Open WebUI
Open SourceSelf-hostableA polished, self-hosted chat UI for any LLM.
4.898K starsAlternative to ChatGPT, Claude
Overview
Open WebUI is a feature-rich, offline-capable interface for running and chatting with large language models. It works with Ollama and any OpenAI-compatible API, supports RAG over your own documents, and gives you a ChatGPT-style experience entirely on your own infrastructure.
Why pick Open WebUI over ChatGPT
- Own your data instead of trusting ChatGPT's servers
- No per-seat pricing — grow without ballooning costs
- Open WebUI is open source: audit it, fork it, extend it
- Self-host for full privacy and compliance control
Key features
- Works with Ollama and any OpenAI-compatible endpoint
- Built-in RAG over uploaded documents and web pages
- Multi-user accounts with roles and permissions
- Model switching, prompt presets, and chat folders
- Fully offline once models are pulled locally
Pros & cons
Screenshots
Installation
Run with Docker
docker run -d -p 3000:8080 -v open-webui:/app/backend/data --name open-webui ghcr.io/open-webui/open-webui:mainFrequently asked questions
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