mcp-js

MCP server that exposes a V8 JavaScript runtime as a tool for AI agents like Claude and Cursor. Supports persistent heap snapshots via S3 or local filesystem, and is ready for integration with modern AI development environments.

{
  "mcpServers": {
    "mcp-js": {
      "command": "cargo",
      "args": [
        "run",
        "--",
        "mcp-js"
      ]
    }
  }
}

claude mcp add mcp-js cargo run -- mcp-js

{
  "mcpServers": {
    "mcp-js": {
      "command": "cargo",
      "args": [
        "run",
        "--",
        "mcp-js"
      ]
    }
  }
}