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Real-ESRGANTopaz Gigapixel
Free

Free and open source under the BSD-3-Clause license.

 Paid

Commercial software sold by Topaz Labs, with cloud credits for cloud rendering.

Windows, macOS, Linux, Command line Windows, macOS
  • Dedicated model variants tuned for anime versus photo content
  • BSD-licensed and widely reused inside other tools and GUIs
  • Upscaling up to 16x pixels
  • Face recovery for portraits and old photos
  • Core project is a command-line library rather than a polished GUI app
  • No repository update reflected since mid-2024
  • Paid commercial software
  • Local rendering needs capable hardware
Downloadable app, Self-hosted Downloadable app
Open source Closed source
License: BSD-3-Clause License not stated
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Works offline

Checked September 22, 2026

Checked September 26, 2026

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