head to head · open source
ComfyUI vs k-dense-byok
ComfyUI has 133,963 GitHub stars, 15,874 forks, 4,894 open issues and last shipped today. k-dense-byok has 1,238 stars, 154 forks, 7 open issues and last shipped 9 days ago. ComfyUI leads on adoption by 10,721% (133,963 vs 1,238 stars). ComfyUI is written in Python under GPL-3.0; k-dense-byok is written in TypeScript under MIT. ComfyUI has attracted 12% as many forks as stars, k-dense-byok 12%. ComfyUI was the more recently maintained of the two, and both are self-hostable with no licence fee.
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 | k-dense-byok | |
|---|---|---|
| GitHub stars | ★ 134K | ★ 1.2K |
| License | GPL-3.0 | MIT |
| Written in | Python | TypeScript |
| Last push | 2026-09-20 | 2026-09-11 |
| Forks | ⑂ 16K | ⑂ 154 |
| 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 k-dense-byok if
- You want the k-dense-byok feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and k-dense-byok 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 k-dense-byok
K Dense BYOK is a free, MIT licensed, local first desktop AI research assistant for scientists in any field, which runs on your own computer and works through the AI accounts and API keys you already hold.
read the full k-dense-byok overview →
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Frequently asked questions
Is ComfyUI or k-dense-byok more popular?
ComfyUI has 133,963 GitHub stars and k-dense-byok has 1,238. ComfyUI has the larger community by that measure.
Are ComfyUI and k-dense-byok free?
Both are open source. ComfyUI is licensed under GPL-3.0 and k-dense-byok under MIT. Neither carries a licence fee.
What is the difference between ComfyUI and k-dense-byok?
ComfyUI is written in Python and k-dense-byok in TypeScript. 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 k-dense-byok?
Choose ComfyUI if you want the larger community (133,963 stars) or its GPL-3.0 licence terms. Choose k-dense-byok if its feature set, stack or MIT licence fits better. Both are self-hostable.