★ 150k
August 2026
BSD-3-Clause
Local AI
What we checked ourselves
Not copied from the project's own blurb. These are things we opened and verified, with the date.
- 30 Aug 2026We read the project's own documentation and found no sign that development has stopped.
Where this sits among the 49 tools we list in Local AI
- No API key required47 of 49
- Keeps your data on your own machine36 of 49
- Commercial use confirmed as allowed33 of 49
- Requires terminal commands29 that do not →
Only 24 of the 49 meet all of the conditions above.
Counted from our own checks: every tool we list is examined against the same criteria.
What it does
A beautiful self-hosted chat with document Q&A, web search and multi-user support, connected to Ollama or any API.
Summary based on the project's own description. The Japanese page has a fuller beginner guide: setup difficulty, what to prepare, and a step-by-step start.
Screenshots & visuals
Before you start
- Setup difficultyEasy to start
- Command lineRequired
- API keyNot required
- Sends data onlineNo
Judged automatically from the project's own metadata. Always confirm on the official page.
Open WebUI FAQ
- Do I need to install anything or write code to use Open WebUI?
- No install needed — it runs in the browser.
- Does Open WebUI work on a phone?
- No. It needs a computer.
- Can I use Open WebUI commercially?
- The licence is BSD-3-Clause, which permits commercial use. Conditions such as keeping the copyright notice still apply, so read the licence text before shipping it inside something.
How it compares
The conditions that decide whether you can actually use it, side by side.
| Tool | Command line | API key | Sends data out | Phone | Commercial use |
|---|---|---|---|---|---|
| Open WebUI (this page) | Required | Not needed | No | No | Yes |
| Ollama | Required | Not needed | No | No | Yes |
| llama.cpp | Required | Not needed | No | No | Yes |
| vLLM | Required | Not needed | No | No | Yes |
"Sends data out" means your input is uploaded to someone's server. Pick "No" when the material cannot leave your organisation.