rust-docs-mcp

概述

Rust-docs-mcp 是一个专业的 MCP 服务器，通过全面的文档访问、源码分析和依赖追踪，帮助 AI 代理探索和理解 Rust 包。它支持 crates.io、GitHub 仓库和本地文件系统等多种来源，具有工作区支持和离线缓存功能。该服务器实现了丰富的工具集，用于包检查，包括文档搜索、项目检查、依赖分析和模块结构可视化。

试试问 AI

装完之后，这里有 5 个你可以让 AI 做的事：

• cache_crate

  Download and cache a crate from various sources (cratesio, github, local)

  试试:Cache serde version 1.0.215 from crates.io试试:Cache a local crate from ~/projects/my-crate
• remove_crate

  Remove cached crate versions to free disk space

  试试:Remove cached version of serde试试:Clean up all cached crates
• list_cached_crates

  View all cached crates with versions and sizes

  试试:Show all cached crates试试:List my cached Rust crates
• list_crate_versions

  List cached versions for a specific crate

  试试:Show all cached versions of tokio试试:List versions of serde in cache
• get_crates_metadata

  Batch metadata queries for multiple crates

  试试:Get metadata for serde and tokio试试:Fetch info about all cached crates
• list_crate_items

  Browse all items in a crate with optional filtering

  试试:List all items in the tokio crate试试:Show all functions in serde
• search_items

  Full search with complete documentation

  试试:Search for async functions in tokio试试:Find all serialization methods in serde
• search_items_preview

  Lightweight search returning only IDs, names, and types

  试试:Find async functions in tokio (preview)试试:Search for serialization methods in serde (preview)
• get_item_details

  Get detailed information about specific items

  试试:Show details for tokio::spawn function试试:Get information about serde::Serialize trait
• get_item_docs

  Extract just the documentation string for an item

  试试:Show documentation for tokio::spawn试试:Get docs for serde::Serialize trait
• get_item_source

  View source code with configurable context lines

  试试:Show source of tokio::spawn function试试:Display source code for serde::Serialize with 5 context lines
• get_dependencies

  Analyze direct and transitive dependencies with filtering

  试试:Show dependencies of tokio crate试试:Get transitive dependencies of serde with version numbers

可对比工具

安装

curl -sSL https://raw.githubusercontent.com/snowmead/rust-docs-mcp/main/install.sh | bash

cargo install rust-docs-mcp

{
  "rust-docs": {
    "command": "/path/to/rust-docs-mcp",
    "transport": "stdio"
  }
}

FAQ

缓存目录位置在哪里？

默认情况下，包被缓存在 `~/.rust-docs-mcp/cache/`。您可以使用 `--cache-dir` 选项或设置 `RUST_DOCS_MCP_CACHE_DIR` 环境变量来自定义此位置。

如何访问私有 GitHub 仓库？

使用您的个人访问令牌设置 `GITHUB_TOKEN` 环境变量。这会将 GitHub API 速率限制从 60 提高到每小时 5,000 次请求。

Hacker News 讨论

开发者社区最近的相关讨论。

• Why rust-docs-MCP is the only MCP tool I like▲ 2💬 1
  帖子 by monadoid · 2025-11-02
• Show HN: I Built a Rust Docs MCP Server for Agents▲ 2
  帖子 by snowmead · 2025-06-20

rust-docs-mcp 对比