AUTOMATIC1111 Stable Diffusion WebUI vs Open-WebUI

TaglineThe most widely used web interface for running Stable Diffusion image generation locallyFeature-rich self-hosted chat UI for Ollama and OpenAI-compatible APIs
CategoryAI & LLM ToolsAI & LLM Tools
ReplacesOpenAI APIChatGPT, OpenAI API
GitHub stars145k143k
LanguagePythonDocker
LicenseAGPL-3.0BSD-3-Clause
Self-host difficulty
2/5
Easy
2/5
Easy
Deploy options
Docker
Manual
Docker
Docker Compose
Managed hosting
Last updated1 month ago8 days ago
View repoView repo

Where each falls short

The honest trade-offs — what you give up with each, versus the proprietary tools they replace.

AUTOMATIC1111 Stable Diffusion WebUI
  • Development pace has slowed; Forge fork is now more actively maintained
  • Requires a capable GPU (8 GB VRAM minimum for most modern models)
  • No built-in user accounts or API key auth for multi-user deployments
Open-WebUI
  • Advanced reasoning models and GPT-4o-level capabilities depend entirely on the underlying model quality
  • No native mobile app; browser-only experience
  • Enterprise SSO/SAML and audit logging require additional configuration
  • Plugin/tool ecosystem is smaller and less mature than ChatGPT's GPT store

Bottom line

Both are a similar lift to self-host; choose AUTOMATIC1111 Stable Diffusion WebUI for the larger community and ecosystem. Open-WebUI has seen more recent development. Open each guide below for deploy steps and the full feature gap.

AUTOMATIC1111 Stable Diffusion WebUI

The most widely used web interface for running Stable Diffusion image generation locally

Open-WebUI

Feature-rich self-hosted chat UI for Ollama and OpenAI-compatible APIs