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RawTherapee vs Ansel: catalog facts
RawTherapeeAnsel
Free

Free and open source under GPLv3.

Free

Free and open source.

Windows, macOS, Linux Windows, Linux
  • Non-destructive 32-bit floating point processing engine
  • Two demosaicing algorithms can be applied to the same image
  • Precise manual control over RAW development
  • Independent color controls based on modern color science
  • The project itself says it benefits users who take the time to learn it
  • No library or catalogue management; it develops files, it does not organise them
  • Manual approach takes time to learn
  • Smaller project than darktable
Downloadable app Downloadable app
Open source Open source
License: GPL-3.0 License not stated
No account needed No account needed
Works offline Works offline

Checked September 20, 2026

Checked September 23, 2026

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