Source-backed feature comparison of memory systems for AI coding agents. No affiliation, no marketing — just facts from public docs.

A persistent local memory for AI, LLMs, or Copilot in VS Code.

The native macOS & iOS app for browsing AI agent memory files — Claude Code, OpenClaw, Codex, Cursor, Gemini

The best-benchmarked open-source AI memory system. And it's free.

Next-gen AI memory layer with importance scoring, temporal decay, hierarchical memory, and YMYL prioritization

Local-first AI memory MCP server — query your ChatGPT, Claude Code, Cursor & Codex history from any LLM. DuckDB+parquet.

Local-first AI memory you can see, edit, and override — portable across Claude Code, Codex, Cursor, Windsurf, and other MCP coding tools.

💎 LaPis — Local AI memory for coding agents. Persistent SQLite memory for Pi, Claude Code, Hermes & MCP.

🧠 Self-hosted, privacy-first MCP server for long-term AI memory — save, search & summarize Claude/ChatGPT chat history locally. No cloud, no database.

Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory across sessions with a self-hosted knowledge graph engine.

Agentic AI memory with Ebbinghaus forgetting curve decay. +16pp better recall than Mem0 on LoCoMo.

Lightweight Long-Term Memory for LLM Agents.

Local-first 3-in-1 AI memory layer & MCP server for Claude Code, Codex, Grok, Gemini, VS Code and Cursor. Fuses session history, codebase indexing & concept graphs in SQLite. Enables zero-cloud, privacy-first context & instant recall, supports multi-agent swarms.

Macro is a unified workspace for teams: email, chat, docs, tasks, agents, calls, and CRM — @-linked together with shared AI memory.

Local-first persistent agentic memory powered by Recursive Memory Harness (RMH). Open source must win.

Growing Expertise for Coding Agents — structured expertise files that accumulate over time, live in git, work with any agent

Your Personal AI OS

Memory server for llms that can be easily integrated to any client.

A lightweight, Git-backed permanent memory for AI agents.

Collective intelligence runtime for AI agents. Knowledge graph + persistent memory.

Correction-first persistent memory for AI agents. MCP server + SDK + CLI. Compounds across sessions.

Universal memory runtime for AI agents

Persistent memory for AI coding agents

Memory that learns what works.