Isometric Game Art Pack - Extensive library of game art for indie devs
Marmoset Hexels 2 - an exciting grid-based 2D painting tool that enables you to effortlessly create brilliant works of...
Sketch This - Daily drawing challenges
Isometric - Create beautiful, abstract works of art & optical illusions
IsometricSass - Make isometric 2D objects without Javascript
Isometric Love - Cute isometric objects for designers