head to head · open source
ComfyUI vs Scira
ComfyUI has 144,907 GitHub stars, 17,244 forks, 4,894 open issues and last shipped today. Scira has 11,910 stars, 1,498 forks, 25 open issues and last shipped 3 months ago. ComfyUI leads on adoption by 1,117% (144,907 vs 11,910 stars). ComfyUI is written in Python under GPL-3.0; Scira is written in TypeScript under AGPL-3.0. ComfyUI has attracted 12% as many forks as stars, Scira 13%. 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 | Scira | |
|---|---|---|
| GitHub stars | ★ 145K | ★ 12K |
| License | GPL-3.0 | AGPL-3.0 |
| Written in | Python | TypeScript |
| Last push | 2026-11-04 | 2026-08-12 |
| Forks | ⑂ 17K | ⑂ 1.5K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick ComfyUI if
- You weight community size — 145K 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 Scira if
- You want the Scira feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches TypeScript
- You evaluated both and Scira fits your workflow better
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 →
About Scira
Scira Research at the speed of thought. The agentic research platform that plans, retrieves, and cites — so you can think faster. Context.dev, One API to fetch the internet Sign up for 500 credits free, no card required. 🔗 Try Scira at scira.ai Powered By How It Works 1. Ask anything — Type a question, upload a PDF, or paste a URL. Pick a mode or let Scira decide for you. 2. Scira plans & retrieves — The agent breaks your question into sub tasks, searches live sources, and cross checks the evidence. 3. Get cited answers — Receive a grounded answer with inline citations. Click any source to verify it yourself…
read the full Scira overview →
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Frequently asked questions
Is ComfyUI or Scira more popular?
ComfyUI has 144,907 GitHub stars and Scira has 11,910. ComfyUI has the larger community by that measure.
Are ComfyUI and Scira free?
Both are open source. ComfyUI is licensed under GPL-3.0 and Scira under AGPL-3.0. Neither carries a licence fee.
What is the difference between ComfyUI and Scira?
ComfyUI is written in Python and Scira 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 Scira?
Choose ComfyUI if you want the larger community (144,907 stars) or its GPL-3.0 licence terms. Choose Scira if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.