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Stable Diffusion web UI (AUTOMATIC1111)

Image generation Intermediate Open source Free

The widely adopted Gradio-based web interface for Stable Diffusion, offering text-to-image, image-to-image, and extensive editing tools.

Strengths

  • Extensive features: inpainting, outpainting, upscaling, prompt editing, face restoration
  • A large ecosystem of extensions and an active community
  • Runs on NVIDIA, AMD, or Intel GPUs, and on as little as 4GB of VRAM

Weaknesses

  • A steep learning curve despite the UI
  • Requires Python and Git setup, and large model downloads
  • Rapid, sometimes unstable development

At a glance

Licence
AGPL-3.0
Pricing
Free
Platforms
macOS, Windows, Linux
GPU required
Yes

Links

Works with

Related guides

See also

Glossary

Entry last verified 18 August 2026.