head to head · open source
Open WebUI vs ComfyUI
Open WebUI has 157,575 GitHub stars, 22,923 forks, 294 open issues and last shipped yesterday. ComfyUI has 144,658 stars, 17,237 forks, 4,894 open issues and last shipped yesterday. Open WebUI leads on adoption by 9% (157,575 vs 144,658 stars). Open WebUI is written in Python under a custom or non-standard licence; ComfyUI is written in Python under GPL-3.0. Open WebUI has attracted 15% as many forks as stars, ComfyUI 12%. ComfyUI was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (ai), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
← all 20902 open source comparisons
Side by side
| Open WebUI | ComfyUI | |
|---|---|---|
| GitHub stars | ★ 158K | ★ 145K |
| License | Custom / other | GPL-3.0 |
| Written in | Python | Python |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 23K | ⑂ 17K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Open WebUI if
- You weight community size — 158K stars and counting
- You want the Custom / other license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick ComfyUI if
- You want the ComfyUI feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches Python
- You evaluated both and ComfyUI fits your workflow better
About Open WebUI
Open WebUI 👋 Open WebUI is a home for AI , a self hosted AI platform that's extensible , feature rich , user friendly, and built to run entirely offline . With support for Ollama and OpenAI compatible APIs , it gives you a powerful, provider agnostic interface for both local and cloud based models. Passionate about open source AI? Join our team → [!TIP] Looking for an Enterprise Plan? – Speak with Our Sales Team Today! For more information, be sure to check out our Open WebUI Documentation. Key Features of Open WebUI ⭐ 🚀 Effortless Setup : Install seamlessly via pip, uv, Docker, or Kubernetes (kubectl…
read the full Open WebUI overview →
About ComfyUI
ComfyUI The most powerful and modular AI engine for content creation. [![Website][website shield]][website url] [![Dynamic JSON Badge][discord shield]][discord url] [![Twitter][twitter shield]][twitter url] [![Matrix][matrix shield]][matrix url] [![][github release shield]][github release link] [![][github release date shield]][github release link] [![][github downloads shield]][github downloads link] [![][github downloads latest shield]][github downloads link] [matrix shield]: [matrix url]: [website shield]: [website url]: [discord shield]: [discord url]: [twitter shield]: [twitter url]: [github release…
read the full ComfyUI overview →
More in AI & Machine Learning
Related comparisons
More AI Interaction & Interfaces projects
Compare either of these against the rest of the AI Interaction & Interfaces field.
Frequently asked questions
Is Open WebUI or ComfyUI more popular?
Open WebUI has 157,575 GitHub stars and ComfyUI has 144,658. Open WebUI has the larger community by that measure.
Are Open WebUI and ComfyUI free?
Both are open source. Open WebUI has no licence declared in this registry, and ComfyUI is licensed under GPL-3.0. Both are free to self-host.
What is the difference between Open WebUI and ComfyUI?
Open WebUI is written in Python and ComfyUI in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Open WebUI or ComfyUI?
Choose Open WebUI if you want the larger community (157,575 stars) or its Custom / other licence terms. Choose ComfyUI if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.