ComfyUI vs Kohya's GUI
A side-by-side comparison of two self-hosted ai image generation options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
ComfyUI
Node-based interface for Stable Diffusion image generation
VS
Kohya's GUI
Web interface for training Stable Diffusion models
| Feature | ComfyUI | Kohya's GUI |
|---|---|---|
| Category | AI Image Generation | AI Image Generation |
| License | GPL-3.0 | Apache-2.0 |
| Language | Python | Python |
| Setup difficulty | Medium | Hard |
| Min. RAM | 8,192 MB | 16,384 MB |
| Deployment | docker, bare-metal, source | source |
| GitHub stars | ★ 124,689 | ★ 12,527 |
| First released | 2023 | 2022 |
| Replaces | Midjourney, DALL-E | Leonardo.ai training |
Why pick each one
Choose ComfyUI if…
- Released under the GPL-3.0 license
- First-class Docker support for quick deployment
- Mature project with 124.7k GitHub stars
- Written in Python
Choose Kohya's GUI if…
- Released under the Apache-2.0 license
- Mature project with 12.5k GitHub stars
- Written in Python
Frequently asked questions
Is ComfyUI or Kohya's GUI better?
ComfyUI is the stronger all-round pick: it has both the larger community and the simpler medium setup. Consider Kohya's GUI if its specific feature set fits your needs better.
Are ComfyUI and Kohya's GUI free and open-source?
Yes. ComfyUI is licensed under GPL-3.0 and Kohya's GUI under Apache-2.0. Both can be self-hosted at no software cost.
Can I run ComfyUI and Kohya's GUI with Docker?
ComfyUI: yes. Kohya's GUI: check the project docs for container support.