Automatic1111
github.com
Popular open-source web UI for Stable Diffusion image generation.
Quick Information
- Category:
- Image Generation
- Pricing:
- Free
- Platforms:
- Windows, macOS
- Free Plan:
- Yes
- Last Verified:
- September 2026
What Is Automatic1111?
Automatic1111's Stable Diffusion WebUI became the de facto standard interface for running Stable Diffusion locally, built and maintained as an open-source community project rather than a commercial product. For anyone who wants full control over image generation — custom models, extensions, fine-tuning, no usage limits or subscription — running it locally through this interface has been the default path since Stable Diffusion's early open-weight releases.
That local-control trade-off is the whole story here. Running it requires a capable GPU and comfort with some technical setup — installing dependencies, managing model checkpoints, occasionally troubleshooting a broken extension after an update. In exchange, there's no per-generation cost, no content policy beyond what your own hardware and chosen models allow, and access to a genuinely massive ecosystem of community-built extensions for things a hosted tool wouldn't offer.
It's built for hobbyists, researchers, and technically comfortable creators who want maximum control, not for anyone wanting a simple hosted experience. For that simpler path, a hosted generator in our Image Generation category trades control for convenience.
What Can You Use Automatic1111 For?
Local, unlimited image generation
Runs Stable Diffusion locally without per-generation costs or usage caps.
Custom model and extension use
Supports community-built extensions and custom fine-tuned models.
Research and experimentation
Provides full parameter control for researchers and technical users experimenting with diffusion models.
Automatic1111 Features
- Local Stable Diffusion interface — Runs Stable Diffusion models locally on the user’s own hardware.
- Extension ecosystem — Supports a large library of community-built extensions and plugins.
- Custom model support — Works with custom and fine-tuned Stable Diffusion checkpoints.
- Full parameter control — Exposes detailed generation parameters for advanced customization.
Who Is Automatic1111 For?
- Technically comfortable hobbyists — Gets unlimited local generation and full customization without subscription costs.
- Researchers and developers — Provides full control over model parameters and custom checkpoints for experimentation.
Automatic1111 Pros & Limitations
What We Like
- No per-generation cost or usage limits once set up
- Massive open-source extension ecosystem
- Full control over models, parameters, and content policy
Limitations
- Requires a capable GPU and technical setup to run
- Less convenient than a hosted tool for casual, non-technical users
- Occasional troubleshooting needed as extensions and dependencies update
Automatic1111 Pricing
Free
Pricing was last verified September 2026. Check the official website for the latest pricing.
AI Listing Jungle Ranking
- Global Rank:
- #513
- Overall Score:
- 43.0/100
- Monthly Users:
- –
- Rank Change:
- ▼ 30
This ranking reflects AI Listing Jungle's own independent scoring methodology and is not an endorsement by Automatic1111 or its company. How Our Rankings Work
Frequently Asked Questions
Do I need a powerful computer to run Automatic1111?
Yes, a capable GPU is generally required for reasonable generation speed.
Is Automatic1111 free?
Yes, it’s free and open-source software with no subscription cost, though it requires your own hardware.
Is Automatic1111 good for beginners?
It has a real technical setup process, so a hosted generator is usually easier for non-technical users.
Can I use custom models with Automatic1111?
Yes, support for custom and fine-tuned Stable Diffusion checkpoints is a core feature.
Our Take
Automatic1111's WebUI remains the standard for anyone who wants full, unrestricted local control over Stable Diffusion.
That control comes with real technical setup overhead, so it rewards technically comfortable users far more than casual ones.
Automatic1111 Alternatives
Automatic1111 Comparisons
Ready to try Automatic1111?
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