diff --git a/client/web/plugins/com.msgbyte.bbcode/src/tags/MarkdownTag.tsx b/client/web/plugins/com.msgbyte.bbcode/src/tags/MarkdownTag.tsx
new file mode 100644
index 00000000..1883e3d9
--- /dev/null
+++ b/client/web/plugins/com.msgbyte.bbcode/src/tags/MarkdownTag.tsx
@@ -0,0 +1,11 @@
+import React from 'react';
+import { Markdown } from '@capital/component';
+import type { TagProps } from '../bbcode/type';
+
+export const MarkdownTag: React.FC<TagProps> = React.memo((props) => {
+  const { node } = props;
+  const text = node.content.join('');
+
+  return <Markdown raw={text} />;
+});
+MarkdownTag.displayName = 'MarkdownTag';
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 5017451c..7abc5dfb 100644
--- a/client/web/plugins/com.msgbyte.bbcode/src/tags/__all__.ts
+++ b/client/web/plugins/com.msgbyte.bbcode/src/tags/__all__.ts
@@ -5,6 +5,7 @@ import { MentionTag } from './MentionTag';
 import { PlainText } from './PlainText';
 import { UrlTag } from './UrlTag';
 import { EmojiTag } from './EmojiTag';
+import { MarkdownTag } from './MarkdownTag';
 
 import './styles.less';
 
@@ -14,3 +15,4 @@ registerBBCodeTag('img', ImgTag);
 registerBBCodeTag('code', CodeTag);
 registerBBCodeTag('at', MentionTag);
 registerBBCodeTag('emoji', EmojiTag);
+registerBBCodeTag('markdown', MarkdownTag);
diff --git a/client/web/src/plugin/component/index.tsx b/client/web/src/plugin/component/index.tsx
index f9e89f71..60293832 100644
--- a/client/web/src/plugin/component/index.tsx
+++ b/client/web/src/plugin/component/index.tsx
@@ -48,3 +48,4 @@ export { Emoji } from '@/components/Emoji';
 export { PortalAdd, PortalRemove } from '@/components/Portal';
 export { ErrorBoundary } from '@/components/ErrorBoundary';
 export { UserName } from '@/components/UserName';
+export { Markdown } from '@/components/Markdown';