MCP Js
r33drichards62stars
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
- Transport
- stdio
- Status
- Local
Power your agent
Add this server
Install from the publisher. Not a PlugMCP endpoint.
Host a copy with our keys and logs.
No packaged release in the registry yet. Follow the repository README.
RepositoryPublisher installStep-by-step: add this in Claude
Remote URL or a command on your machine? How the two installs differ
Run on PlugMCP
Host a copy with our keys and logs.
A new server you create. It is not this listing's official endpoint. Use the publisher install when you want their URL and their credentials.
LaunchServer facts
Local- Transport
- stdio
- License
- AGPL-3.0
- Last checked
- 2026-10-26
- Stars
- 62
- Tools
- —
- Uptime
- —
Overview
About 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.
Tools
Tools
No tool list yet. Remote servers get one after the first health check.
FAQ
Questions
How do I install MCP Js?
Copy the stdio config for Cursor, Claude Desktop, Claude Code, or VS Code on this page. It uses the publisher's install, not a PlugMCP proxy.
Does MCP Js need an API key?
No required environment variable is listed on this record.
What transport does MCP Js use?
MCP Js runs locally over stdio.
When was MCP Js last checked?
Last checked 2026-10-26. 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.
From the publisher
Documentation
README is not crawled yet. Open the repository