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FossfitsOpen-source AI that fits your machine© 2026

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Open WebUI

OW

Open WebUI

Self-hosted chat UI that sits on Ollama, OpenAI, or a local runner.

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Fit.

Catalog snapshot

Platforms: Linux, Macos, Windows, Web, Docker
Operating systems: Linux, macOS, Windows, Web
Ram floor: 4 GB
Gpu: Not needed
Docker: Yes
Setup: Beginner
Deploy as: Local, Self-hosted
Commercial use: Allowed

The UI itself needs little RAM. The model behind it does not.

Project.

Fetched Sep 12, 2026¹

License: BSD 3-Clause
Stars: 151.8k¹
Forks: 22.2k¹
Open issues: 229¹
Language: Python¹
Last commit: Sep 12, 2026¹
Latest release: Sep 2, 2026
Tags: chatragdocker

About.

Open WebUI looks like a ChatGPT shell you own. RAG, multi-user, and pipes are included. Docker is the expected install. It is not a model runtime.

multi-user · RAG · tools · Ollama backend

Alternatives.

CChatGPTFull alternative

Nearby.

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