Unsplash Wallpapers for Mac (Official) - Curated, HD desktop background photos from Unsplash.
Sketch Isometric Plugin - Generate isometric views from artboards and rectangles
Irvue - (previously Unsplash Wallpaper) Gorgeous wallpapers on your Mac.
PatternPad - Create beautiful geometric patterns
Wallpaper Wizard - Wow-worthy backgrounds for Mac
Isometric Game Art Pack - Extensive library of game art for indie devs