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Terminal UI DevTools MCP Server

@nvms

代码仓库

基本信息

分类

开发工具

传输方式

stdio

作者

nvms

提交者

Jonathan Pyers

关于 Terminal UI DevTools MCP Server

What Chrome DevTools MCP is for the browser, tui-mcp is for the terminal. Launch any TUI app, take screenshots, send keystrokes, read text - works with any framework.

#terminal#tui#pty#devtools#testing#automation#screenshot

Terminal UI DevTools MCP Server 配置

使用下面的配置,将此服务器添加到你的 MCP 客户端。

{
  "mcpServers": {
    "tui-mcp": {
      "command": "npx",
      "args": [
        "tui-mcp"
      ]
    }
  }
}

Terminal UI DevTools MCP Server 工具

13

Spawn a TUI app in a managed pty

Terminate a session

List active sessions

Resize the terminal

Capture terminal as PNG

Capture terminal as plain text

Read a rectangular area of the buffer

Get cursor position

Send a keystroke or combo (`Enter`, `Ctrl+C`, `Up`, `q`)

Type a string of characters

Send mouse events

Wait for a regex pattern to appear

Wait until the terminal stops changing

概览

What is Terminal UI DevTools?

Terminal UI DevTools (tui-mcp) is an MCP server that lets you launch any terminal application in a managed pseudo-terminal, take screenshots, read text, and send keystrokes. It works with any TUI framework or no framework at all—vim, htop, Bubbletea, Textual, Ink, Inquirer, Trend, ncurses, and more.

How to use Terminal UI DevTools?

Install and add it to Claude via the command:
claude mcp add --scope user tui-mcp -- npx tui-mcp
Once added, you can use the provided MCP tools to launch apps, interact with them, and capture output.

Key features of Terminal UI DevTools

  • Launch any TUI app in a managed pty
  • Capture terminal output as PNG or plain text
  • Send keystrokes, text, and mouse events
  • Wait for text patterns or terminal idle state
  • Resize the terminal and read cursor position
  • Works with any TUI framework or no framework

Use cases of Terminal UI DevTools

  • Automating interactions with terminal-based editors like vim
  • Testing TUI applications (Bubbletea, Textual, etc.)
  • Taking screenshots of terminal dashboards (htop, trend)
  • Simulating user input for terminal UI debugging
  • Integrating terminal apps into agent workflows

常见问题

1

How does Terminal UI DevTools compare to Chrome DevTools MCP?

What Chrome DevTools MCP is for the browser, tui-mcp is for the terminal. It provides the same kind of programmatic control but for terminal applications.

2

How do I install Terminal UI DevTools?

Run `claude mcp add --scope user tui-mcp -- npx tui-mcp` in your terminal.

3

What terminal emulator does it use internally?

It uses [xterm-headless](https://github.com/xtermjs/xterm.js) – the same terminal emulator that powers VS Code’s terminal, but without a DOM.

4

Does it work with any TUI framework?

Yes. It works with any TUI framework (Bubbletea, Textual, Ink, etc.) or no framework at all – vim, htop, ncurses, and more.

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