Many companies use this software for editing photos.
I use this for our company work and this works perfectly for image editing process.
DrawPile - Drawpile is a drawing program that lets you share the canvas with other users in real time.
GIMP - GIMP is a multiplatform photo manipulation tool.
QueekyPaint - QueekyPaint is a unique browser-based drawing tool for creating animated drawings online.
Affinity Photo - Affinity is the imaging and design suite for creative professionals exclusively for Mac.
Aggie.io - Draw a picture together with your friends in real-time over the internet in your browser.
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.