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.
Apophysis - Apophysis is a fractal flame editor and renderer for Microsoft Windows.
Affinity Photo - Affinity is the imaging and design suite for creative professionals exclusively for Mac.
Xaos - XaoS is an interactive fractal zoomer.
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.
ChaosPro - Windows 95/98/NT fractal generation and exploration program with 3D, network, animation, 24 bit support, compatible to FractInt, compatible to UltraFractal.