RunLocalAI
gui
Open source
free
4.4/5

Stable Diffusion WebUI (AUTOMATIC1111)

The original Stable Diffusion frontend. Less actively developed in 2026 than ComfyUI but still has the cleanest UX for simple gen.

By Fredoline Eruo·Last verified May 6, 2026·145,000 GitHub stars

Overview

The original Stable Diffusion frontend. Less actively developed in 2026 than ComfyUI but still has the cleanest UX for simple gen.

Pros

  • Easy UX for image gen
  • Huge extension library

Cons

  • Slower update pace than ComfyUI

Compatibility

Operating systems
macOS
Linux
Windows
GPU backends
NVIDIA CUDA
Apple Metal
AMD ROCm
LicenseOpen source · free

Get Stable Diffusion WebUI (AUTOMATIC1111)

GitHub
https://github.com/AUTOMATIC1111/stable-diffusion-webui

Frequently asked

Is Stable Diffusion WebUI (AUTOMATIC1111) free?

Yes — Stable Diffusion WebUI (AUTOMATIC1111) is free to download and use and open-source under a permissive license.

What operating systems does Stable Diffusion WebUI (AUTOMATIC1111) support?

Stable Diffusion WebUI (AUTOMATIC1111) supports macOS, Linux, Windows.

Which GPUs work with Stable Diffusion WebUI (AUTOMATIC1111)?

Stable Diffusion WebUI (AUTOMATIC1111) supports NVIDIA CUDA, Apple Metal, AMD ROCm. CPU-only inference is also possible but slow.

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