MCP Catalog

dev.citadeldb/mcpOfficial

Encrypted-first embedded database with vector search and agent memory, exposed as MCP tools

io.github.Ataraxy-Labs/semOfficial

Entity-level code intelligence: semantic diff, impact analysis, blame, and context for AI agents

io.github.DioNanos/mcp-memory-rsOfficial

Local-first agent memory: versioned JSON categories, BM25 search, per-device ACL, fleet sync.

io.github.DioNanos/mcp-vl-msa-rsOfficial

Searchable agent memory: BM25 corpus recall, original-text injection, remember/forget capsules.

io.github.Vortx-AI/ememOfficial

Content-addressed, ed25519-signed memory of every place on Earth. Apache-2.0, no keys for reads.

io.github.alphaonedev/ai-memoryOfficial

Persistent memory for any AI — zero token cost until recall

io.github.anvanster/temperaOfficial

Persistent episodic memory for AI coding: capture, retrieve, brief, dream cycle, cross-project.

io.github.emcd/nb-mcp-serverOfficial

MCP server wrapping the nb CLI for LLM-friendly note-taking

io.github.jamjet-labs/engram-serverOfficial

Durable memory for AI agents: fact extraction, hybrid retrieval, temporal graph. SQLite/Postgres.

io.github.nnar1o/kg-mcpOfficial

Local knowledge graph memory MCP server for AI assistants.

io.github.teflon07/memkeeperOfficial

Local-first memory for AI agents: on-device hybrid retrieval over a single SQLite file.

io.github.varun29ankuS/shodh-memoryOfficial

Cognitive memory for AI agents — semantic search, Hebbian learning, knowledge graphs.

io.github.ynishi/outline-mcpOfficial

Tree-structured knowledge base as an MCP server