Memory & Knowledge MCP Servers for Codex CLI

Memlink — MCP server for persistent AI agent memory. Self-hosted, one URL, no cloud.

MCP server for memopaper — cross-device memo buffer

This is an MCP server for retrieving all files in the memory-bank directory at once. Its purpose is to reduce AI tool invocation frequency

MCP server for MongoDB-native memory bank management (Fork with enhanced MongoDB features)

Git-synchronized memory system for AI agents

MCP server for MenteDB, persistent memory for AI agents

MCP server that persistently tracks ideas from conversations and builds a mindmap

MCP Server for Agent Synch - Global Memory Bank for AI Agents

MCP Server for Memory of Agents (MOA) API - Memory Management & Intelligent Memory endpoints only

MCP server for Ninetn API integration

Lightweight, read-only Notion MCP Server optimized for token efficiency

Obsidian MCP Server - Community Edition by HSL

Extended MCP server wrapping the Obsidian CLI — 82 tools for full vault control

Memory for AI agents that tracks beliefs over time and surfaces contradictions

MCP server for full CRUD operations on a Memos instance

MCP server for memory management with long-term and short-term memory capabilities using local database

ourmem MCP Server — persistent memory for Cursor, VS Code, Claude Desktop, and any MCP client

The knowledge server for AI agents — index docs, code, Notion, Slack, and Discord into searchable, agent-accessible knowledge via MCP

Cross-project knowledge graph for MCP — map features across mobile, backend, and admin codebases.

MCP server that adds RAG-powered AI chat to any website. One command from Claude Code.

MCP server: the verified, opinion-decorated map of Shopify Editions Spring '26. By Rick Watson / RMW Commerce.