diff --git a/.gitignore b/.gitignore
index ec617ee..d1c2c6b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,6 +2,7 @@
 lib
 .temp
 types
+!src/types
 src/**/*.js
 dist
 
diff --git a/src/types/VuePress.d.ts b/src/types/VuePress.d.ts
new file mode 100644
index 0000000..cc285ab
--- /dev/null
+++ b/src/types/VuePress.d.ts
@@ -0,0 +1,16 @@
+import Vue from 'vue'
+
+export declare interface VuePressPage {
+  key: string;
+  regularPath: string;
+  frontmatter: Record<string, string>;
+}
+
+export declare interface VuePressContext {
+  sourceDir: string;
+  pages: VuePressPage[];
+  themeAPI: {
+    layoutComponentMap: Record<string, Vue>
+  };
+  addPage: any;
+}
diff --git a/src/types/index.d.ts b/src/types/index.d.ts
new file mode 100644
index 0000000..b86bc46
--- /dev/null
+++ b/src/types/index.d.ts
@@ -0,0 +1,18 @@
+import { FrontmatterClassifiedMap } from '../node/interface/Classifier'
+
+declare module '@app/util' {
+  import { VuePressPage } from './VuePress'
+
+  export function findPageByKey(pages: VuePressPage[], key: string): VuePressPage;
+}
+
+declare module '@dynamic/vuepress_blog/frontmatterClassified' {
+  import { FrontmatterClassifiedMap } from '../node/interface/Classifier'
+  export default FrontmatterClassifiedMap
+}
+
+declare module '@dynamic/vuepress_blog/paginations' {
+  import { SerializedPagination } from '../node/interface/Pagination'
+  export default SerializedPagination
+}
+