{"id":"mcp-js","name":"r33drichards/mcp-js","af_score":70.0,"security_score":49.0,"reliability_score":47.5,"what_it_does":"A Rust-based Model Context Protocol (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.","best_when":null,"avoid_when":null,"last_evaluated":"2026-03-21T21:57:38.519833+00:00","has_mcp":true,"has_api":true,"auth_methods":[],"has_free_tier":false,"known_gotchas":[],"error_quality":null}