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Real-ESRGANON1 Resize AI
Free

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

 Paid

Paid software with a free trial.

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
  • Enlarges photos up to 10x
  • Combines AI upscaling with fractal-based enlargement
  • Core project is a command-line library rather than a polished GUI app
  • No repository update reflected since mid-2024
  • Paid, closed-source software
  • Focused on enlargement only, not general editing
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 Not stated if it works offline

Checked September 22, 2026

Checked September 26, 2026

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