Best open-source MCP libraries & SDKs for enterprise

Open-source Model Context Protocol servers and SDKs that connect AI assistants to tools, data and APIs.

Filters · 3 Enterprise, MCP servers, Library / SDK

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Personal6Enterprise4

Purpose

AI & LLM tooling124Agents & frameworks32Local inference8RAG & vector DBs28Coding assistants2Evals & observability7Agent skills3MCP servers4Developer tools175Web frameworks96Databases & backends15Editors & IDEs3API tools13Self-hosted apps4Notes & docs4Automation16Data & analytics22Infra & DevOps5Security & identity5Communication8Media & photos17Design & creative39

Runs on

Web0Docker / self-host4Desktop0Mobile0CLI9Library / SDK4Extension / plugin1

License

Permissive3Copyleft0Source-available0Other / custom1

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Has live demo0Commit in last 90 days4

4 projects

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F

FastMCPPrefectHQ/fastmcp

Fast, Pythonic way to build MCP serversPersonalEnterpriseMCP serversDeveloper toolsLibrary / SDK★ 28kApache-2.0commit 10 hours ago

81worth

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M

MCP Python SDKmodelcontextprotocol/python-sdk

Official Python SDK for MCP servers and clientsPersonalEnterpriseMCP serversLibrary / SDK★ 24kMITcommit 14 hours ago

81worth

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C

ComposioComposioHQ/composio

Toolkits and auth for AI agentsPersonalEnterpriseAgents & frameworksMCP serversLibrary / SDK★ 30kMITcommit 22 hours ago

80worth

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M

MCP TypeScript SDKmodelcontextprotocol/typescript-sdk

Official TypeScript SDK for MCP servers and clientsPersonalEnterpriseMCP serversLibrary / SDK★ 14kcommit 17 hours ago

74worth

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