Tc39 MCP
未认领MCP for the TC39 specs (not affiliated with Ecma/TC39). SHA-pinned ECMA-262 + ECMA-402, AOID-aware search, cross-spec references, edition diffs, git history — read-only, deterministic, hosted-safe.
agentsai-toolsecma262ecma402ecmascriptintljavascriptlanguage-specmcpmodel-context-protocol