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Open WebUIRAGFlow
Freemium

Free to self-host. The project sells an enterprise plan with support and branding rights.

 Free

Free and open source to self-host.

Self-hosted, Web Web, Self-hosted
  • One interface for local Ollama models and any OpenAI-compatible API
  • Document upload and retrieval so you can ask questions about your own files
  • Ingestion pipeline for many document and data formats
  • Hybrid vector and full-text search with re-ranking
  • The licence adds a branding condition, so it is not plain BSD
  • It is a server you have to run, update and secure yourself
  • Server setup is more involved than a desktop chat app
  • Geared toward teams and organisations more than individuals
Self-hosted, Web application Self-hosted
Not stated if open source Open source
License: Open WebUI License, based on BSD-3-Clause with a branding clause License not stated
No account needed Not stated if an account is needed
Works offline Not stated if it works offline

Checked September 21, 2026

Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.