GFXLiquid

Example using a custom CIFilter with SpriteKit (for physics), filter consists of a CIGaussianBlur and CIColorMap (for thresholding the blur, hard edges) to give SKShapeNode's a fluid effect.

UXCategoryRows

A very simple implementation of embedding UICollectionViews into UITableViewCells.

Shapes

A game about geometry and multiple touch

UXTVCollectionView

Experimenting with Focus on Apple TV.

UXOverlayViewController

A simple example of overlaying a View Controller on top of another View Controller.