Open WebUI, the self-hosted ChatGPT alternative that works with Ollama and OpenAI, has crossed 100,000 GitHub stars. The project has seen explosive growth as users seek AI chat interfaces they control entirely.
What Open WebUI offers
A ChatGPT-like UI that runs on your server or laptop. Connect it to Ollama for fully local chat, or to OpenAI for hybrid use. Features include RAG (upload docs and query them), custom Assistants, plugins, and user management. Docker one-liner or pip install.
Why it's growing
- Privacy – Pair with Ollama; no data leaves your machine.
- Flexibility – Use local models, cloud models, or both. Switch per conversation.
- Extensibility – Plugins for web search, tools, and integrations. Python-based, easy to extend.
- Enterprise – SSO, RBAC, audit logs in paid tiers. Self-hosted compliance story.
Community
Open WebUI has 300,000+ community members and hundreds of millions of Docker pulls. The project is AGPL-licensed; commercial use may require a license. For individuals and teams wanting a private ChatGPT, it's the default choice.
Discussion
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