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Package Registry MCP for npm, PyPI, Cargo and NuGet

Development teams that choose or check third-party packages across several ecosystems.

  • Recommendedour rating
  • 39gitHub stars
  • MITlicence
  • 10 months agolast update
claude mcp add package-registry -- npx package-registry-mcp
README.md

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What it does

Package Registry MCP is a Model Context Protocol server that lets AI assistants search npm, Cargo, PyPI and NuGet packages. It retrieves current package information from those registries, so answers reflect the latest published details. It runs through npx and works with clients such as Claude, Cursor and Copilot.

Use cases

  1. 01Comparing packages for a new feature
  2. 02Checking the latest version of a library
  3. 03Looking up package details for a dependency review

Questions about
Package Registry MCP for npm, PyPI, Cargo and NuGet.

What is Package Registry MCP for npm, PyPI, Cargo and NuGet used for?

Development teams that choose or check third-party packages across several ecosystems. Package Registry MCP is a Model Context Protocol server that lets AI assistants search npm, Cargo, PyPI and NuGet packages. It retrieves current package information from those registries, so answers reflect the latest published details. It runs through npx and works with clients such as Claude, Cursor and Copilot.

How do I install Package Registry MCP for npm, PyPI, Cargo and NuGet?

Run this in your terminal: claude mcp add package-registry -- npx package-registry-mcp

Is Package Registry MCP for npm, PyPI, Cargo and NuGet open source?

Yes. The code is on GitHub (Artmann/package-registry-mcp) under the MIT licence.

Is Package Registry MCP for npm, PyPI, Cargo and NuGet safe to use?

It passed our automatic scan for credential theft, hidden instructions and risky install commands. Third party open source software. Sabemos AI does not maintain it. Check the code and permissions before you connect it to company data.