Memory & Knowledge MCP Servers

Self-curating agent memory kept honest by survival-based selection over measured outcomes.

🧠 Elasticsearch-powered MCP server with hierarchical memory categorization, intelligent auto-detection, and batch review capabilities

Usage-adaptive Obsidian vault search: Hebbian + PageRank + BM25 hybrid ranking.

Hebbrix MCP server — long-term memory and knowledge graph for any MCP-compatible agent (Claude Desktop, Cline, Cursor, etc.)

Stratified memory for synthetic intelligences

CLI tool for parsing .kgn/.kge files, ingesting them into a PostgreSQL knowledge graph DB, and generating AI agent context packages via

Local-first personal knowledge base. Cited answers from your vault via vector + graph retrieval.

Persistent AI memory using a SQLite database with a knowledge graph.

AI-native structured memory for agents (MCP). Built for agents, not humans.

MCP server with RAG for llms.txt documentation

100% local RAG for Obsidian, Zotero, and Claude Code — LightRAG + Ollama + MCP

Semantic search engine for markdown documents. MCP server with multi-provider embeddings and Milvus vector storage.

Persistent, self-evolving memory for Claude Code — local-first, browsable Obsidian vault.

MCP stdio server that manages local memory.md with dedupe/merge/cleanup.

MCP Server for micro-app knowledge base

Temporal memory for AI with decay and reinforcement. Two-layer storage (JSONL + Markdown).

Self-hosted hybrid memory & retrieval for AI apps: semantic + BM25 + temporal + graph recall over Qdrant/Memgraph, RRF fusion, 8-stage

Source-grounded memory layer for AI agents — cites its sources, says "I don't know" when it lacks evidence, and corrects superseded facts

MCP-server that implements memory stored in MongoDB

MCP server that lets any agent query a remote oG-Memory knowledge base with just OGMEM_API_URL + OGMEM_API_TOKEN

Memory health monitor for OpenClaw — diagnose, guard, and remediate your agent's memory