diff --git a/website/docs/deployment/dev.md b/website/docs/deployment/dev.md
index 66e861c9..af05bd72 100644
--- a/website/docs/deployment/dev.md
+++ b/website/docs/deployment/dev.md
@@ -40,3 +40,27 @@ You can edit the configuration of `server/.env` to your own relevant context
 The file can be started from `server/.env.example`
 
 Now you can preview your server in `http://localhost:11011`
+
+## Project directory description
+
+- `apps`: non-core applications
+  - `cli`: Tailchat’s command line program
+  - `github-app`: Tailchat’s github integration bot
+  - `oauth-demo`: Tailchat open platform third-party login demo program
+  - `widget`: Web page embedded widget
+- `client`: client
+  - `desktop`: desktop version
+  - `mobile`: mobile version
+  - `packages`: dependency packages
+  - `shared`: platform-independent common code
+  - `web`: web version
+    - `plugins`: pure frontend plugins
+    - `src`: source code
+- `packages`
+  - `types`: common types for both front and back ends
+- `server`: server
+  - `admin`: background management
+  - `models`: database model
+  - `plugins`: server-side plugins
+  - `services`: microservices
+- `website`: official website
diff --git a/website/i18n/zh-Hans/docusaurus-plugin-content-docs/current/deployment/dev.md b/website/i18n/zh-Hans/docusaurus-plugin-content-docs/current/deployment/dev.md
index f1c1ebca..de890a08 100644
--- a/website/i18n/zh-Hans/docusaurus-plugin-content-docs/current/deployment/dev.md
+++ b/website/i18n/zh-Hans/docusaurus-plugin-content-docs/current/deployment/dev.md
@@ -40,3 +40,28 @@ pnpm dev
 该文件可以从 `server/.env.example` 开始
 
 现在你可以在 `http://localhost:11011` 访问你的 Tailchat 服务了
+
+## 项目目录说明
+
+- `apps`: 非核心应用
+  - `cli`: Tailchat 的命令行程序
+  - `github-app`: Tailchat 的github集成机器人
+  - `oauth-demo`: Tailchat 开放平台第三方登录演示程序
+  - `widget`: 网页嵌入小部件
+- `client`: 客户端
+  - `desktop`: 桌面端
+  - `mobile`: 移动端
+  - `packages`: 依赖包
+  - `shared`: 平台无关的通用代码
+  - `web`: 网页端
+    - `plugins`: 纯前端插件
+    - `src`: 源码
+- `packages`
+  - `types`: 前后端通用类型
+- `server`: 服务端
+  - `admin`: 后台管理
+  - `models`: 数据库模型
+  - `plugins`: 服务端插件
+  - `services`: 微服务
+- `website`: 官网
+  
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