Photo Batch Processor
Phatch is an user friendly, cross-platform Photo Batch Processor and Exif Renamer with a nice graphical user interface. Phatch handles all popular image formats and can duplicate (sub)folder hierarchies. Phatch can batch resize, rotate, apply shadows, perspective, rounded corners, ... and do much more actions in minutes instead of hours or days if you do it manually.
There is no official package available for openSUSE Leap 15.4