Wave is a spring-based animation engine for iOS and macOS that makes it easy to create fluid, interruptible animations that feel great.
A rebuild of the fantastic Apple Cash "shimmer" effect in Wallet.app.
An example of how to create a live, variable blur effect on iOS.
TouchInspector is a drop-in package that helps you visualize and debug touches on iOS and iPadOS.
A simple, educational compiler implemented in Swift.