diff --git a/API.md b/API.md
index 2fe9cf6fe..0a77389c8 100644
--- a/API.md
+++ b/API.md
@@ -999,9 +999,3 @@ View API token in <kbd>Settings - About</kbd>, request header: `Authorization: T
   ```
 
     * `data`: Precision in milliseconds
-
-## Webhook
-
-TBD
-
-https://ld246.com/article/1627956688432
\ No newline at end of file
diff --git a/API_zh_CN.md b/API_zh_CN.md
index 7d907090c..72d72dffe 100644
--- a/API_zh_CN.md
+++ b/API_zh_CN.md
@@ -993,9 +993,3 @@
   ```
 
     * `data`: 精度为毫秒
-
-## Webhook
-
-TBD
-
-https://ld246.com/article/1627956688432
\ No newline at end of file
diff --git a/kernel/model/export.go b/kernel/model/export.go
index fbe6a2c02..3116662c9 100644
--- a/kernel/model/export.go
+++ b/kernel/model/export.go
@@ -1073,18 +1073,6 @@ func exportTree(tree *parse.Tree, wysiwyg, expandKaTexMacros, keepFold bool) (re
 		}
 
 		switch n.Type {
-		case ast.NodeTagOpenMarker: // 配置标签开始标记符
-			if !wysiwyg {
-				n.Type = ast.NodeText
-				n.Tokens = []byte(Conf.Export.TagOpenMarker)
-				return ast.WalkContinue
-			}
-		case ast.NodeTagCloseMarker: // 配置标记结束标记符
-			if !wysiwyg {
-				n.Type = ast.NodeText
-				n.Tokens = []byte(Conf.Export.TagCloseMarker)
-				return ast.WalkContinue
-			}
 		case ast.NodeSuperBlockOpenMarker, ast.NodeSuperBlockLayoutMarker, ast.NodeSuperBlockCloseMarker:
 			if !wysiwyg {
 				unlinks = append(unlinks, n)
diff --git a/kernel/model/graph.go b/kernel/model/graph.go
index 34465259b..161b2603e 100644
--- a/kernel/model/graph.go
+++ b/kernel/model/graph.go
@@ -700,7 +700,7 @@ func query2Stmt(queryStr string) (ret string) {
 			if !entering {
 				return ast.WalkContinue
 			}
-			if ast.NodeTag == n.Type || (n.IsTextMarkType("tag")) {
+			if n.IsTextMarkType("tag") {
 				tags = append(tags, n.Text())
 			}
 			return ast.WalkContinue
diff --git a/kernel/model/render.go b/kernel/model/render.go
index 897a1af52..1f826e313 100644
--- a/kernel/model/render.go
+++ b/kernel/model/render.go
@@ -46,8 +46,6 @@ func renderOutline(node *ast.Node, luteEngine *lute.Lute) (ret string) {
 			return ast.WalkContinue
 		}
 		switch n.Type {
-		case ast.NodeTagOpenMarker, ast.NodeTagCloseMarker:
-			buf.WriteByte('#')
 		case ast.NodeBlockRef:
 			buf.WriteString(html.EscapeString(treenode.GetDynamicBlockRefText(n)))
 			return ast.WalkSkipChildren
diff --git a/kernel/sql/block_query.go b/kernel/sql/block_query.go
index a1a4b1214..88d5715dd 100644
--- a/kernel/sql/block_query.go
+++ b/kernel/sql/block_query.go
@@ -656,8 +656,6 @@ func GetContainerText(container *ast.Node) string {
 			return ast.WalkContinue
 		}
 		switch n.Type {
-		case ast.NodeTagOpenMarker, ast.NodeTagCloseMarker:
-			buf.WriteByte('#')
 		case ast.NodeText, ast.NodeLinkText, ast.NodeFileAnnotationRefText, ast.NodeFootnotesRef,
 			ast.NodeCodeSpanContent, ast.NodeInlineMathContent, ast.NodeCodeBlockCode, ast.NodeMathBlockContent:
 			buf.Write(n.Tokens)
diff --git a/kernel/sql/database.go b/kernel/sql/database.go
index 8464396b2..790f912cf 100644
--- a/kernel/sql/database.go
+++ b/kernel/sql/database.go
@@ -428,8 +428,6 @@ func resolveRefContent0(node *ast.Node, anchors *map[string]string, depth *int,
 		case ast.NodeDocument:
 			buf.WriteString(n.IALAttr("title"))
 			return ast.WalkStop
-		case ast.NodeTagOpenMarker, ast.NodeTagCloseMarker:
-			buf.WriteByte('#')
 		case ast.NodeText, ast.NodeLinkText, ast.NodeLinkTitle, ast.NodeFileAnnotationRefText, ast.NodeFootnotesRef,
 			ast.NodeCodeSpanContent, ast.NodeInlineMathContent, ast.NodeCodeBlockCode, ast.NodeMathBlockContent:
 			buf.Write(n.Tokens)
@@ -620,11 +618,11 @@ func buildSpanFromNode(n *ast.Node, tree *parse.Tree, rootID, boxID, p string) (
 		}
 		assets = append(assets, asset)
 		return
-	case ast.NodeTag, ast.NodeInlineMath, ast.NodeCodeSpan, ast.NodeEmphasis, ast.NodeStrong, ast.NodeStrikethrough, ast.NodeMark, ast.NodeSup, ast.NodeSub, ast.NodeKbd, ast.NodeUnderline, ast.NodeTextMark:
+	case ast.NodeInlineMath, ast.NodeCodeSpan, ast.NodeEmphasis, ast.NodeStrong, ast.NodeStrikethrough, ast.NodeMark, ast.NodeSup, ast.NodeSub, ast.NodeKbd, ast.NodeUnderline, ast.NodeTextMark:
 		typ := treenode.TypeAbbr(n.Type.String())
 		var text string
 		switch n.Type {
-		case ast.NodeTag, ast.NodeEmphasis, ast.NodeStrong, ast.NodeStrikethrough, ast.NodeMark, ast.NodeSup, ast.NodeSub, ast.NodeKbd, ast.NodeUnderline:
+		case ast.NodeEmphasis, ast.NodeStrong, ast.NodeStrikethrough, ast.NodeMark, ast.NodeSup, ast.NodeSub, ast.NodeKbd, ast.NodeUnderline:
 			text = n.Text()
 		case ast.NodeInlineMath:
 			text = n.ChildByType(ast.NodeInlineMathContent).TokensStr()
@@ -843,7 +841,7 @@ func tagFromNode(node *ast.Node) (ret string) {
 			return ast.WalkContinue
 		}
 
-		if ast.NodeTag == n.Type || n.IsTextMarkType("tag") {
+		if n.IsTextMarkType("tag") {
 			tagBuilder.WriteString("#")
 			tagBuilder.WriteString(n.Text())
 			tagBuilder.WriteString("# ")
diff --git a/kernel/treenode/node.go b/kernel/treenode/node.go
index 3c8b69774..52d073a69 100644
--- a/kernel/treenode/node.go
+++ b/kernel/treenode/node.go
@@ -126,8 +126,6 @@ func NodeStaticContent(node *ast.Node) string {
 		}
 
 		switch n.Type {
-		case ast.NodeTagOpenMarker, ast.NodeTagCloseMarker:
-			buf.WriteByte('#')
 		case ast.NodeBlockRef:
 			buf.WriteString(GetDynamicBlockRefText(n))
 			lastSpace = false