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Sibyl Memory: Durable, file-based long-term memory for AI agents. It is listed under Development & Code on AI Registry as a free tool.
The tools below are approved listings in the same category, ordered by how closely their tags match Sibyl Memory. This is an automatic list. We have not written a researched verdict for Sibyl Memory yet, so treat it as a shortlist and check each vendor's pricing page before switching.
Built from each tool's listing. Vendors can update their own listing after claiming it.
Give your AI a real, persistent memory.
AI Memory Vault is a free memory system for Claude Code published by the creator behind jaredrhod, who shares practical AI setups for business owners. The vault is a folder of plain text files on your own computer: Claude Code reads it at the start of every conversation and writes to it as you work, so the assistant ke...
Persistent Agent Workspace — AI agents that remember, collaborate, and never start from zero.
AIPass is a persistent agent workspace that sits inside a project folder and gives Claude Code agents memory and coordination between sessions. Instead of re explaining a project each time a terminal opens, an agent reads its own memory files, knows its role, and resumes where it left off. It suits developers who run ...
Caura (formerly MemClaw) — governed shared memory for AI agent fleets.
Caura is a governed memory service for fleets of AI agents. It gives every authorised agent in a tenant one persistent, shared memory, so knowledge learned by one agent is available to the agents that follow, while enforcing scope, policy, isolation and audit on every read, write and delete. The product was previously ...
Turns corrections into Preferences, Project-specific skills, and Shared skills for Claude Code, Codex, and OpenCode.
Claude Smart is a Claude Code plugin from Reflexio that makes Claude Code improve with use by turning the developer's corrections and successful execution paths into rules it follows in later sessions. Rather than replaying transcripts or summaries of past conversations, it distills what happened into compact, deduplic...
The agent harness performance optimization system.
ECC is an agentic engineering toolkit that acts as an operating layer for AI coding agents. It gives agents a shared way to work across tools through skills, hooks, a planning canvas, unified memory, compute workflows and a security scanner called AgentShield. The toolkit is open source and installs natively as a plugi...
Open Source Implementation of Karpathy's LLM Wiki.
LLM Wiki is a free, open source implementation of the knowledge base pattern described by Andrej Karpathy, in which a language model compiles and maintains a structured wiki from raw source material. Users upload documents, and the wiki is built and kept up to date through Claude. The site describes three layers. Raw ...