Many companies use this software for editing photos.
I use this for our company work and this works perfectly for image editing process.
GIMP - GIMP is a multiplatform photo manipulation tool.
Photomatix Pro - Photomatix turns high contrast scene photos into stunning images, and is an indispensable tool for landscape and real estate photography.
Affinity Photo - Affinity is the imaging and design suite for creative professionals exclusively for Mac.
Luminance HDR - Luminance HDR is a graphical user interface (based on the Qt5 toolkit) that provides a complete...
Krita - Krita is a professional FREE and open source painting program. It is made by artists that want to seaffordable art tools for everyone. Concept art. texture and matte painters, illustrations and comics.
easyHDR - Extend the dynamic range of images by blending digital photos and tone mapping.