Memory & Knowledge MCP Servers for ChatGPT

Bridge GitHub Copilot to claude-mem's observation database via MCP

Persistent memory for AI coding agents — MCP server for cross-session context

A local MCP memory server backed by markdown + JSON files, synced via git

Multi-layer agent-memory MCP server (working, episodic, semantic, procedural, affective) for Claude Code and any MCP client.

Git for your AI's context: local-first, deterministic memory over MCP. An elephant never forgets.

Feishu Wiki MCP Server - a Feishu knowledge base management tool.

Persistent knowledge-graph memory for AI agents, with local semantic search. No API keys.

Living knowledge graph for your repo: query with citations, remember/link facts, fact-check claims.

A knowledge graph memory server for MCP with multi-agent tenant isolation, tiered search, index navigation, and three transport modes

MCP server for knowledge base with Mastra.ai and pgvector

Cross-session memory for Claude over MCP — prioritised briefs, supersession, cross-project recall.

Fully local semantic memory for AI agents: search your notes and session logs from any MCP client, with embeddings served by Ollama

Graph-based memory system for LLMs with knowledge graphs and semantic search.

Persistent semantic key-value memory MCP server with ChromaDB backend

Self-hosted, Obsidian-compatible markdown memory vault so any MCP client reads and writes the same persistent context.

Persistent, zero-dependency AI memory using SQLite. Local-first, cross-tool portable.

Cross-client AI memory hub: agents share one SQLite memory.db via file-level pointers.

Indexed search, schema-checked writes and session hooks for a markdown notes vault

Minimal MCP server for the Notion private (internal) API

MCP server for AI-powered Obsidian note capture and vault management

MCP server for Obsidian — 39 tools, 100% REST API coverage