Terminal UI DevTools

Name: Terminal UI DevTools
Author: nvms

@nvms

Terminal UI DevTools について

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

基本情報

カテゴリ

開発者ツール

トランスポート

stdio

公開者

nvms

投稿者

Jonathan Pyers

設定

以下の設定を使って、このサーバーを MCP 対応クライアントに追加してください。

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

ツール

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

概要

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

FAQ from Terminal UI DevTools

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.

How do I install Terminal UI DevTools?

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

What terminal emulator does it use internally?

It uses xterm-headless – the same terminal emulator that powers VS Code’s terminal, but without a DOM.

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.

Can I send

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