tc39-mcp

Name: tc39-mcp
Author: xyzzylabs

xyzzylabs

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.

接入配置

选择客户端，复制配置，再按项目文档补齐环境变量。

一键添加到 Cursor 一键添加到 VS Code

本地运行

claude mcp add tc39 -- npx -y tc39-mcp

~/.codex/config.toml

[mcp_servers.tc39]
command = "npx"
args = ["-y", "tc39-mcp"]

# codex mcp add tc39 -- npx -y tc39-mcp

~/.cursor/mcp.json

{
  "mcpServers": {
    "tc39": {
      "command": "npx",
      "args": [
        "-y",
        "tc39-mcp"
      ]
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "tc39": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "tc39-mcp"
      ]
    }
  }
}

~/.gemini/settings.json

{
  "mcpServers": {
    "tc39": {
      "command": "npx",
      "args": [
        "-y",
        "tc39-mcp"
      ]
    }
  }
}

claude_desktop_config.json

{
  "mcpServers": {
    "tc39": {
      "command": "npx",
      "args": [
        "-y",
        "tc39-mcp"
      ]
    }
  }
}

.trae/mcp.json

{
  "mcpServers": {
    "tc39": {
      "command": "npx",
      "args": [
        "-y",
        "tc39-mcp"
      ]
    }
  }
}

远程托管

claude mcp add --transport http tc39 https://mcp.xyzzylabs.ai/tc39/mcp