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r33drichards/mcp-js

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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.

3 mentions on Hacker News by 1 person: 0 stories, 3 comments · first 2025-04-17 · latest 2026-03-01

Mentions per year 3 mentions · busiest year 2025 (2)
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  1. yep! thats the motivation behind https://github.com/r33drichards/mcp-js I want to be able to give agents access to computation in a secure way without giving them full access to a computer
    comment by someguy101010 · 2026-03-01 · in When does MCP make sense vs CLI?
  2. https://github.com/r33drichards/mcp-js mcp for running javascript locally and safely using v8
    comment by someguy101010 · 2025-05-20 · in Show HN: A MCP server to evaluate Python code in WASM VM using RustPython
  3. Nice! I'm working on a way to do this for javascript using v8 https://github.com/r33drichards/mcp-js . Right now this works but there is some significant jank.
    comment by someguy101010 · 2025-04-17 · in MCP Run Python