RunLocalAI
finetuner
Open source
free
4.4/5

Axolotl

YAML-config fine-tuning framework. Reference toolkit for the open fine-tuning community (Hermes, Dolphin, etc. all use it).

By Fredoline Eruo·Last verified May 6, 2026·9,500 GitHub stars

Overview

YAML-config fine-tuning framework. Reference toolkit for the open fine-tuning community (Hermes, Dolphin, etc. all use it).

Pros

  • Battle-tested by community fine-tuners
  • QLoRA, LoRA, full fine-tune

Cons

  • Linux + NVIDIA biased

Compatibility

Operating systems
Linux
GPU backends
NVIDIA CUDA
AMD ROCm
LicenseOpen source · free

Get Axolotl

GitHub
https://github.com/axolotl-ai-cloud/axolotl

Frequently asked

Is Axolotl free?

Yes — Axolotl is free to download and use and open-source under a permissive license.

What operating systems does Axolotl support?

Axolotl supports Linux.

Which GPUs work with Axolotl?

Axolotl supports NVIDIA CUDA, AMD ROCm. CPU-only inference is also possible but slow.

Reviewed by RunLocalAI Editorial. See our editorial policy for how we evaluate tools.