What does Open WebUI replace?

Open WebUI is a free alternative to ChatGPT Plus ($240/yr) and Claude Pro ($200/yr).

Is Open WebUI open source?

Not by the OSI definition. Open WebUI uses the Open WebUI License, a source-available license: the code is public, but the license isn't OSI-approved.

Does Open WebUI run on Linux?

Yes (self-hosted server; web UI).

Can you self-host Open WebUI?

Yes. Open WebUI is a server app you run on your own server, and its repository includes Docker files.

Open WebUI

A free, source-available alternative to ChatGPT Plus and Claude Pro. Switching saves up to $240/yr at list price.

Checked Oct 17, 2026 · How we check

Open WebUI

Self-hosted server

Source-available · Open WebUI License Linux Self-hostable

open-webui/open-webui154.7k★last push Oct 12, 2026checked Oct 17, 2026

Self-host

Runs on your own Linux server, with Docker files in the repo. Setup docs are on openwebui.com.

Open WebUI: questions

What does Open WebUI replace?: Open WebUI is a free alternative to ChatGPT Plus ($240/yr) and Claude Pro ($200/yr).
Is Open WebUI open source?: Not by the OSI definition. Open WebUI uses the Open WebUI License, a source-available license: the code is public, but the license isn't OSI-approved.
Does Open WebUI run on Linux?: Yes (self-hosted server; web UI).
Can you self-host Open WebUI?: Yes. Open WebUI is a server app you run on your own server, and its repository includes Docker files.

Open WebUI ↗

Open WebUI: questions

One cancellation a week.

Open WebUI