Many companies use this software for editing photos.
I use this for our company work and this works perfectly for image editing process.
Nucleo - Commercial vector icons and accompanying apps to manage and customize them.
GIMP - GIMP is a multiplatform photo manipulation tool.
Streamline icons - The world’s largest icon pack library - 100k icons and illustrations.
Affinity Photo - Affinity is the imaging and design suite for creative professionals exclusively for Mac.
Freepik - More than a million free vectors, PSD, photos and free icons. Exclusive freebies and all graphic resources that you need for your projects
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.