JSR-MCP Server

Name: JSR-MCP Server
Author: sigmaSd

@sigmaSd

代码仓库

关于 JSR-MCP Server

A Model Context Protocol (MCP) server that provides access to JSR (JavaScript Registry) module documentation.

基本信息

分类

其他

运行时

node

传输方式

stdio

发布者

sigmaSd

配置

使用下面的配置,将此服务器添加到你的 MCP 客户端。

{
  "mcpServers": {
    "jsr-mcp": {
      "command": "deno",
      "args": [
        "run",
        "-A",
        "server.ts"
      ]
    }
  }
}

工具

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概览

What is JSR-MCP Server?

JSR-MCP Server is a Model Context Protocol (MCP) server that provides access to JSR (JavaScript Registry) module documentation. It uses Deno's document API to fetch and serve module documentation on request. This server is intended for developers and AI coding assistants that need to look up JavaScript/TypeScript API docs via the MCP protocol.

How to use JSR-MCP Server?

Run the server with deno run -A server.ts to start. Once running, clients can invoke the single tool jsr_docs with a module parameter (e.g., @std/path) to retrieve that module's documentation.

Key features of JSR-MCP Server

Provides a simple MCP-based interface for JSR module documentation.
Exposes a single tool: jsr_docs for retrieving module documentation.
Uses Deno's document API to fetch documentation.
Returns documentation in plain text format.

Use cases of JSR-MCP Server

Retrieving documentation for any JSR module (e.g., @std/path) in an AI coding assistant.
Integrating JSR module docs into a chat-based IDE like Zed.
Automating documentation lookups for JavaScript/TypeScript projects using MCP tools.
Enabling LLM agents to access up-to-date API documentation for JSR packages.

FAQ from JSR-MCP Server

What tool does this server expose?

It exposes a single tool called jsr_docs that clients can use to request documentation for any JSR module.

What parameters does `jsr_docs` accept?

It accepts a required string parameter module which is the name of the JSR module to document (e.g., @std/path).

What does `jsr_docs` return?

It returns the documentation for the specified module in plain text format.

What runtime is required to run this server?

The server requires Deno and is started with deno run -A server.ts (all permissions).

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