Looking to replace AutoGPT with something free and open-source? These 10 tools are the best open alternatives in 2026 — most are self-hostable, so you keep full control of your data and pay no subscription.










Click a column to sort — the best one depends on what matters to you.
| Alternative | Stars | Language | License | Last commit | In one line |
|---|---|---|---|---|---|
| gemini-cli | — | — | Apache-2.0 | — | An open-source AI agent that brings the power of Gemini directly into your terminal. |
| pi | — | — | MIT | — | AI agent toolkit: unified LLM API, agent loop, TUI, coding agent CLI |
| OpenBB | — | — | — | — | Open Data Platform for analysts, quants and AI agents. |
| mem0 | — | — | Apache-2.0 | — | Universal memory layer for AI Agents |
| Agent-Reach | — | — | MIT | — | Give your AI agent eyes to see the entire internet. Read & search Twitter, Reddit, YouTube, GitHub, Bilibili, XiaoHongShu — one CLI, zero API fees. |
| crewAI | — | — | MIT | — | Framework for orchestrating role-playing, autonomous AI agents. By fostering collaborative intelligence, CrewAI empowers agents to work together seamlessly, tackling complex tasks. |
| Flowise | — | — | — | — | Build AI Agents, Visually |
| last30days-skill | — | — | MIT | — | AI agent skill that researches any topic across Reddit, X, YouTube, HN, Polymarket, and the web - then synthesizes a grounded summary |
| goose | — | — | Apache-2.0 | — | an open source, extensible AI agent that goes beyond code suggestions - install, execute, edit, and test with any LLM |
| nanobot | — | — | MIT | — | Lightweight, open-source AI agent for your tools, chats, and workflows. |
An open-source AI agent that brings the power of Gemini directly into your terminal. Its Apache-2.0 license is permissive — free to use commercially, embed and modify. Because it is self-hostable, your data can stay entirely on your own infrastructure.
AI agent toolkit: unified LLM API, agent loop, TUI, coding agent CLI Its MIT license is permissive — free to use commercially, embed and modify. Because it is self-hostable, your data can stay entirely on your own infrastructure.
Open Data Platform for analysts, quants and AI agents. Because it is self-hostable, your data can stay entirely on your own infrastructure.
Universal memory layer for AI Agents Its Apache-2.0 license is permissive — free to use commercially, embed and modify. Because it is self-hostable, your data can stay entirely on your own infrastructure.
Give your AI agent eyes to see the entire internet. Read & search Twitter, Reddit, YouTube, GitHub, Bilibili, XiaoHongShu — one CLI, zero API fees. Its MIT license is permissive — free to use commercially, embed and modify. Because it is self-hostable, your data can stay entirely on your own infrastructure.
Framework for orchestrating role-playing, autonomous AI agents. By fostering collaborative intelligence, CrewAI empowers agents to work together seamlessly, tackling complex tasks. Its MIT license is permissive — free to use commercially, embed and modify. Because it is self-hostable, your data can stay entirely on your own infrastructure.
Build AI Agents, Visually Because it is self-hostable, your data can stay entirely on your own infrastructure.
AI agent skill that researches any topic across Reddit, X, YouTube, HN, Polymarket, and the web - then synthesizes a grounded summary Its MIT license is permissive — free to use commercially, embed and modify. Because it is self-hostable, your data can stay entirely on your own infrastructure.
an open source, extensible AI agent that goes beyond code suggestions - install, execute, edit, and test with any LLM Its Apache-2.0 license is permissive — free to use commercially, embed and modify. Because it is self-hostable, your data can stay entirely on your own infrastructure.
Lightweight, open-source AI agent for your tools, chats, and workflows. Its MIT license is permissive — free to use commercially, embed and modify. Because it is self-hostable, your data can stay entirely on your own infrastructure.
The top open-source alternative is gemini-cli — An open-source AI agent that brings the power of Gemini directly into your terminal. The full ranked list is above.
Yes. Every tool listed is open-source and free to use; most can be self-hosted so you keep full control of your data.
Most of these tools are designed to run on your own server or machine, giving you privacy and no subscription fees.
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