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Js Reverse MCP

Js Reverse MCP is an MCP server that adds web browsing tools to AI assistants such as Claude Desktop, Claude Code and Cursor. AI Agent-first JS 逆向 MCP Server：有头 Chrome 调试、断点、网络/WebSocket 分析、Patchright 反检测，可选 CloakBrowser。. It has 3,001 GitHub stars, is released under the Apache-2.0 license and runs locally with npx -y js-reverse-mcp.

github.com/zhizhuodemao/js-reverse-mcp (opens in a new tab)

Data as of from the GitHub API; description from the project's repository. Report an error

View on GitHub (opens in a new tab)

Install Js Reverse MCP

Generated from the server's published package. Replace your-value with your own values.

Claude Desktop

claude_desktop_config.json
{
  "mcpServers": {
    "js-reverse-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "js-reverse-mcp"
      ]
    }
  }
}

Settings > Developer > Edit Config. macOS: ~/Library/Application Support/Claude/, Windows: %APPDATA%\Claude\. Restart Claude Desktop afterwards.

Claude Code

claude mcp add --transport stdio js-reverse-mcp -- npx -y js-reverse-mcp

Cursor

.cursor/mcp.json
{
  "mcpServers": {
    "js-reverse-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "js-reverse-mcp"
      ]
    }
  }
}

Project file; use ~/.cursor/mcp.json to enable it in every project.

VS Code

.vscode/mcp.json
{
  "servers": {
    "js-reverse-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "js-reverse-mcp"
      ]
    }
  }
}

Config formats checked against the official docs on Oct 7, 2026: modelcontextprotocol.io (opens in a new tab), code.claude.com (opens in a new tab), cursor.com (opens in a new tab), code.visualstudio.com (opens in a new tab).

About Js Reverse MCP

AI-first / AI-native 的 JavaScript 逆向工程 MCP Server，让你的 AI 编码助手（如 Claude、Cursor、Copilot）能够像分析师一样持续调试、定位、保存和复盘网页中的 JavaScript 行为。

  • anti-detection
  • browser-automation
  • cdp
  • chrome-devtools
  • debugging
  • javascript
  • mcp
  • mcp-server
  • patchright
  • reverse-engineering

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FAQ

Js Reverse MCP FAQ

Still curious? Email info@appsgit.com.

How do I install the Js Reverse MCP MCP server?

Add the command npx -y js-reverse-mcp to your MCP client: put it in claude_desktop_config.json for Claude Desktop, run claude mcp add for Claude Code, or add it to .cursor/mcp.json (Cursor) or .vscode/mcp.json (VS Code). The snippets on this page are ready to paste.

Is Js Reverse MCP free?

The server is open source under the Apache-2.0 license, so running it is free. It does not declare any required API key.

Is Js Reverse MCP actively maintained?

The most recent commit was on Sep 3, 2026. The latest release is v4.0.5, published Sep 3, 2026. appsgit only lists MCP servers with a commit in the last six months.