ChemDraw - ChemDraw - The Gold Standard for Chemical Structure Drawing and Research Publications.
Adobe Photoshop - Adobe Photoshop is a webtop application for editing images and photos online.
ImageJ - and Other Health Care
Polarr - MacOS, Windows, iOS, Android and online photo editing tools & free photo editors.
Gnome Chemistry Utils - The Gnome Chemistry Utils include six chemistry related programs:
Fotor - Fotor is an all in one visual platform. It includes photo editor, collage maker, and graphic designer. You are free to make a visual look more beautiful.