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ComfyUI

★ 129k

Node-based interface for building local image, video, and generative AI workflows.

ComfyUI does the job of Runway, self-hosted. It is GPL-3.0-licensed, a copyleft licence, and setting it up is an afternoon, not a weekend. Runway bills $15 for it. 129k stars on GitHub.

Open-source replacement for Runway.

Licence
GPL-3.0
Self-hosting
Medium
The paid one costs
$15
GitHub stars
129k
view the code →official site →

Is it actually a replacement?

We have written a verdict on what it replaces — what you lose, and why people still pay:

How ComfyUI runs

Where it runs

ComfyUI runs on your server.

What setup takes

not verified by us yet — check the repo README.

ComfyUI questions

Is ComfyUI open source?

Yes — it is released under GPL-3.0.

Can ComfyUI replace Runway?

Our verdict on Runway is YES. ComfyUI (124k stars), MoneyPrinterTurbo (50k stars), OpenMontage (49k stars) are mature open-source replacements for Runway — self-host in one command and stop paying $15/mo.

Can I self-host ComfyUI?

Yes — we rate it medium to self-host, and it runs on your server.

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