MCP.so
Sign In

MCP Auth Node.js SDK

@mcp-auth

Repository

About MCP Auth Node.js SDK

🔐 Plug-and-play auth for Node.js MCP servers.

#nodejs#oauth2#typescript#authentication#mcp#authorization#oidc#mcp-server#modelcontextprotocol

Config

No standard config provided

This server doesn't expose a parseable MCP config block in its README. See the repository for install instructions.

Repository

Tools

No tools detected

We auto-extract tools from the README. The maintainer can list them under a ## Tools heading to populate this section.

Overview

What is MCP Auth Node.js SDK?

MCP Auth Node.js SDK is a library that implements OAuth 2.1 and other required RFCs for the Model Context Protocol (MCP) specification. It lets developers connect MCP servers to a trusted OAuth provider with minimal code.

How to use MCP Auth Node.js SDK?

Install the package via npm install mcp-auth (or pnpm/yarn). Then follow the full guide in the documentation. Check the MCP-compatible providers to see which providers are supported.

Key features of MCP Auth Node.js SDK

  • Implements OAuth 2.1 and related RFCs for MCP
  • Connects to supported trusted providers in a few lines of code
  • Includes a tool for real-time provider compatibility checking
  • Published on npm with zero-dependency bundle option
  • Open source under a permissive license

Use cases of MCP Auth Node.js SDK

  • Add OAuth 2.1 authentication to an MCP server
  • Quickly prototype MCP server authorization without writing auth from scratch
  • Integrate MCP servers with existing OAuth providers
  • Validate provider compatibility against MCP requirements

FAQ from MCP Auth Node.js SDK

What does MCP Auth do vs implementing OAuth from scratch?

Instead of spending weeks implementing the MCP spec’s OAuth 2.1 requirements, MCP Auth lets you use a few lines of code to connect to a supported provider.

What dependencies or runtime does it require?

The SDK is installed via npm and runs on Node.js. You can use any package manager like npm, pnpm, or yarn.

Where does authentication data live?

— (not mentioned in README)

Are there known limitations or unsupported flows?

— (not mentioned in README)

Frequently asked questions

What does MCP Auth do vs implementing OAuth from scratch?

Instead of spending weeks implementing the MCP spec’s OAuth 2.1 requirements, MCP Auth lets you use a few lines of code to connect to a supported provider.

What dependencies or runtime does it require?

The SDK is installed via npm and runs on Node.js. You can use any package manager like npm, pnpm, or yarn.

Where does authentication data live?

— (not mentioned in README)

Are there known limitations or unsupported flows?

— (not mentioned in README)

Comments

Basic information

Category

Developer Tools

License

MIT license

Transports

stdio

Author

mcp-auth

More Developer Tools MCP servers

TaskerArmy Agent

TaskerArmy

Ask Claude or ChatGPT what Shopify theme optimization tasks are pending on your store, a remote MCP server for TaskerArmy Agent accounts.

mcp-excalidraw

yctimlin

MCP server and Claude Code skill for Excalidraw — programmatic canvas toolkit to create, edit, and export diagrams via AI agents with real-time canvas sync.

2.1K

Moxie Docs

Jackalope-Dev

Automated codebase documentation for GitHub: searchable docs, MCP context for AI agents, doc drift detection, and Friday Cleanup PRs.

1

OpenSumi

opensumi

A framework helps you quickly build AI Native IDE products. MCP Client, supports Model Context Protocol (MCP) tools via MCP server.

3.6K

DevDocs by CyberAGI 🚀

cyberagiinc

Completely free, private, UI based Tech Documentation MCP server. Designed for coders and software developers in mind. Easily integrate into Cursor, Windsurf, Cline, Roo Code, Claude Desktop App

2.1K