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Eidos: A single-file relational spreadsheet for you and your agent. 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 Eidos. This is an automatic list. We have not written a researched verdict for Eidos 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.
Local-first, governed AI agent runtime for Python — embed it in your app, or run it as a CLI or ACP server.
Agentao is an embeddable agent runtime for Python. A developer imports it into an application and gets a stateful, tool using assistant running in process, and the same runtime can also run as a command line tool or as an Agent Client Protocol server, so hosts written in other languages can drive it without reimplement...
Git for MongoDB — branch, time-travel, and undo your data.
Argon is open source branching and merge for MongoDB, built for AI agents. It gives each agent its own branch of the data, checked out as a real MongoDB database, so the agent can test changes, look back at earlier states and propose edits that a person reviews as a diff before merging anything into the main data. It ...
AI conversations that actually remember.
Basic Memory is an open source knowledge base and memory layer for AI tools, built around the Model Context Protocol. Conversations, decisions, notes and research are stored as plain Markdown files that form a knowledge graph, and a full text, semantic and graph index sits on top so that an AI assistant can search and ...
AI assistant in Telegram that remembers everything and helps you run your life.
Iva is an open source, self hosted personal AI assistant that lives in Telegram. Users talk to it by text, voice note, photo or document, and it files, remembers and acts on what it receives. It is built by Majento, a software company the vendor describes as based in Tashkent, Uzbekistan, and is built on eve. Memory i...
Open-source desktop AI agent for tools, files, knowledge, workflows, and real deliverables.
PINVOU is an AI assistant for local models, built by a company that also sells MegaCube, a desktop class AI computer that the site notes is an H3C product. The PINVOU assistant connects models, tools, files, knowledge and workflows, so a user can start a task in natural language and receive finished outputs such as edi...
Shared memory for AI agents
PLUR is an open standard and toolkit for persistent AI agent memory. It gives coding agents one shared memory that carries across tools, models and sessions, so a correction made in Claude Code is already known to Cursor, and a pattern learned by a subagent is available to an orchestrator on its next run. Memory is st...