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.
ChemDraw - ChemDraw - The Gold Standard for Chemical Structure Drawing and Research Publications.
Affinity Photo - Affinity is the imaging and design suite for creative professionals exclusively for Mac.
Avogadro - Avogadro is a free, fantastically easy to use molecule editor.
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.
ChemDoodle - Chemical drawing and publishing software for desktop, web and mobile. Affordable and used by thousands of scientists around the world. Free trial available for immediate download.