Memory & Knowledge MCP Servers for Codex CLI

Governed memory for AI agents. Memory with receipts. Local, plain files, zero network calls.

Durable, versioned memory for AI assistants. Remote memory needs a Pastepile subscription.

Persistent agent memory via ACMI — Profile/Signals/Timeline. 16 tools on Upstash Redis.

Persistent, verified memory for AI coding agents: recall, capture, guardrails, review queue.

Local-first second brain with semantic search. Markdown notes indexed by a local ML model.

ATLAS (Adaptive Task & Logic Automation System): An MCP server enabling LLM agents to manage projects, tasks, and knowledge via a

Local-first MCP server that exposes a Markdown vault through MCP.

Local-first memory — 100+ tools, 99.2% LongMemEval-S retrieval@8, hybrid search, GDPR, no cloud.

Your agents share what they learn. Semantik finds it by meaning, with no topic names to agree on.

Agent-agnostic persistent memory MCP server. Local-first: memories travel with your project.

Local MCP server for Obsidian Desktop via the official Obsidian CLI.

Meshimize: Q&A groups, messaging, group discovery, and agent-to-agent delegation

List, read, write, append, delete and search markdown pages in a SilverBullet space.

Unified SQLite Memory MCP Server for Claude Code ecosystem - Memory, Skills, Context, Failures

Local-first MCP server: Claude searches, asks & drafts from your Obsidian vault. 21 tools, no keys.

Zero-dependency MCP server that gives AI agents a self-updating project memory in AGENTS.md. Returns merge instructions instead of mutating

AI memory service for Claude Code — on-demand context injection with metacognition

Persistent memory for AI agents — saves and searches knowledge across sessions

Read and write a personal knowledge graph, the Polarity exocortex, from any LLM client.

Datacore MCP server — The Software of You

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