tc39-mcp
Independent MCP server for the TC39 specs (ECMA-262 + ECMA-402): clauses, search, diffs, history.
Ready: ReadySecurity: SecureAuth: No authSetup: Openmcp_servermcp
Use it
- Endpoints
- https://mcp.xyzzylabs.ai/tc39/mcp streamable-http
- https://tc39-mcp.chicoxyzzy.workers.dev/mcp streamable-http
- Packages
- npm: tc39-mcp 0.6.0
npx -y tc39-mcp
- npm: tc39-mcp 0.6.0
- Instructions
- Use the MCP protocol over streamable-http.
- No authentication metadata was declared; the endpoint may still require credentials.
Version history
VersionStatusPublished
0.6.0LatestactiveJun 29, 2026
0.5.0LatestactiveJun 28, 2026
0.4.1LatestactiveJun 25, 2026
0.4.0activeJun 6, 2026
0.3.1activeJun 5, 2026
0.3.0activeJun 3, 2026
0.2.0activeJun 3, 2026
0.1.9activeJun 2, 2026
0.1.8activeJun 2, 2026
0.1.7activeJun 2, 2026
0.1.6activeJun 2, 2026
0.1.5activeJun 2, 2026
0.1.4activeJun 1, 2026
0.1.3activeMay 31, 2026