GIMP - GIMP is a multiplatform photo manipulation tool.

Can't Unsee - A simple game to test your Design skills 🖌

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.

Color Run - Just tip on the lighter color and be quick

MyPaint - MyPaint is a fast, distraction-free, and easy painting tool for digital artists.

Linia - You will never look at colors the same way...