteString("</li>")
-	if nextSibling == nil || nextSibling.Type() != ast.TaskListNode {
-		r.output.WriteString("</ul>")
-	}
-}
-
-func (r *HTMLRenderer) renderUnorderedList(node *ast.UnorderedList) {
-	prevSibling, nextSibling := ast.FindPrevSiblingExceptLineBreak(node), ast.FindNextSiblingExceptLineBreak(node)
-	if prevSibling == nil || prevSibling.Type() != ast.UnorderedListNode {
-		r.output.WriteString("<ul>")
-	}
-	r.output.WriteString("<li>")
-	r.RenderNodes(node.Children)
-	r.output.WriteString("</li>")
-	if nextSibling == nil || nextSibling.Type() != ast.UnorderedListNode {
-		r.output.WriteString("</ul>")
-	}
-}
-
-func (r *HTMLRenderer) renderOrderedList(node *ast.OrderedList) {
-	prevSibling, nextSibling := ast.FindPrevSiblingExceptLineBreak(node), ast.FindNextSiblingExceptLineBreak(node)
-	if prevSibling == nil || prevSibling.Type() != ast.OrderedListNode {
-		r.output.WriteString("<ol>")
-	}
-	r.output.WriteString("<li>")
-	r.RenderNodes(node.Children)
-	r.output.WriteString("</li>")
-	if nextSibling == nil || nextSibling.Type() != ast.OrderedListNode {
-		r.output.WriteString("</ol>")
-	}
-}
-
-func (r *HTMLRenderer) renderText(node *ast.Text) {
-	r.output.WriteString(node.Content)
-}
-
-func (r *HTMLRenderer) renderBold(node *ast.Bold) {
-	r.output.WriteString("<strong>")
-	r.RenderNodes(node.Children)
-	r.output.WriteString("</strong>")
-}
-
-func (r *HTMLRenderer) renderItalic(node *ast.Italic) {
-	r.output.WriteString("<em>")
-	r.output.WriteString(node.Content)
-	r.output.WriteString("</em>")
-}
-
-func (r *HTMLRenderer) renderBoldItalic(node *ast.BoldItalic) {
-	r.output.WriteString("<strong><em>")
-	r.output.WriteString(node.Content)
-	r.output.WriteString("</em></strong>")
-}
-
-func (r *HTMLRenderer) renderCode(node *ast.Code) {
-	r.output.WriteString("<code>")
-	r.output.WriteString(node.Content)
-	r.output.WriteString("</code>")
-}
-
-func (r *HTMLRenderer) renderImage(node *ast.Image) {
-	r.output.WriteString(`<img src="`)
-	r.output.WriteString(node.URL)
-	r.output.WriteString(`" alt="`)
-	r.output.WriteString(node.AltText)
-	r.output.WriteString(`" />`)
-}
-
-func (r *HTMLRenderer) renderLink(node *ast.Link) {
-	r.output.WriteString(`<a href="`)
-	r.output.WriteString(node.URL)
-	r.output.WriteString(`">`)
-	r.output.WriteString(node.Text)
-	r.output.WriteString("</a>")
-}
-
-func (r *HTMLRenderer) renderTag(node *ast.Tag) {
-	r.output.WriteString(`<span>`)
-	r.output.WriteString(`#`)
-	r.output.WriteString(node.Content)
-	r.output.WriteString(`</span>`)
-}
-
-func (r *HTMLRenderer) renderStrikethrough(node *ast.Strikethrough) {
-	r.output.WriteString(`<del>`)
-	r.output.WriteString(node.Content)
-	r.output.WriteString(`</del>`)
-}
-
-func (r *HTMLRenderer) renderEscapingCharacter(node *ast.EscapingCharacter) {
-	r.output.WriteString("\\")
-	r.output.WriteString(node.Symbol)
-}
diff --git a/plugin/gomark/renderer/html/html_test.go b/plugin/gomark/renderer/html/html_test.go
deleted file mode 100644
index 4df78820..00000000
--- a/plugin/gomark/renderer/html/html_test.go
+++ /dev/null
@@ -1,74 +0,0 @@
-package html
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/parser"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-func TestHTMLRenderer(t *testing.T) {
-	tests := []struct {
-		text     string
-		expected string
-	}{
-		{
-			text:     "Hello world!",
-			expected: `<p>Hello world!</p>`,
-		},
-		{
-			text:     "# Hello world!",
-			expected: `<h1>Hello world!</h1>`,
-		},
-		{
-			text:     "> Hello\n> world!",
-			expected: `<blockquote><p>Hello</p><p>world!</p></blockquote>`,
-		},
-		{
-			text:     "*Hello* world!",
-			expected: `<p><em>Hello</em> world!</p>`,
-		},
-		{
-			text:     "Hello world!\n\nNew paragraph.",
-			expected: "<p>Hello world!</p><br><p>New paragraph.</p>",
-		},
-		{
-			text:     "**Hello** world!",
-			expected: `<p><strong>Hello</strong> world!</p>`,
-		},
-		{
-			text:     "#article #memo",
-			expected: `<p><span>#article</span> <span>#memo</span></p>`,
-		},
-		{
-			text:     "#article \\#memo",
-			expected: `<p><span>#article</span> \#memo</p>`,
-		},
-		{
-			text:     "* Hello\n* world!",
-			expected: `<ul><li>Hello</li><li>world!</li></ul>`,
-		},
-		{
-			text:     "1. Hello\n2. world\n* !",
-			expected: `<ol><li>Hello</li><li>world</li></ol><ul><li>!</li></ul>`,
-		},
-		{
-			text:     "- [ ] hello\n- [x] world",
-			expected: `<ul><li><input type="checkbox" disabled>hello</li><li><input type="checkbox" checked disabled>world</li></ul>`,
-		},
-		{
-			text:     "1. ordered\n* unorder\n- [ ] checkbox\n- [x] checked",
-			expected: `<ol><li>ordered</li></ol><ul><li>unorder</li></ul><ul><li><input type="checkbox" disabled>checkbox</li><li><input type="checkbox" checked disabled>checked</li></ul>`,
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		nodes, err := parser.Parse(tokens)
-		require.NoError(t, err)
-		actual := NewHTMLRenderer().Render(nodes)
-		require.Equal(t, test.expected, actual)
-	}
-}
diff --git a/plugin/gomark/renderer/renderer.go b/plugin/gomark/renderer/renderer.go
deleted file mode 100644
index 5d655fd8..00000000
--- a/plugin/gomark/renderer/renderer.go
+++ /dev/null
@@ -1,14 +0,0 @@
-package renderer
-
-import (
-	htmlrenderer "github.com/usememos/memos/plugin/gomark/renderer/html"
-	stringrenderer "github.com/usememos/memos/plugin/gomark/renderer/string"
-)
-
-func NewHTMLRenderer() *htmlrenderer.HTMLRenderer {
-	return htmlrenderer.NewHTMLRenderer()
-}
-
-func NewStringRenderer() *stringrenderer.StringRenderer {
-	return stringrenderer.NewStringRenderer()
-}
diff --git a/plugin/gomark/renderer/string/string.go b/plugin/gomark/renderer/string/string.go
deleted file mode 100644
index 546d5e83..00000000
--- a/plugin/gomark/renderer/string/string.go
+++ /dev/null
@@ -1,185 +0,0 @@
-package string
-
-import (
-	"bytes"
-	"fmt"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-)
-
-// StringRenderer renders AST to raw string.
-type StringRenderer struct {
-	output  *bytes.Buffer
-	context *RendererContext
-}
-
-type RendererContext struct {
-}
-
-// NewStringRenderer creates a new StringRender.
-func NewStringRenderer() *StringRenderer {
-	return &StringRenderer{
-		output:  new(bytes.Buffer),
-		context: &RendererContext{},
-	}
-}
-
-// RenderNode renders a single AST node to raw string.
-func (r *StringRenderer) RenderNode(node ast.Node) {
-	switch n := node.(type) {
-	case *ast.LineBreak:
-		r.renderLineBreak(n)
-	case *ast.Paragraph:
-		r.renderParagraph(n)
-	case *ast.CodeBlock:
-		r.renderCodeBlock(n)
-	case *ast.Heading:
-		r.renderHeading(n)
-	case *ast.HorizontalRule:
-		r.renderHorizontalRule(n)
-	case *ast.Blockquote:
-		r.renderBlockquote(n)
-	case *ast.TaskList:
-		r.renderTaskList(n)
-	case *ast.UnorderedList:
-		r.renderUnorderedList(n)
-	case *ast.OrderedList:
-		r.renderOrderedList(n)
-	case *ast.Bold:
-		r.renderBold(n)
-	case *ast.Italic:
-		r.renderItalic(n)
-	case *ast.BoldItalic:
-		r.renderBoldItalic(n)
-	case *ast.Code:
-		r.renderCode(n)
-	case *ast.Image:
-		r.renderImage(n)
-	case *ast.Link:
-		r.renderLink(n)
-	case *ast.Tag:
-		r.renderTag(n)
-	case *ast.Strikethrough:
-		r.renderStrikethrough(n)
-	case *ast.EscapingCharacter:
-		r.renderEscapingCharacter(n)
-	case *ast.Text:
-		r.renderText(n)
-	default:
-		// Handle other block types if needed.
-	}
-}
-
-// RenderNodes renders a slice of AST nodes to raw string.
-func (r *StringRenderer) RenderNodes(nodes []ast.Node) {
-	var prevNode ast.Node
-	var skipNextLineBreakFlag bool
-	for _, node := range nodes {
-		if node.Type() == ast.LineBreakNode && skipNextLineBreakFlag {
-			if prevNode != nil && ast.IsBlockNode(prevNode) {
-				skipNextLineBreakFlag = false
-				continue
-			}
-		}
-
-		r.RenderNode(node)
-		prevNode = node
-		skipNextLineBreakFlag = true
-	}
-}
-
-// Render renders the AST to raw string.
-func (r *StringRenderer) Render(astRoot []ast.Node) string {
-	r.RenderNodes(astRoot)
-	return r.output.String()
-}
-
-func (r *StringRenderer) renderLineBreak(_ *ast.LineBreak) {
-	r.output.WriteString("\n")
-}
-
-func (r *StringRenderer) renderParagraph(node *ast.Paragraph) {
-	r.RenderNodes(node.Children)
-	r.output.WriteString("\n")
-}
-
-func (r *StringRenderer) renderCodeBlock(node *ast.CodeBlock) {
-	r.output.WriteString(node.Content)
-}
-
-func (r *StringRenderer) renderHeading(node *ast.Heading) {
-	r.RenderNodes(node.Children)
-	r.output.WriteString("\n")
-}
-
-func (r *StringRenderer) renderHorizontalRule(_ *ast.HorizontalRule) {
-	r.output.WriteString("\n---\n")
-}
-
-func (r *StringRenderer) renderBlockquote(node *ast.Blockquote) {
-	r.output.WriteString("\n")
-	r.RenderNodes(node.Children)
-	r.output.WriteString("\n")
-}
-
-func (r *StringRenderer) renderTaskList(node *ast.TaskList) {
-	r.output.WriteString(node.Symbol)
-	r.RenderNodes(node.Children)
-	r.output.WriteString("\n")
-}
-
-func (r *StringRenderer) renderUnorderedList(node *ast.UnorderedList) {
-	r.output.WriteString(node.Symbol)
-	r.RenderNodes(node.Children)
-	r.output.WriteString("\n")
-}
-
-func (r *StringRenderer) renderOrderedList(node *ast.OrderedList) {
-	r.output.WriteString(fmt.Sprintf("%s. ", node.Number))
-	r.RenderNodes(node.Children)
-	r.output.WriteString("\n")
-}
-
-func (r *StringRenderer) renderText(node *ast.Text) {
-	r.output.WriteString(node.Content)
-}
-
-func (r *StringRenderer) renderBold(node *ast.Bold) {
-	r.RenderNodes(node.Children)
-}
-
-func (r *StringRenderer) renderItalic(node *ast.Italic) {
-	r.output.WriteString(node.Content)
-}
-
-func (r *StringRenderer) renderBoldItalic(node *ast.BoldItalic) {
-	r.output.WriteString(node.Content)
-}
-
-func (r *StringRenderer) renderCode(node *ast.Code) {
-	r.output.WriteString("`")
-	r.output.WriteString(node.Content)
-	r.output.WriteString("`")
-}
-
-func (r *StringRenderer) renderImage(node *ast.Image) {
-	r.output.WriteString(node.AltText)
-}
-
-func (r *StringRenderer) renderLink(node *ast.Link) {
-	r.output.WriteString(node.Text)
-}
-
-func (r *StringRenderer) renderTag(node *ast.Tag) {
-	r.output.WriteString(`#`)
-	r.output.WriteString(node.Content)
-}
-
-func (r *StringRenderer) renderStrikethrough(node *ast.Strikethrough) {
-	r.output.WriteString(node.Content)
-}
-
-func (r *StringRenderer) renderEscapingCharacter(node *ast.EscapingCharacter) {
-	r.output.WriteString("\\")
-	r.output.WriteString(node.Symbol)
-}
diff --git a/plugin/gomark/renderer/string/string_test.go b/plugin/gomark/renderer/string/string_test.go
deleted file mode 100644
index b8e7a6eb..00000000
--- a/plugin/gomark/renderer/string/string_test.go
+++ /dev/null
@@ -1,46 +0,0 @@
-package string
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/parser"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-)
-
-func TestStringRender(t *testing.T) {
-	tests := []struct {
-		text     string
-		expected string
-	}{
-		{
-			text:     "",
-			expected: "",
-		},
-		{
-			text:     "Hello world!",
-			expected: "Hello world!\n",
-		},
-		{
-			text:     "**Hello** world!",
-			expected: "Hello world!\n",
-		},
-		{
-			text:     "**[your/slash](https://example.com)** world!",
-			expected: "your/slash world!\n",
-		},
-		{
-			text:     "Test\n1. Hello\n2. World",
-			expected: "Test\n1. Hello\n2. World\n",
-		},
-	}
-
-	for _, test := range tests {
-		tokens := tokenizer.Tokenize(test.text)
-		nodes, err := parser.Parse(tokens)
-		require.NoError(t, err)
-		actual := NewStringRenderer().Render(nodes)
-		require.Equal(t, test.expected, actual)
-	}
-}
diff --git a/plugin/gomark/restore/restore.go b/plugin/gomark/restore/restore.go
deleted file mode 100644
index cdf91bdc..00000000
--- a/plugin/gomark/restore/restore.go
+++ /dev/null
@@ -1,14 +0,0 @@
-package restore
-
-import "github.com/usememos/memos/plugin/gomark/ast"
-
-func Restore(nodes []ast.Node) string {
-	var result string
-	for _, node := range nodes {
-		if node == nil {
-			continue
-		}
-		result += node.Restore()
-	}
-	return result
-}
diff --git a/plugin/gomark/restore/restore_test.go b/plugin/gomark/restore/restore_test.go
deleted file mode 100644
index ad3dc0b8..00000000
--- a/plugin/gomark/restore/restore_test.go
+++ /dev/null
@@ -1,48 +0,0 @@
-package restore
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/usememos/memos/plugin/gomark/ast"
-)
-
-func TestRestore(t *testing.T) {
-	tests := []struct {
-		nodes   []ast.Node
-		rawText string
-	}{
-		{
-			nodes:   nil,
-			rawText: "",
-		},
-		{
-			nodes: []ast.Node{
-				&ast.Text{
-					Content: "Hello world!",
-				},
-			},
-			rawText: "Hello world!",
-		},
-		{
-			nodes: []ast.Node{
-				&ast.Paragraph{
-					Children: []ast.Node{
-						&ast.Text{
-							Content: "Here: ",
-						},
-						&ast.Code{
-							Content: "Hello world!",
-						},
-					},
-				},
-			},
-			rawText: "Here: `Hello world!`",
-		},
-	}
-
-	for _, test := range tests {
-		require.Equal(t, Restore(test.nodes), test.rawText)
-	}
-}
diff --git a/server/frontend/frontend.go b/server/frontend/frontend.go
index 24d5f249..a8d4e111 100644
--- a/server/frontend/frontend.go
+++ b/server/frontend/frontend.go
@@ -10,11 +10,11 @@ import (
 	"github.com/labstack/echo/v4"
 	"github.com/labstack/echo/v4/middleware"
 
+	"github.com/usememos/gomark/parser"
+	"github.com/usememos/gomark/parser/tokenizer"
+	"github.com/usememos/gomark/renderer"
 	apiv1 "github.com/usememos/memos/api/v1"
 	"github.com/usememos/memos/internal/util"
-	"github.com/usememos/memos/plugin/gomark/parser"
-	"github.com/usememos/memos/plugin/gomark/parser/tokenizer"
-	"github.com/usememos/memos/plugin/gomark/renderer"
 	"github.com/usememos/memos/server/profile"
 	"github.com/usememos/memos/store"
 )