diff --git a/packages/doc-site/.vuepress/plugins/index.ts b/packages/doc-site/.vuepress/plugins/index.ts
index 525b92c..2d725a3 100644
--- a/packages/doc-site/.vuepress/plugins/index.ts
+++ b/packages/doc-site/.vuepress/plugins/index.ts
@@ -8,8 +8,7 @@ import {isProd} from '../utils/common'
 import sandboxPlugin from 'vuepress-plugin-sandbox'
 
 const pathResolve = (..._path: string[]) => path.resolve(__dirname, ..._path)
-const getPkgUrl = (name: string, version = 'latest', ending = '') =>
-  `https://cdn.jsdelivr.net/npm/${name}@${version}${ending}`
+const getPkgUrl = (name: string, version = 'latest', ending = '') => `https://unpkg.com/${name}@${version}${ending}`
 
 const vuepressPlugins: PluginConfig = [
   // for doc search
diff --git a/packages/vue-playground/src/core/compiler/preview-iframe.html b/packages/vue-playground/src/core/compiler/preview-iframe.html
index 455273e..79e1b8d 100644
--- a/packages/vue-playground/src/core/compiler/preview-iframe.html
+++ b/packages/vue-playground/src/core/compiler/preview-iframe.html
@@ -278,7 +278,7 @@
     </script>
 
     <!-- ES Module Shims: Import maps polyfill for modules browsers without import maps support (all except Chrome 89+) -->
-    <script async src="https://unpkg.com/es-module-shims@0.10.1/dist/es-module-shims.min.js"></script>
+    <script async src="<!--ES_MODULE_SHIMS_CDN-->"></script>
     <script type="importmap">
       <!--IMPORT_MAP-->
     </script>
diff --git a/packages/vue-playground/src/core/compiler/preview.ts b/packages/vue-playground/src/core/compiler/preview.ts
index 361a091..f351911 100644
--- a/packages/vue-playground/src/core/compiler/preview.ts
+++ b/packages/vue-playground/src/core/compiler/preview.ts
@@ -3,8 +3,11 @@ import {Store} from '../store'
 import {PreviewProxy} from './preview-proxy'
 import PreviewIframe from './preview-iframe.html?raw'
 import {compileModulesForPreview} from './module-compiler'
+import {DEFAULT_ES_MODULE_SHIMS_CDN} from '../../playground/constants'
+import type {PlaygroundPkgCdn} from '../../playground/utils/types-helper'
 
 export interface PreviewOptions {
+  pkgCdn?: PlaygroundPkgCdn
   store: Store
   onBeforeDestroy?: () => void
   onBeforeLoad?: () => void
@@ -17,6 +20,7 @@ export class Preview {
   sandboxEl?: HTMLIFrameElement
   previewProxy?: PreviewProxy
   store!: Store
+  pkgCdn?: PlaygroundPkgCdn
   onBeforeDestroy?: () => void
   onBeforeLoad?: () => void
   onLoad?: () => void
@@ -25,7 +29,9 @@ export class Preview {
 
   constructor(options: PreviewOptions) {
     this.store = options.store
+    this.pkgCdn = options.pkgCdn
     this.onBeforeDestroy = options.onBeforeDestroy
+    this.onBeforeLoad = options.onBeforeLoad
     this.onLoad = options.onLoad
     this.onError = options.onError
   }
@@ -58,7 +64,12 @@ export class Preview {
     if (!importMap.imports) importMap.imports = {}
     if (!importMap.imports.vue) importMap.imports.vue = this.store.state.vueRuntimeURL
 
-    this.sandboxEl.srcdoc = PreviewIframe.replace(/<!--IMPORT_MAP-->/, JSON.stringify(importMap))
+    this.sandboxEl.srcdoc = PreviewIframe.replace(/<!--IMPORT_MAP-->/, JSON.stringify(importMap)) // inject import map
+      .replace(
+        /<!--ES_MODULE_SHIMS_CDN-->/,
+        this.pkgCdn?.['es-module-shims']?.('0.10.1', '/dist/es-module-shims.min.js') || DEFAULT_ES_MODULE_SHIMS_CDN
+      ) // inject es module shims
+
     container.appendChild(this.sandboxEl)
 
     this.previewProxy = new PreviewProxy({
diff --git a/packages/vue-playground/src/core/store.ts b/packages/vue-playground/src/core/store.ts
index 48881f6..b8b31d6 100644
--- a/packages/vue-playground/src/core/store.ts
+++ b/packages/vue-playground/src/core/store.ts
@@ -5,6 +5,8 @@ import {compileFile} from './compiler/transform'
 import {utoa, atou} from './utils/common'
 import {ImportMap, OutputModes} from './utils/types-helper'
 import {SFCScriptCompileOptions, SFCAsyncStyleCompileOptions, SFCTemplateCompileOptions} from 'vue/compiler-sfc'
+import {DEFAULT_VUE_RUNTIME_DOM_CDN, DEFAULT_VUE_COMPILER_SFC_CDN} from '../playground/constants'
+import type {PlaygroundPkgCdn} from '../playground/utils/types-helper'
 
 const defaultMainFile = 'App.vue'
 
@@ -65,32 +67,37 @@ export interface Store {
   initialOutputMode: OutputModes
 }
 
+interface ReplStoreOptions {
+  serializedState?: string
+  initFiles?: File[]
+  showOutput?: boolean
+  // loose type to allow getting from the URL without inducing a typing error
+  outputMode?: OutputModes | string
+  defaultVueRuntimeURL?: string
+  pkgCdn?: PlaygroundPkgCdn
+  initImportMap?: ImportMap
+}
+
 export class ReplStore implements Store {
   state: StoreState
   compiler = defaultCompiler
   options?: SFCOptions
   initialShowOutput: boolean
   initialOutputMode: OutputModes
+  pkgCdn?: PlaygroundPkgCdn
 
   private defaultVueRuntimeURL: string
   private pendingCompiler: Promise<any> | null = null
 
   constructor({
     serializedState = '',
-    defaultVueRuntimeURL = `https://cdn.jsdelivr.net/npm/@vue/runtime-dom@${version}/dist/runtime-dom.esm-browser.js`,
+    defaultVueRuntimeURL,
     showOutput = false,
     outputMode = 'preview',
     initFiles,
-    initImportMap
-  }: {
-    serializedState?: string
-    initFiles?: File[]
-    showOutput?: boolean
-    // loose type to allow getting from the URL without inducing a typing error
-    outputMode?: OutputModes | string
-    defaultVueRuntimeURL?: string
-    initImportMap?: ImportMap
-  } = {}) {
+    initImportMap,
+    pkgCdn
+  }: ReplStoreOptions = {}) {
     let files: StoreState['files'] = {}
 
     if (serializedState) {
@@ -108,9 +115,14 @@ export class ReplStore implements Store {
       }
     }
 
-    this.defaultVueRuntimeURL = defaultVueRuntimeURL
+    this.defaultVueRuntimeURL =
+      defaultVueRuntimeURL ||
+      pkgCdn?.['@vue/runtime-dom']?.(version, '/dist/runtime-dom.esm-browser.js') ||
+      DEFAULT_VUE_RUNTIME_DOM_CDN(version)
+
     this.initialShowOutput = showOutput
     this.initialOutputMode = outputMode as OutputModes
+    this.pkgCdn = pkgCdn
 
     let mainFile = defaultMainFile
     if (!files[mainFile]) {
@@ -228,8 +240,14 @@ export class ReplStore implements Store {
   }
 
   async setVueVersion(version: string) {
-    const compilerUrl = `https://cdn.jsdelivr.net/npm/@vue/compiler-sfc@${version}/dist/compiler-sfc.esm-browser.js`
-    const runtimeUrl = `https://cdn.jsdelivr.net/npm/@vue/runtime-dom@${version}/dist/runtime-dom.esm-browser.js`
+    const compilerUrl =
+      this.pkgCdn?.['@vue/compiler-sfc']?.(version, '/dist/compiler-sfc.esm-browser.js') ||
+      DEFAULT_VUE_COMPILER_SFC_CDN(version)
+
+    const runtimeUrl =
+      this.pkgCdn?.['@vue/runtime-dom']?.(version, '/dist/runtime-dom.esm-browser.js') ||
+      DEFAULT_VUE_RUNTIME_DOM_CDN(version)
+
     this.pendingCompiler = import(/* @vite-ignore */ compilerUrl)
     this.compiler = await this.pendingCompiler
     this.pendingCompiler = null
diff --git a/packages/vue-playground/src/playground/components/preview.vue b/packages/vue-playground/src/playground/components/preview.vue
index 545f969..7f70154 100644
--- a/packages/vue-playground/src/playground/components/preview.vue
+++ b/packages/vue-playground/src/playground/components/preview.vue
@@ -19,13 +19,14 @@ import {
   unref
 } from 'vue'
 import {Preview} from '../../core/'
-import {CLEAR_CONSOLE_INJECT_KEY, STORE_INJECT_KEY, THEME_INJECT_KEY} from '../constants'
+import {CLEAR_CONSOLE_INJECT_KEY, PKG_CDN_INJECT_KEY, STORE_INJECT_KEY, THEME_INJECT_KEY} from '../constants'
 import {PreviewExpose} from '../utils/types-helper'
 
 const store = inject(STORE_INJECT_KEY)!
 const _clearConsole = inject(CLEAR_CONSOLE_INJECT_KEY, false)
 const clearConsole = computed(() => unref(_clearConsole))
 const theme = inject(THEME_INJECT_KEY)
+const pkgCdn = inject(PKG_CDN_INJECT_KEY, {})
 
 const containerRef = ref<HTMLElement>()
 const runtimeError = ref()
@@ -37,6 +38,7 @@ let stopUpdateWatcher: WatchStopHandle | undefined
 
 const preview = new Preview({
   store: store!,
+  pkgCdn: unref(pkgCdn),
   onBeforeDestroy() {
     stopUpdateWatcher?.()
   },
diff --git a/packages/vue-playground/src/playground/constants.ts b/packages/vue-playground/src/playground/constants.ts
index 3a0b089..9dec0c4 100644
--- a/packages/vue-playground/src/playground/constants.ts
+++ b/packages/vue-playground/src/playground/constants.ts
@@ -1,7 +1,7 @@
 import type {MaybeRef} from '@vueuse/core'
 import type {InjectionKey} from 'vue'
 import type {Store} from '../core'
-import type {PlaygroundTheme} from './utils/types-helper'
+import type {PlaygroundPkgCdn, PlaygroundTheme} from './utils/types-helper'
 
 export const DEFAULT_TITLE = 'Demo' as const
 export const PLAYGROUND_COMPONENT_NAME = 'Playground' as const
@@ -14,6 +14,7 @@ export const CLEAR_CONSOLE_INJECT_KEY = '__clear_console__' as unknown as Inject
 export const SHOW_IMPORT_MAP_INJECT_KEY = '__show_import_map__' as unknown as InjectionKey<MaybeRef<boolean>>
 export const THEME_INJECT_KEY = '__theme__' as unknown as InjectionKey<MaybeRef<PlaygroundTheme>>
 export const SHOW_DARK_MODE_INJECT_KEY = '__show_dark_mode__' as unknown as InjectionKey<MaybeRef<boolean>>
+export const PKG_CDN_INJECT_KEY = '__pkg_cdn__' as unknown as InjectionKey<MaybeRef<PlaygroundPkgCdn>>
 
 export const DEFAULT_THEME_COLOR = '#42b883'
 
@@ -78,3 +79,11 @@ export const GET_DARK_THEME = (theme?: PlaygroundTheme) => {
     ...theme
   } as PlaygroundTheme
 }
+
+export const DEFAULT_VUE_RUNTIME_DOM_CDN = (version: string) =>
+  `https://unpkg.com/@vue/runtime-dom@${version}/dist/runtime-dom.esm-browser.js`
+
+export const DEFAULT_VUE_COMPILER_SFC_CDN = (version: string) =>
+  `https://unpkg.com/@vue/compiler-sfc@${version}/dist/compiler-sfc.esm-browser.js`
+
+export const DEFAULT_ES_MODULE_SHIMS_CDN = 'https://unpkg.com/es-module-shims@0.10.1/dist/es-module-shims.min.js'
diff --git a/packages/vue-playground/src/playground/playground.type.ts b/packages/vue-playground/src/playground/playground.type.ts
index 7dfd430..ceb86be 100644
--- a/packages/vue-playground/src/playground/playground.type.ts
+++ b/packages/vue-playground/src/playground/playground.type.ts
@@ -1,7 +1,7 @@
 import type {PropType, ExtractPropTypes} from 'vue'
 import type {File, ImportMap} from '../core'
 import {DEFAULT_TITLE} from './constants'
-import type {PlaygroundLifeCycle, PlaygroundThemes} from './utils/types-helper'
+import type {PlaygroundLifeCycle, PlaygroundPkgCdn, PlaygroundThemes} from './utils/types-helper'
 
 export const playgroundProps = () =>
   ({
@@ -24,6 +24,10 @@ export const playgroundProps = () =>
     importMap: {
       type: Object as PropType<ImportMap>,
       default: () => ({})
+    },
+    pkgCdn: {
+      type: Object as PropType<PlaygroundPkgCdn>,
+      default: () => ({})
     }
   } as const)
 
diff --git a/packages/vue-playground/src/playground/playground.vue b/packages/vue-playground/src/playground/playground.vue
index 47634f8..3aa2398 100644
--- a/packages/vue-playground/src/playground/playground.vue
+++ b/packages/vue-playground/src/playground/playground.vue
@@ -31,7 +31,8 @@ const editorRef = ref<EditorExpose>()
 
 const store = new ReplStore({
   initFiles: props.files,
-  initImportMap: props.importMap
+  initImportMap: props.importMap,
+  pkgCdn: props.pkgCdn
 })
 
 const showDarkMode = inject(SHOW_DARK_MODE_INJECT_KEY, undefined)
diff --git a/packages/vue-playground/src/playground/utils/types-helper.ts b/packages/vue-playground/src/playground/utils/types-helper.ts
index 0c6c44b..f24a7ce 100644
--- a/packages/vue-playground/src/playground/utils/types-helper.ts
+++ b/packages/vue-playground/src/playground/utils/types-helper.ts
@@ -32,6 +32,12 @@ export interface TsLib {
   filePath?: string
 }
 
+export interface PlaygroundPkgCdn {
+  '@vue/runtime-dom'?: (version: string, ending: string) => string
+  '@vue/compiler-sfc'?: (version: string, ending: string) => string
+  'es-module-shims'?: (version: string, ending: string) => string
+}
+
 export type PlaygroundOptions = Partial<PlaygroundProps>
 
 export interface PlaygroundLifeCycle {