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Krita AI Diffusion vs Stable Diffusion web UI: catalog facts
Krita AI Diffusion	Stable Diffusion web UI
Free Free plugin downloaded from the public repository.	Free The open-source software is available without a license fee. Hosting, hardware and…
Windows, macOS, Linux	Windows, macOS, Linux
Works directly inside Krita layers and selections Inpaint and outpaint with an optional prompt	Includes inpainting, outpainting and configurable generation settings.
Requires Krita and a model backend Local generation needs a capable GPU	Requires Python, model files and suitable processing hardware.
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: AGPL-3.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.