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.
PTE AV Studio - Create photo and video slideshows with effects and styles.
Affinity Photo - Affinity is the imaging and design suite for creative professionals exclusively for Mac.
ProShow - ProShow is a dedicated tool for creating slide shows from your photos, video and music.
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.
OggConvert - OggConvert - Liberate Your Media