GIMP stands for GNU Image Manipulation Program which is an opensource image editor program supporting almost every popular image formats. Developed by Free Software Fondation (GNU)
License: Open Source
Affinity Photo is a powerful, paid photo editing software that excels in non-destructive editing and performance, making it ideal for professional photographers. GIMP, being free and open-source, offers extensive features and community support but may require a steeper learning curve and suffers from performance issues with larger files.