diff --git a/client/web/plugins/com.msgbyte.bbcode/src/tags/DeleteTag.tsx b/client/web/plugins/com.msgbyte.bbcode/src/tags/DeleteTag.tsx
new file mode 100644
index 00000000..2694ce0a
--- /dev/null
+++ b/client/web/plugins/com.msgbyte.bbcode/src/tags/DeleteTag.tsx
@@ -0,0 +1,10 @@
+import React from 'react';
+import type { TagProps } from '../bbcode/type';
+
+export const DeleteTag: React.FC<TagProps> = React.memo((props) => {
+  const { node } = props;
+  const text = node.content.join('');
+
+  return <del>{text}</del>;
+});
+DeleteTag.displayName = 'DeleteTag';
diff --git a/client/web/plugins/com.msgbyte.bbcode/src/tags/ItalicTag.tsx b/client/web/plugins/com.msgbyte.bbcode/src/tags/ItalicTag.tsx
new file mode 100644
index 00000000..93651ea6
--- /dev/null
+++ b/client/web/plugins/com.msgbyte.bbcode/src/tags/ItalicTag.tsx
@@ -0,0 +1,10 @@
+import React from 'react';
+import type { TagProps } from '../bbcode/type';
+
+export const ItalicTag: React.FC<TagProps> = React.memo((props) => {
+  const { node } = props;
+  const text = node.content.join('');
+
+  return <i>{text}</i>;
+});
+ItalicTag.displayName = 'ItalicTag';
diff --git a/client/web/plugins/com.msgbyte.bbcode/src/tags/UnderlinedTag.tsx b/client/web/plugins/com.msgbyte.bbcode/src/tags/UnderlinedTag.tsx
new file mode 100644
index 00000000..4634e6e9
--- /dev/null
+++ b/client/web/plugins/com.msgbyte.bbcode/src/tags/UnderlinedTag.tsx
@@ -0,0 +1,10 @@
+import React from 'react';
+import type { TagProps } from '../bbcode/type';
+
+export const UnderlinedTag: React.FC<TagProps> = React.memo((props) => {
+  const { node } = props;
+  const text = node.content.join('');
+
+  return <ins>{text}</ins>;
+});
+UnderlinedTag.displayName = 'UnderlinedTag';
diff --git a/client/web/plugins/com.msgbyte.bbcode/src/tags/__all__.ts b/client/web/plugins/com.msgbyte.bbcode/src/tags/__all__.ts
index 148bf252..863723a4 100644
--- a/client/web/plugins/com.msgbyte.bbcode/src/tags/__all__.ts
+++ b/client/web/plugins/com.msgbyte.bbcode/src/tags/__all__.ts
@@ -7,11 +7,17 @@ import { UrlTag } from './UrlTag';
 import { EmojiTag } from './EmojiTag';
 import { MarkdownTag } from './MarkdownTag';
 import { BoldTag } from './BoldTag';
+import { ItalicTag } from './ItalicTag';
+import { UnderlinedTag } from './underlinedTag';
+import { DeleteTag } from './DeleteTag';
 
 import './styles.less';
 
 registerBBCodeTag('_text', PlainText);
 registerBBCodeTag('b', BoldTag);
+registerBBCodeTag('i', ItalicTag);
+registerBBCodeTag('u', UnderlinedTag);
+registerBBCodeTag('s', DeleteTag);
 registerBBCodeTag('url', UrlTag);
 registerBBCodeTag('img', ImgTag);
 registerBBCodeTag('code', CodeTag);