Many companies use this software for editing photos.
I use this for our company work and this works perfectly for image editing process.
Gridbox - Create beautiful landing pages in seconds.
GIMP - GIMP is a multiplatform photo manipulation tool.
SitePM - Creating and designing websites easier than ever before using the powerful features of SitePM. SitePM is a web content management system (WCMS) offered as a Software as a Service model.
Affinity Photo - Affinity is the imaging and design suite for creative professionals exclusively for Mac.
Snappykit - New way of creating websites for mobile apps.
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.