Axolotl is a config-driven fine-tuning framework supporting many model families and training techniques through simple YAML files.
From the README
docker run --gpus '"all"' --ipc=host --rm -it axolotlai/axolotl:main-latest
- 2025/09: Axolotl now has text diffusion training. Read more here.
- 2025/08: QAT has been updated to include NVFP4 support. See PR.
- 2025/07:
Excerpts from the project README on GitHub. Copyright and licensing remain with the respective authors.
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axolotl has 12.4k stars on GitHub. It has been forked 1.4k times. axolotl is written mainly in Python. It has been in active development since 2023. axolotl is available under the Apache-2.0 license. Its main topics are fine-tuning, llm.
Read the full guideWhat is axolotl?
Go ahead and axolotl questions
Is axolotl open source?
axolotl is an open-source project. It is released under the Apache-2.0 license.
Is axolotl free?
Yes. axolotl is free and open source — you can use, modify and self-host it.
What license does axolotl use?
axolotl is available under the Apache-2.0 license.
What language is axolotl written in?
axolotl is written mainly in Python.
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