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17+Top MCP Registries, Directories & Marketplaces Curated for Agent Development (2025)
A Curated Guide to MCP Server Registries, Marketplaces, and Open-Source Directories
As Model Context Protocols (MCPs) gain traction across the AI ecosystem, the need for reliable, discoverable, and well-documented servers has never been greater.
What started as a niche standard for sharing model context has quickly evolved into a backbone for agent interoperability, tool integrations, and real-time inference workflows.
To keep pace with this growth, a variety of directories and registries have emerged — ranging from open-source community lists to enterprise-grade marketplaces — each helping developers and organizations navigate the expanding MCP landscape.
Below is a curated list of 17 sources where you can find, evaluate, and integrate MCP servers tailored to your needs.
Primary Directories and Registries
Official MCP Open-Source Project
Official GitHub repository with 20k+ stars. Core documentation and implementation examples maintained by the MCP team.
