MCP Catalog
Browse 34 Model Context Protocol servers · Knowledge & Memory · GNU Affero General Public License v3.0Clear
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Open Library tools for books, openlibrary, library by UnClick.
Trivia tools for trivia, quiz, questions by UnClick.
Persistent memory and knowledge graphs for AI agents. Hybrid search, context checkpoints, and more.
Causal graph memory engine for AI agents with scoring, activation, and forgetting
Local-first memory for AI agents that reaches backward to find a failure's root cause.
Temporal memory for AI with decay and reinforcement. Two-layer storage (JSONL + Markdown).
A local typed-edge graph of people, projects, and decisions that externalises memory.
Local-first AI memory with knowledge graphs and hybrid search. 17+ AI tools via MCP. Free.
Zero-knowledge secret vault for AI agents: secrets injected into commands, never seen by the model
Self-hostable team wiki; agents read & write it via MCP; Atlas turns your repo into a cited wiki.