MCP Servers
63,071 MCP servers for AI apps. Filter by category, badge and popularity.
Memory & Knowledge
MCP server that exposes 70 tools spanning cognitive memory, working memory, sessions, agents, the L0–L3 knowledge hierarchy, orchestration tasks, and training pipelines. The server speaks stdio and is consumed by Claude Desktop, Claude Code, OpenCodex, and any MCP-aware client.
GST Cranes Public Discovery MCP is a read-only public discovery server for GST Cranes, a worldwide B2B marketplace for used mobile and crawler cranes. It exposes public documentation, OpenAPI, marketplace, wanted-ad, and Crane Wiki / Atlas discovery resources for AI agents.
Self-hosted long-term memory for AI agents. An MCP server that gives agents persistent, hierarchical recall (L0–L3) over pgvector — retain preferences, decisions and observations, then recall them by topic across sessions. MIT, clone-and-run, requires Postgres + pgvector.
IndustryLens is a competitive-intelligence platform that tracks pricing, positioning, ads, hiring, reviews and more across B2B SaaS markets. Its public MCP server lets any MCP-aware AI tool (Claude, Cursor, etc.) browse published intelligence reports and competitor comparisons
New to MCP?
From what the protocol is to installing your first server, these answers cover most first questions.
An open protocol that defines how AI applications connect to external tools and data in a uniform way. Clients talk to the model; MCP servers provide tools, resources and prompt templates. They exchange standard messages, so one server can be reused by many clients.
