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XnConvertImageMagick
Free

Free to download and use, per the developer.

 Free

Free and open source under the ImageMagick licence, an Apache 2.0 style licence.

Windows, macOS, Linux, Android Windows, macOS, Linux, Command line
  • More than 80 chainable batch actions
  • Broad format support including RAW, HEIC, AVIF and JPEG-XL
  • Over 200 formats, with conversion, resizing, compositing and effects from one command
  • APIs for most programming languages as well as the command line
  • Closed source
  • Focused on batch work rather than editing single images by hand
  • The project advises creating and validating a security policy before use, especially with untrusted files
  • Its format handling has been a repeated source of security vulnerabilities
Downloadable app Downloadable app
Closed source Open source
License not stated License: ImageMagick
No account needed No account needed
Works offline Works offline

Checked September 23, 2026

Checked September 21, 2026

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