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Upscayl

Free open-source desktop image upscaler for Linux, macOS and Windows using Real-ESRGAN models; Upscayl Cloud is a paid add-on.

  • Upscayl
  • Local or cloud
  • Free, open source

Official site · Source code

Where it ranks

Tools without a benchmark of their own inherit the tier of the best model they offer.

Facts

Vendor
Upscayl
Approach
Apps
Where it runs
Runs fully on your hardware with local models; cloud models optional
Interface
Desktop app, Web app
Skill level
Beginner: works out of the box
Price
Free, open source
Pricing notes
Desktop app free and open source (AGPL-3.0; latest GitHub release v2.15.0, 2024-12-25); Upscayl Cloud is a separate paid web service (prices not verified).
Source code
Open source (AGPL-3.0)
GitHub stars
50.7k (18 Oct 2026)
Last verified
18 Oct 2026

Price from upscayl.org, 18 Oct 2026.

Models it gives you

Sources