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waifu2x-caffe vs Final2x: catalog facts
waifu2x-caffe	Final2x
Free Free and open source under the MIT license.	Free Free to download, with source published on GitHub.
Windows, Command line	Windows, macOS, Linux
Runs image upscaling locally Both a GUI and a command-line tool	Runs on Windows, macOS and Linux Image upscaling runs locally
Windows only Documentation is primarily in Japanese	Upscaling speed depends on local hardware The project moved repositories, so older links point to the previous location
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

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