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Free developer MCP servers

10 developer MCP servers you can start using for free, including free plans and open-source options.

Every pick below was checked on its official site. Pricing changes, so confirm the current plan before you rely on it.

MCP reference servers

Developer MCP servers

The official reference MCP servers: Everything, Fetch, Filesystem, Git, Memory, Sequential Thinking and Time.Open source
GitHub MCP Server

Developer MCP servers

GitHub’s official MCP server for repositories, issues, pull requests and Actions.Open source
Context7

Developer MCP servers

Up-to-date library documentation for AI coding agents, from Upstash.Open source + hosted
Sentry MCP

Developer MCP servers

Sentry’s agentic tooling, including a hosted MCP server.Open source + hosted
Docker MCP Gateway

Developer MCP servers

The docker mcp CLI plugin and gateway for running MCP servers in containers.Open source
Serena

Developer MCP servers

An MCP toolkit for coding with semantic retrieval and editing.Open source
Desktop Commander MCP

Developer MCP servers

An MCP server that gives Claude terminal control, file search and diff editing.Open source
Hugging Face MCP Server

Developer MCP servers

Connect your assistant to the Hugging Face Hub, Spaces and papers.Open source + hosted
Postman MCP Server

Developer MCP servers

Connects AI agents to your Postman collections, OpenAPI specs and environments.Open source
MCP for Blender

Developer MCP servers

A community plugin that lets an LLM create and edit 3D scenes in Blender over MCP.Open source

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