Apps similar to Engram Alpha include Claude-Mem, which is free and open source. Other options are LedgerMind , Mem0, Memoir and SAME (Stateless Agent Memory Engine). You can choose from more than 10 Large Language Model (LLM) Tools like Engram Alpha 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
Long-term memory for Claude AI. Personalize Claude's responses with information from your past interactions.
ChainMemory gives AI agents persistent memory that belongs to the user, not the vendor. Save a memory in ChatGPT and recall it in Claude, Gemini, Perplexity or Copilot via Chrome extension, MCP server, or REST API.
An AI assistant that permanently stores user corrections and preferences, applying them across every future session and project to eliminate repeated teaching, personalize outputs for creators, students, developers, teams, and maintain reliable consistency.
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
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
Lians is an open-source memory and decision-evidence layer for AI agents. It lets agents remember facts, recall current information, reconstruct what was known at a past point in time, inspect conflicts and lineage, and delete or export stored memory.
The knowledge base for ChatGPT and Claude. Save notes once, connect via MCP, stop re-explaining context every conversation.
BelgiumEU
Give your AI a soul
Alma is a persistent memory layer for AI. Your conversations build knowledge over time — preferences, facts, decisions, patterns. Every interaction makes your AI smarter, more personal, more yours.
Italy
United States
