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Choose up to three servers. Compare what they do, how to connect and what has actually been checked.
| Compare servers | Tc39 MCP |
|---|---|
| Purpose | 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. |
| Authentication (maintainer declared) | Unknown |
| Public launch command | npx -y tc39-mcp |
| Configuration source | Public install instructions |
| Observed tools | Unknown |
| Last complete tool check | Unknown |
| License | MIT |
| Open setup |