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Open source alternatives to ChatGPT

We track 4 open-source ChatGPT alternatives, of which 4 currently score 70 or above on Repoly's GitHub health scale and 4 ship a Docker image. Ollama leads on health at 100/100 with 244 commits in the last 90 days; across all 4 projects you are choosing between BSD-3-Clause, MIT.

4
Alternatives
443k
Combined stars
2,815
Commits / 90 days
4
With Docker
Licence family Licence

Showing 4 of 4 tools

All 4 ChatGPT alternatives, ranked by health

  • Top pick · highest health

    Ollama

    100 GOOD

    Get up and running with Llama 3.3, DeepSeek-R1, Phi-4, Gemma 3, and other large language models.

    ★ 181k · ⟳ today · v0.34.0 · MIT

    DockerPython
    Website ↗ Source ↗

  • Open-WebUI

    100 GOOD

    User-friendly AI Interface, supports Ollama, OpenAI API.

    ★ 152k · ⟳ today · v0.11.3 · BSD-3-Clause

    DockerPython
    Website ↗ Source ↗

  • AnythingLLM

    99 GOOD

    All-in-one desktop & Docker AI application with built-in RAG, AI agents, No-code agent builder, MCP compatibility, and more.

    ★ 66k · ⟳ today · v1.16.1 · MIT

    DockerNodejs
    Website ↗ Source ↗

  • LibreChat

    99 GOOD

    Enhanced ChatGPT-compatible AI chat interface supporting multiple AI providers, with multi-user auth, message search, and plugin support.

    ★ 44k · ⟳ today · v0.8.8-rc2 · MIT

    DockerNodejs
    Website ↗ Source ↗

ChatGPT alternatives: common questions

What is the most maintained open source alternative to ChatGPT?

Ollama scores highest at 100/100, with 244 commits in the last 90 days, 181k GitHub stars and its latest release (v0.34.0) published 9 days ago. Open-WebUI has the most raw commit activity at 1433 commits in 90 days.

Which ChatGPT alternatives use a permissive licence?

4 of 4 are permissively licensed (MIT, Apache, BSD or similar): Ollama (MIT), Open-WebUI (BSD-3-Clause), AnythingLLM (MIT), LibreChat (MIT). 0 use copyleft licences such as GPL or AGPL, which require you to publish changes if you distribute a modified version.

Which ChatGPT alternatives run in Docker?

4 of 4 publish a Docker image or Compose file: Ollama, Open-WebUI, AnythingLLM, LibreChat. Docker support contributes 10 of the 100 available health points, because it is the clearest signal that self-hosting is a supported path rather than an afterthought.