Avogadr.io - Molecular Wallpaper Generator
Isometric Game Art Pack - Extensive library of game art for indie devs
PatternPad - Create beautiful geometric patterns
Isometric - Create beautiful, abstract works of art & optical illusions
Sketch Isometric Plugin - Generate isometric views from artboards and rectangles
DynaPictures - Auto-generate hundreds of personalized images in minutes for social media, e-commerce and emails.