diff --git a/package.json b/package.json
index 328eb7d..1d7f1ea 100644
--- a/package.json
+++ b/package.json
@@ -65,5 +65,10 @@
   "engines": {
     "node": ">=14",
     "pnpm": ">=7"
+  },
+  "pnpm": {
+    "patchedDependencies": {
+      "@vue/repl@2.9.0": "patches/@vue__repl@2.9.0.patch"
+    }
   }
 }
diff --git a/packages/design-core/package.json b/packages/design-core/package.json
index a2b42f9..0cbb4e0 100644
--- a/packages/design-core/package.json
+++ b/packages/design-core/package.json
@@ -105,6 +105,7 @@
     "assert": "^2.0.0",
     "buffer": "^6.0.3",
     "cross-env": "^7.0.3",
+    "esbuild-plugin-copy": "^2.1.1",
     "eslint": "^8.38.0",
     "eslint-plugin-vue": "^8.0.0",
     "fs-extra": "^10.1.0",
diff --git a/packages/design-core/src/preview/src/App.vue b/packages/design-core/src/preview/src/App.vue
index a289d44..bc57e71 100644
--- a/packages/design-core/src/preview/src/App.vue
+++ b/packages/design-core/src/preview/src/App.vue
@@ -4,6 +4,7 @@
 </template>
 
 <script>
+import { useDebugSwitch } from './preview/debugSwitch'
 import Preview from './preview/Preview.vue'
 import Toolbar from './Toolbar.vue'
 import '@opentiny/tiny-engine-theme'
@@ -18,6 +19,9 @@ export default {
       type: Boolean,
       default: true
     }
+  },
+  setup() {
+    useDebugSwitch()
   }
 }
 </script>
diff --git a/packages/design-core/src/preview/src/Toolbar.vue b/packages/design-core/src/preview/src/Toolbar.vue
index 8f46583..8346a86 100644
--- a/packages/design-core/src/preview/src/Toolbar.vue
+++ b/packages/design-core/src/preview/src/Toolbar.vue
@@ -7,6 +7,7 @@
       <component :is="ToolbarMedia" :isCanvas="false" @setViewPort="setViewPort"></component>
     </div>
     <div class="toolbar-right">
+      <span><tiny-switch v-model="debugSwitch"></tiny-switch><span class="toolbar-button-text">调试模式</span></span>
       <component :is="ChangeLang" :langChannel="previewLangChannel"></component>
     </div>
   </div>
@@ -15,9 +16,11 @@
 <script lang="jsx">
 import { defineAsyncComponent } from 'vue'
 import { useBreadcrumb } from '@opentiny/tiny-engine-controller'
+import { Switch as TinySwitch } from '@opentiny/vue'
 import { getSearchParams } from './preview/http'
 import { BROADCAST_CHANNEL } from '../src/preview/srcFiles/constant'
 import addons from '@opentiny/tiny-engine-app-addons'
+import { injectDebugSwitch } from './preview/debugSwitch'
 
 const getToolbars = (pluginId) => {
   return defineAsyncComponent(() =>
@@ -26,7 +29,11 @@ const getToolbars = (pluginId) => {
 }
 
 export default {
+  components: {
+    TinySwitch
+  },
   setup() {
+    const debugSwitch = injectDebugSwitch()
     const tools = ['breadcrumb', 'lang', 'media']
     const [Breadcrumb, ChangeLang, ToolbarMedia] = tools.map(getToolbars)
 
@@ -47,7 +54,8 @@ export default {
       Breadcrumb,
       ChangeLang,
       ToolbarMedia,
-      setViewPort
+      setViewPort,
+      debugSwitch
     }
   }
 }
@@ -71,6 +79,13 @@ export default {
 .toolbar-left,
 .toolbar-right {
   margin: 0 12px;
+  display: flex;
+  gap: 12px;
+}
+.toolbar-button-text {
+  color: #191919;
+  margin-left: 4px;
+  font-size: 12px;
 }
 :deep(.top-panel-breadcrumb) {
   width: auto;
diff --git a/packages/design-core/src/preview/src/preview/Preview.vue b/packages/design-core/src/preview/src/preview/Preview.vue
index facd066..33468da 100644
--- a/packages/design-core/src/preview/src/preview/Preview.vue
+++ b/packages/design-core/src/preview/src/preview/Preview.vue
@@ -1,18 +1,21 @@
 <template>
-  <Repl
-    :editor="Monaco"
-    :store="store"
-    :sfcOptions="sfcOptions"
-    :showCompileOutput="false"
-    :showImportMap="false"
-    :clearConsole="false"
-    :autoResize="false"
-  />
+  <div :class="['vue-repl-container', debugSwitch ? 'preview-debug-mode' : '']">
+    <Repl
+      :editor="editorComponent"
+      :store="store"
+      :sfcOptions="sfcOptions"
+      :showCompileOutput="false"
+      :showTsConfig="false"
+      :showImportMap="true"
+      :clearConsole="false"
+      :autoResize="false"
+    />
+  </div>
 </template>
 
 <script>
+import { defineComponent, computed, defineAsyncComponent } from 'vue'
 import { Repl, ReplStore } from '@vue/repl'
-import Monaco from '@vue/repl/monaco-editor'
 import vueJsx from '@vue/babel-plugin-jsx'
 import { transformSync } from '@babel/core'
 import { Notify } from '@opentiny/vue'
@@ -21,8 +24,17 @@ import srcFiles from './srcFiles'
 import generateMetaFiles, { processAppJsCode } from './generate'
 import { getSearchParams, fetchCode, fetchMetaData } from './http'
 import { PanelType, PreviewTips } from '../constant'
+import { injectDebugSwitch } from './debugSwitch'
 import '@vue/repl/style.css'
 
+const Monaco = defineAsyncComponent(() => import('@vue/repl/monaco-editor')) // 异步组件实现懒加载，打开debug后再加载
+
+const EmptyEditor = defineComponent({
+  setup() {
+    return () => null
+  }
+})
+
 const importNames = [
   'createVNode',
   'Fragment',
@@ -51,6 +63,8 @@ export default {
     Repl
   },
   setup() {
+    const debugSwitch = injectDebugSwitch()
+    const editorComponent = computed(() => (debugSwitch?.value ? Monaco : EmptyEditor))
     const store = new ReplStore()
 
     const compiler = store.compiler
@@ -96,6 +110,7 @@ export default {
       await store.setFiles(newFiles, mainFileName)
       // 强制更新 codeSandbox
       store.state.resetFlip = !store.state.resetFlip
+      store['initTsConfig']() // 触发获取组件d.ts方便调试
     }
 
     const addUtilsImportMap = (utils = []) => {
@@ -173,7 +188,8 @@ export default {
     return {
       store,
       sfcOptions,
-      Monaco
+      editorComponent,
+      debugSwitch
     }
   }
 }
@@ -181,8 +197,7 @@ export default {
 
 <style lang="less">
 .vue-repl {
-  width: 100vw;
-  height: 100vh;
+  height: 100%;
 
   .split-pane {
     .left {
@@ -206,4 +221,16 @@ export default {
     }
   }
 }
+.vue-repl-container {
+  height: calc(100vh - 48px);
+  &.preview-debug-mode .vue-repl .split-pane {
+    .left,
+    .right .tab-buttons {
+      display: block;
+    }
+    .right .output-container {
+      height: calc(100% - 38px);
+    }
+  }
+}
 </style>
diff --git a/packages/design-core/src/preview/src/preview/debugSwitch.js b/packages/design-core/src/preview/src/preview/debugSwitch.js
new file mode 100644
index 0000000..654b5eb
--- /dev/null
+++ b/packages/design-core/src/preview/src/preview/debugSwitch.js
@@ -0,0 +1,10 @@
+import { ref, provide, inject } from 'vue'
+export const debuggerSwitchTokenKey = Symbol('tiny-engine-preview-debug-switch')
+export function useDebugSwitch() {
+  const debugSwitch = ref(false)
+  provide(debuggerSwitchTokenKey, debugSwitch)
+  return debugSwitch
+}
+export function injectDebugSwitch() {
+  return inject(debuggerSwitchTokenKey)
+}
diff --git a/packages/design-core/vite.config.js b/packages/design-core/vite.config.js
index 3bf3262..00a12b1 100644
--- a/packages/design-core/vite.config.js
+++ b/packages/design-core/vite.config.js
@@ -7,6 +7,7 @@ import vueJsx from '@vitejs/plugin-vue-jsx'
 import nodeGlobalsPolyfillPlugin from '@esbuild-plugins/node-globals-polyfill'
 import nodeModulesPolyfillPlugin from '@esbuild-plugins/node-modules-polyfill'
 import nodePolyfill from 'rollup-plugin-polyfill-node'
+import esbuildCopy from 'esbuild-plugin-copy'
 import lowcodeConfig from './config/lowcode.config'
 import { createSvgIconsPlugin } from 'vite-plugin-svg-icons'
 import { importmapPlugin } from './scripts/externalDeps'
@@ -79,7 +80,16 @@ const config = {
           process: true,
           buffer: true
         }),
-        nodeModulesPolyfillPlugin()
+        nodeModulesPolyfillPlugin(),
+        esbuildCopy({
+          //@vue/repl monaco编辑器需要
+          resolveFrom: 'cwd',
+          assets: {
+            from: ['./node_modules/@vue/repl/dist/assets/*'], // worker.js文件以url形式引用不会被esbuild拉起，需要手动复制
+            to: ['./node_modules/.vite/assets'] // 开发态，js文件被缓存在.vite/deps，请求相对路径为.vite/assets
+          },
+          watch: true
+        })
       ]
     }
   },
diff --git a/patches/@vue__repl@2.9.0.patch b/patches/@vue__repl@2.9.0.patch
new file mode 100644
index 0000000..8630347
--- /dev/null
+++ b/patches/@vue__repl@2.9.0.patch
@@ -0,0 +1,50 @@
+diff --git a/dist/chunks/MonacoEditor-KSgTEMrh.js b/dist/chunks/MonacoEditor-KSgTEMrh.js
+index c9668cbf8c44ba3c816246b746127204839f8349..e893c59a432e53372c18aa2e70d7b7bb9fd666ba 100644
+--- a/dist/chunks/MonacoEditor-KSgTEMrh.js
++++ b/dist/chunks/MonacoEditor-KSgTEMrh.js
+@@ -1,5 +1,13 @@
+ import { watchEffect, defineComponent, ref, shallowRef, inject, computed, onMounted, nextTick, watch, onBeforeUnmount, openBlock, createElementBlock, createBlock } from 'vue';
+ import { c as commonjsGlobal, a as getAugmentedNamespace } from './_commonjsHelpers-9Q-OoQuc.js';
++function getWorkerURL(url){
++    if (typeof document !== 'undefined' && document.location && document.location.origin !== url.origin) {
++        return URL.createObjectURL(new Blob([`import '${url.href}'`], {
++            type: 'application/javascript'
++        }))
++    }
++    return url.href;
++}
+ 
+ /*---------------------------------------------------------------------------------------------
+  *  Copyright (c) Microsoft Corporation. All rights reserved.
+@@ -170640,7 +170648,7 @@ var languages;
+ 
+ function WorkerWrapper$1(options) {
+           return new Worker(
+-            ""+new URL('../assets/editor.worker-FXpxnIqv.js', import.meta.url).href+"",
++            ""+getWorkerURL(new URL('../assets/editor.worker-FXpxnIqv.js', import.meta.url))+"",
+             {
+         type: "module",
+         name: options?.name
+@@ -172020,7 +172028,7 @@ function getOrCreateModel(uri, lang, value) {
+ 
+ function WorkerWrapper(options) {
+           return new Worker(
+-            ""+new URL('../assets/vue.worker-eqEbSb3e.js', import.meta.url).href+"",
++            ""+getWorkerURL(new URL('../assets/vue.worker-eqEbSb3e.js', import.meta.url))+"",
+             {
+         type: "module",
+         name: options?.name
+diff --git a/dist/vue-repl.js b/dist/vue-repl.js
+index 43bfd22a1a7d6f831e3f85228d809750317c4bfb..d5f5cb335533295c63e4cfa8aaa02770d16babca 100644
+--- a/dist/vue-repl.js
++++ b/dist/vue-repl.js
+@@ -528,7 +528,8 @@ const _sfc_main$5 = /* @__PURE__ */ defineComponent({
+           "allow-popups",
+           "allow-same-origin",
+           "allow-scripts",
+-          "allow-top-navigation-by-user-activation"
++          "allow-top-navigation-by-user-activation",
++          "allow-downloads"
+         ].join(" ")
+       );
+       const importMap = store.getImportMap();
\ No newline at end of file