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Final2x vs Real-ESRGAN: catalog facts
Final2x	Real-ESRGAN
Free Free to download, with source published on GitHub.	Free Free and open source under the BSD-3-Clause license.
Windows, macOS, Linux	Windows, macOS, Linux, Command line
Runs on Windows, macOS and Linux Image upscaling runs locally	Dedicated model variants tuned for anime versus photo content BSD-licensed and widely reused inside other tools and GUIs
Upscaling speed depends on local hardware The project moved repositories, so older links point to the previous location	Core project is a command-line library rather than a polished GUI app No repository update reflected since mid-2024
Downloadable app	Downloadable app, Self-hosted
Open source	Open source
License not stated	License: BSD-3-Clause
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 22, 2026

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