tc39-mcp for Zed
io.github.xyzzylabs/tc39-mcp
Independent MCP server for the TC39 specs (ECMA-262 + ECMA-402): clauses, search, diffs, history.
client:Zed
transport:streamable-http
runtime:npm
tools:17
Install tc39-mcp in Zed
~/.config/zed/settings.json · windows: %APPDATA%\Zed\settings.json
{
"context_servers": {
"tc39-mcp": {
"url": "https://mcp.xyzzylabs.ai/tc39/mcp"
}
}
}Merge this into your existing settings object — do not replace the file. Zed docs