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Real-ESRGANjdPixelUpscaler
Free

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

 Free

Free and open source under GPL-3.0-only.

Windows, macOS, Linux, Command line Linux
  • Dedicated model variants tuned for anime versus photo content
  • BSD-licensed and widely reused inside other tools and GUIs
  • Preserves solid pixel blocks when enlarging images
  • Includes command-line arguments and a D-Bus interface
  • Core project is a command-line library rather than a polished GUI app
  • No repository update reflected since mid-2024
  • Does not account for neighboring pixels or image transitions
  • Linux only
Downloadable app, Self-hosted Downloadable app
Open source Open source
License: BSD-3-Clause License: GPL-3.0-only
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

Checked September 22, 2026

Checked October 8, 2026

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