grex (MCP Server)

GitHub

A command-line tool and Rust library with Python bindings for generating regular expressions from user-provided test cases

Claude Desktop Configuration

Add to ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "grex": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-grex"
      ]
    }
  }
}