head to head · open source
ComfyUI vs kelivo
ComfyUI has 133,963 GitHub stars, 15,874 forks, 4,894 open issues and last shipped today. kelivo has 3,990 stars, 440 forks, 467 open issues and last shipped 3 days ago. ComfyUI leads on adoption by 3,257% (133,963 vs 3,990 stars). ComfyUI is written in Python under GPL-3.0; kelivo is written in Dart under AGPL-3.0. ComfyUI has attracted 12% as many forks as stars, kelivo 11%. 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.
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Side by side
| ComfyUI | kelivo | |
|---|---|---|
| GitHub stars | ★ 134K | ★ 4.0K |
| License | GPL-3.0 | AGPL-3.0 |
| Written in | Python | Dart |
| Last push | 2026-09-20 | 2026-09-17 |
| Forks | ⑂ 16K | ⑂ 440 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick ComfyUI if
- You weight community size — 134K stars and counting
- You want the GPL-3.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick kelivo if
- You want the kelivo feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches Dart
- You evaluated both and kelivo fits your workflow better
About ComfyUI
ComfyUI is a GPL 3.0 licensed Python and PyTorch node graph application, local API, and backend for running diffusion models across image, video, audio, 3D, and text workflows, built for visual professionals who want control over every model, parameter, and output, and for developers who embed those workflows into production pipelines.
read the full ComfyUI overview →
About kelivo
Kelivo is an open source, cross platform LLM chat client built with Flutter for Android, iOS, macOS, Windows and Linux that lets users connect their own API keys across OpenAI, Gemini, Claude, DeepSeek, OpenRouter and any OpenAI compatible service without switching apps, aimed at people who want that range of models while keeping conversations, settings and files on their own device.
read the full kelivo overview →
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Frequently asked questions
Is ComfyUI or kelivo more popular?
ComfyUI has 133,963 GitHub stars and kelivo has 3,990. ComfyUI has the larger community by that measure.
Are ComfyUI and kelivo free?
Both are open source. ComfyUI is licensed under GPL-3.0 and kelivo under AGPL-3.0. Neither carries a licence fee.
What is the difference between ComfyUI and kelivo?
ComfyUI is written in Python and kelivo in Dart. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, ComfyUI or kelivo?
Choose ComfyUI if you want the larger community (133,963 stars) or its GPL-3.0 licence terms. Choose kelivo if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.