tc39-mcp MCP Server
xyzzylabs/tc39-mcp
[](https://agentrank-ai.com/tool/xyzzylabs--tc39-mcp/?utm_source=badge&utm_medium=readme&utm_campaign=agentrank_badge) 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.
claude mcp add agentrank -- npx -y agentrank-mcp-server Overview
xyzzylabs/tc39-mcp is a TypeScript tool licensed under MIT. 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.
Ranked #8619 out of 24846 indexed tools.
Ecosystem
Score Breakdown
2 stars → early stage
Last commit 1mo ago → recently updated
No issues filed → no history to score
0 contributors → solo project
No dependents → no downstream usage
Weights: Freshness 20% · Issue Health 20% · Dependents 22% · Stars 10% · Contributors 8% · How we score →
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