r33drichards

mcp-js

Name: r33drichards/mcp-js
Author: r33drichards

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.

MCP Servers43 stars8 forks● Rust0BSDUpdated 17d ago

ClaudeWave Trust Score

74/100

· OK

Passed

✓License: 0BSD
✓Actively maintained (<30d)
✓Clear description
✓Mature repo (>1y old)

Last scanned: 4/14/2026

Install in Claude Desktop

Method detected: Manual

{
  "mcpServers": {
    "mcp-js": {
      "command": "node",
      "args": ["/path/to/mcp-js/dist/index.js"]
    }
  }
}

1. Copy the snippet above.

2. Paste into ~/Library/Application Support/Claude/claude_desktop_config.json (Mac) or %APPDATA%\Claude\claude_desktop_config.json (Windows).

3. Replace any <placeholder> values with your API keys or paths.

4. Restart Claude Desktop. The MCP server appears automatically.

💡 Clone https://github.com/r33drichards/mcp-js and follow its README for install instructions.

About

MCP Servers overview

README preview not available. Visit the repo on GitHub for full documentation.

Frequently asked

What people ask about mcp-js

What is r33drichards/mcp-js?

r33drichards/mcp-js is mcp servers for the Claude AI ecosystem. 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. It has 43 GitHub stars and was last updated 17d ago.

How do I install mcp-js?

You can install mcp-js by cloning the repository (https://github.com/r33drichards/mcp-js) or following the README instructions on GitHub. ClaudeWave also provides quick install blocks on this page.

Is r33drichards/mcp-js safe to use?

Our security agent has analyzed r33drichards/mcp-js and assigned a Trust Score of 74/100 (tier: OK). See the full breakdown of passed checks and flags on this page.

Who maintains r33drichards/mcp-js?

r33drichards/mcp-js is maintained by r33drichards. The last recorded GitHub activity is from 17d ago, with 7 open issues.

Are there alternatives to mcp-js?

Yes. On ClaudeWave you can browse similar mcp servers at /categories/mcp, sorted by popularity or recent activity.

1-click deploy

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Ship this repo to production in minutes. Each platform spins up its own environment with editable env vars.

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