diff --git a/library/build.gradle.kts b/library/build.gradle.kts
index b327332..20409e8 100644
--- a/library/build.gradle.kts
+++ b/library/build.gradle.kts
@@ -27,12 +27,11 @@ kotlin {
     linuxX64()
     mingwX64()
     @OptIn(ExperimentalWasmDsl::class)
-    wasmWasi {
-        nodejs()
-    }
     js {
         browser()
         nodejs()
+        binaries.library()
+        generateTypeScriptDefinitions()
     }
 
     sourceSets {
diff --git a/library/src/commonMain/kotlin/dev/usbharu/markdown/AstNode.kt b/library/src/commonMain/kotlin/dev/usbharu/markdown/AstNode.kt
index f1e8785..0bc0ba1 100644
--- a/library/src/commonMain/kotlin/dev/usbharu/markdown/AstNode.kt
+++ b/library/src/commonMain/kotlin/dev/usbharu/markdown/AstNode.kt
@@ -1,71 +1,74 @@
 package dev.usbharu.markdown
 
-import kotlin.collections.List
+import kotlin.js.JsExport
 
+@JsExport
 sealed class AstNode {
     open fun print(): String {
         return toString()
     }
-}
 
-data class RootNode(val node: AstNode) : AstNode() {
-    override fun print(): String {
-        return node.print()
+    data class RootNode(val node: AstNode) : AstNode() {
+        override fun print(): String {
+            return node.print()
+        }
+    }
+
+    data class BodyNode(val body: List<AstNode>) : AstNode() {
+        override fun print(): String {
+            return body.joinToString("\n") { it.print() }
+        }
+    }
+
+    sealed class BlockNode : AstNode()
+
+    data class HeaderNode(val header: Int, val headerTextNode: HeaderTextNode?) : BlockNode() {
+        override fun print(): String {
+            return "#".repeat(header) + " " + headerTextNode?.print().orEmpty()
+        }
+    }
+
+    data class HeaderTextNode(val text: String) : BlockNode() {
+        override fun print(): String {
+            return text
+        }
+    }
+
+    sealed interface QuotableNode
+    data class QuoteNode(val nodes: List<QuotableNode>) : AstNode(), QuotableNode
+    data object SeparatorNode : BlockNode() {
+        override fun print(): String {
+            return "---"
+        }
+    }
+
+    sealed class ListNode : BlockNode()
+    data class DiscListNode(val node: InlineNode, val childList: List<ListNode>) : ListNode()
+    data class DecimalListNode(val node: InlineNode, val childList: List<ListNode>) : ListNode()
+    data class ParagraphNode(val nodes: List<InlineNode>) : ListNode() {
+        override fun print(): String {
+            return nodes.joinToString("\n") { it.print() }
+        }
+    }
+
+    sealed class InlineNode : AstNode(), QuotableNode
+    data class ItalicNode(val nodes: MutableList<InlineNode>) : InlineNode() {
+        override fun print(): String {
+            return nodes.joinToString("", prefix = "*", postfix = "*") { it.print() }
+        }
+    }
+
+    data class BoldNode(val nodes: MutableList<InlineNode>) : InlineNode() {
+        override fun print(): String {
+            return nodes.joinToString("", prefix = "**", postfix = "**") { it.print() }
+        }
+    }
+
+    data class StrikeThroughNode(val nodes: List<InlineNode>) : InlineNode()
+    data class PlainText(val text: String) : InlineNode() {
+        override fun print(): String {
+            return text
+        }
     }
 }
 
-data class BodyNode(val body: List<AstNode>) : AstNode() {
-    override fun print(): String {
-        return body.joinToString("\n") { it.print() }
-    }
-}
-
-sealed class BlockNode : AstNode()
-
-data class HeaderNode(val header: Int, val headerTextNode: HeaderTextNode?) : BlockNode() {
-    override fun print(): String {
-        return "#".repeat(header) + " " + headerTextNode?.print().orEmpty()
-    }
-}
-
-data class HeaderTextNode(val text: String) : BlockNode() {
-    override fun print(): String {
-        return text
-    }
-}
-
-sealed interface QuotableNode
-data class QuoteNode(val nodes: List<QuotableNode>) : AstNode(), QuotableNode
-data object SeparatorNode : BlockNode() {
-    override fun print(): String {
-        return "---"
-    }
-}
-sealed class ListNode : BlockNode()
-data class DiscListNode(val node: InlineNode, val childList: List<ListNode>) : ListNode()
-data class DecimalListNode(val node: InlineNode, val childList: List<ListNode>) : ListNode()
-data class ParagraphNode(val nodes: List<InlineNode>) : ListNode() {
-    override fun print(): String {
-        return nodes.joinToString("\n") { it.print() }
-    }
-}
-
-sealed class InlineNode : AstNode(), QuotableNode
-data class ItalicNode(val nodes: MutableList<InlineNode>) : InlineNode() {
-    override fun print(): String {
-        return nodes.joinToString("", prefix = "*", postfix = "*") { it.print() }
-    }
-}
-
-data class BoldNode(val nodes: MutableList<InlineNode>) : InlineNode() {
-    override fun print(): String {
-        return nodes.joinToString("", prefix = "**", postfix = "**") { it.print() }
-    }
-}
-
-data class StrikeThroughNode(val nodes: List<InlineNode>) : InlineNode()
-data class PlainText(val text: String) : InlineNode() {
-    override fun print(): String {
-        return text
-    }
-}
\ No newline at end of file
diff --git a/library/src/commonMain/kotlin/dev/usbharu/markdown/Lexer.kt b/library/src/commonMain/kotlin/dev/usbharu/markdown/Lexer.kt
index 8887aae..2d1ec3f 100644
--- a/library/src/commonMain/kotlin/dev/usbharu/markdown/Lexer.kt
+++ b/library/src/commonMain/kotlin/dev/usbharu/markdown/Lexer.kt
@@ -1,7 +1,10 @@
 package dev.usbharu.markdown
 
+import dev.usbharu.markdown.Token.*
 import kotlin.collections.List
+import kotlin.js.JsExport
 
+@JsExport
 class Lexer {
     fun lex(input: String): List<Token> {
         val tokens = mutableListOf<Token>()
diff --git a/library/src/commonMain/kotlin/dev/usbharu/markdown/Parser.kt b/library/src/commonMain/kotlin/dev/usbharu/markdown/Parser.kt
index d661a2c..2372b97 100644
--- a/library/src/commonMain/kotlin/dev/usbharu/markdown/Parser.kt
+++ b/library/src/commonMain/kotlin/dev/usbharu/markdown/Parser.kt
@@ -1,7 +1,11 @@
 package dev.usbharu.markdown
 
+import dev.usbharu.markdown.AstNode.*
+import dev.usbharu.markdown.Token.*
 import kotlin.collections.List
+import kotlin.js.JsExport
 
+@JsExport
 class Parser {
     fun parse(tokens: List<Token>): AstNode {
         val iterator = PeekableTokenIterator(tokens)
@@ -18,7 +22,7 @@ class Parser {
                 Exclamation -> TODO()
                 is Header -> header(next, iterator)
                 is Html -> TODO()
-                is dev.usbharu.markdown.List -> TODO()
+                is Token.List -> TODO()
                 ParenthesesEnd -> TODO()
                 ParenthesesStart -> TODO()
                 is Quote -> TODO()
diff --git a/library/src/commonMain/kotlin/dev/usbharu/markdown/Token.kt b/library/src/commonMain/kotlin/dev/usbharu/markdown/Token.kt
index fee0355..c9025c2 100644
--- a/library/src/commonMain/kotlin/dev/usbharu/markdown/Token.kt
+++ b/library/src/commonMain/kotlin/dev/usbharu/markdown/Token.kt
@@ -1,40 +1,44 @@
 package dev.usbharu.markdown
 
-sealed class Token()
+import kotlin.js.JsExport
 
-data class Text(var text: String) : Token()
-data class Break(var count: Int) : Token()
-data class Header(var count: Int) : Token()
-data class Quote(var count: Int) : Token()
-data class Separator(var count: Int, val char: Char) : Token()
-data class Whitespace(var count: Int, val whitespace: Char) : Token()
-abstract class List(val type: ListType) : Token() {
-    enum class ListType {
-        DISC,
-        DECIMAL
+@JsExport
+sealed class Token {
+    data class Text(var text: String) : Token()
+    data class Break(var count: Int) : Token()
+    data class Header(var count: Int) : Token()
+    data class Quote(var count: Int) : Token()
+    data class Separator(var count: Int, val char: Char) : Token()
+    data class Whitespace(var count: Int, val whitespace: Char) : Token()
+    abstract class List(val type: ListType) : Token() {
+        enum class ListType {
+            DISC,
+            DECIMAL
+        }
     }
+
+    data object DiscList : List(ListType.DISC)
+    data class DecimalList(val number: Char) : List(ListType.DECIMAL)
+    data class CheckBox(val checked: Boolean) : Token()
+    data object SquareBracketStart : Token()
+    data object SquareBracketEnd : Token()
+    data object ParenthesesStart : Token()
+    data object ParenthesesEnd : Token()
+    data class Url(var url: String) : Token()
+    data class Asterisk(var count: Int, var char: Char) : Token()
+    data object Exclamation : Token()
+    data class UrlTitle(val title: String) : Token()
+    data class InlineCodeBlock(val text: String) : Token()
+    data class CodeBlock(val text: String) : Token()
+    data class CodeBlockLanguage(val language: String, val filename: String) : Token()
+    data class Strike(val strike: String) : Token()
+
+    abstract class Html() : Token()
+    data class StartTagStart(var tag: String, val void: Boolean) : Html()
+    data class EndTagStart(var tag: String) : Html()
+    data class TagEnd(var tag: String) : Html()
+    data class AttributeName(val name: String) : Html()
+    data class AttributeValue(val value: String) : Html()
+    data class HtmlValue(val value: String) : Html()
 }
 
-data object DiscList : List(ListType.DISC)
-data class DecimalList(val number: Char) : List(ListType.DECIMAL)
-data class CheckBox(val checked: Boolean) : Token()
-data object SquareBracketStart : Token()
-data object SquareBracketEnd : Token()
-data object ParenthesesStart : Token()
-data object ParenthesesEnd : Token()
-data class Url(var url: String) : Token()
-data class Asterisk(var count: Int, var char: Char) : Token()
-data object Exclamation : Token()
-data class UrlTitle(val title: String) : Token()
-data class InlineCodeBlock(val text: String) : Token()
-data class CodeBlock(val text: String) : Token()
-data class CodeBlockLanguage(val language: String, val filename: String) : Token()
-data class Strike(val strike: String) : Token()
-
-abstract class Html() : Token()
-data class StartTagStart(var tag: String, val void: Boolean) : Html()
-data class EndTagStart(var tag: String) : Html()
-data class TagEnd(var tag: String) : Html()
-data class AttributeName(val name: String) : Html()
-data class AttributeValue(val value: String) : Html()
-data class HtmlValue(val value: String) : Html()
\ No newline at end of file
diff --git a/library/src/commonTest/kotlin/dev/usbharu/markdown/LexerTest.kt b/library/src/commonTest/kotlin/dev/usbharu/markdown/LexerTest.kt
index 2f752d9..241b925 100644
--- a/library/src/commonTest/kotlin/dev/usbharu/markdown/LexerTest.kt
+++ b/library/src/commonTest/kotlin/dev/usbharu/markdown/LexerTest.kt
@@ -1,5 +1,6 @@
 package dev.usbharu.markdown
 
+import dev.usbharu.markdown.Token.*
 import kotlin.test.Test
 import kotlin.test.assertContentEquals
 import kotlin.test.assertEquals
diff --git a/library/src/commonTest/kotlin/dev/usbharu/markdown/ParserTest.kt b/library/src/commonTest/kotlin/dev/usbharu/markdown/ParserTest.kt
index 1d8ad7d..f90b0d7 100644
--- a/library/src/commonTest/kotlin/dev/usbharu/markdown/ParserTest.kt
+++ b/library/src/commonTest/kotlin/dev/usbharu/markdown/ParserTest.kt
@@ -1,5 +1,7 @@
 package dev.usbharu.markdown
 
+import dev.usbharu.markdown.AstNode.*
+import dev.usbharu.markdown.Token.*
 import kotlin.test.Test
 import kotlin.test.assertEquals