Linux Softwares to Advanced retouching

Corel AfterShot Pro is a powerful and comprehensive raw image processing software designed for photographers seeking enhanced control, speed, and flexibility in their photo workflow. It offers robust non-destructive editing capabilities, advanced retouching tools, efficient photo organization, and rapid raw conversion.

LightZone is a potent, open-source digital photo editor specifically designed for photographers. It offers unique tools for tone and color adjustments, non-destructive editing, and robust RAW file processing, making it a sophisticated alternative to mainstream photo editing software.

Darktable is a powerful, open-source and free photography workflow application and raw developer, offering professional-grade tools for managing and editing digital negatives. It's a non-destructive editor designed by photographers for photographers.