Apps similar to Memoir include Tolaria, which is free and open source. Other options are Mnemosyne OS, Claude-Mem, LedgerMind and Qarinah. Large Language Model (LLM) Tools like Memoir are a crowded field, with more than 25 alternatives for the web, Mac, Windows, Linux and self-hosting.
Maximem Synap is a managed long-term memory layer for AI agents. It stores what an agent learns across sessions and returns the relevant parts at inference time, instead of re-sending an entire conversation history into the context window.
Haki gives any AI agent a memory that lasts for months dated, sourced, and provable. Self-hosted on your own Postgres, Apache-2.0, no amputated edition.
Mali
Every AI agent forgets the moment a session ends, and you become its memory: re-explaining the project, the conventions, what was already tried. brethof-brain is the memory instead.
Poland
EU
The knowledge base for ChatGPT and Claude. Save notes once, connect via MCP, stop re-explaining context every conversation.
BelgiumEU
MemoryPlugin gives AI the ability to remember you — your preferences, history, and context — across chats and tools. No more starting from zero. Enjoy smarter, faster, and more useful conversations that help you accomplish more.
Open-source, self-hosted MCP server for project intelligence, semantic search, context engineering, and persistent agent memory for AI coding agents.
Switzerland
A cognition aware database engine for AI agent memory. Purpose built in Rust with WAL, HNSW, knowledge graphs, and speculative context pre assembly. Not a wrapper, a ground up storage engine that thinks.
United States
MUSE gives AI coding agents (Claude Code, OpenClaw, Cursor, Windsurf, Gemini CLI, Codex) persistent cross-session memory and multi-role governance — all through plain Markdown files.
Taiwan
Long-term memory for Claude AI. Personalize Claude's responses with information from your past interactions.
Tracebrain turns your conversation into your memory: what you're working on, what you promised, and everyone who matters. In a vault of your own. Usable by any AI you choose.
Ukraine
Australia
