What it does
Core capabilities at a glance
- txt2img, img2img, inpainting, outpainting
- Extension marketplace with hundreds of extensions
- ControlNet, LoRA, textual inversion support
- Batch processing and scripting
- Prompt scheduling and weighted prompts
- Model checkpoint merger and training
Deep dive
The full breakdown - performance, comparisons, and setup
AUTOMATIC1111 Stable Diffusion WebUI
AUTOMATIC1111 is the original and most comprehensive web interface for Stable Diffusion. It has the largest extension ecosystem, the most features, and the biggest community of any image generation UI.
What it is
AUTOMATIC1111's Stable Diffusion WebUI is a Gradio-based web interface for image generation. It supports txt2img, img2img, inpainting, outpainting, and hundreds of extensions that add everything from video generation to 3D model support.
How it stacks up
| AUTOMATIC1111 | ComfyUI | Forge | InvokeAI | Fooocus | |
|---|---|---|---|---|---|
| Beginner-friendly | Medium | Hard | Medium | Medium | Easy |
| Extensions | 500+ | 5000+ nodes | Compatible | Limited | Few |
| Performance | Baseline | Best | Better | Good | Good |
| UI style | Tab-based | Node graph | Tab-based | Canvas | Minimal |
| Best for | Familiarity | Power users | A1111 upgrade | Canvas editing | Beginners |
Get started
git clone https://github.com/AUTOMATIC1111/stable-diffusion-webui
cd stable-diffusion-webui
./webui.sh # Linux/Mac
# webui-user.bat # WindowsWhen to use something else
- Maximum performance: Stable Diffusion Forge is 2x faster
- Workflow complexity: ComfyUI has superior node system
- Canvas editing: InvokeAI has a better inpainting UX
- Beginners: Fooocus needs no prompt engineering
Frequently asked
Quick answers to common questions
What is Stable Diffusion WebUI (AUTOMATIC1111)?
Stable Diffusion WebUI (AUTOMATIC1111) is a image-gen tool for local AI workloads. Feature-rich web interface for Stable Diffusion with extensive extensions and fine-tuning controls.
Is Stable Diffusion WebUI (AUTOMATIC1111) free and open source?
Yes, Stable Diffusion WebUI (AUTOMATIC1111) has 163,531 GitHub stars and is licensed under AGPL-3.0. You can self-host it for free on linux, windows, macos.
What platforms does Stable Diffusion WebUI (AUTOMATIC1111) support?
Stable Diffusion WebUI (AUTOMATIC1111) runs on linux, windows, macos.
What hardware do I need for Stable Diffusion WebUI (AUTOMATIC1111)?
The hardware requirements depend on which models you run. Check our hardware directory for compatible GPUs and systems. Stable Diffusion WebUI (AUTOMATIC1111) has 163,531 GitHub stars and an active community.
Does Stable Diffusion WebUI (AUTOMATIC1111) support GPU acceleration?
Stable Diffusion WebUI (AUTOMATIC1111) supports GPU acceleration via CUDA, Metal, or Vulkan depending on your platform. For the best performance, pair it with an NVIDIA RTX 4090 or 5090.
What are the best alternatives to Stable Diffusion WebUI (AUTOMATIC1111)?
Popular alternatives include other image-gen tools in our directory. Browse our full collection at /tool for comparisons, community reviews, and benchmark data to find the right fit for your workflow.
How much does Stable Diffusion WebUI (AUTOMATIC1111) cost?
Stable Diffusion WebUI (AUTOMATIC1111) is free-open-source. It is completely free and open source to self-host.
Pairs well with
Complementary tools, models, and hardware
Comments coming soon
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