7. RxpropertyA get-only `BehaviorRelay ` that is (almost) equivalent to ReactiveSwift's `Property`
12. CassowaryAn incremental linear constraint-solving algorithm (Auto Layout) in Swift.
13. Harvest🌾 Harvest: Apple's Combine.framework + State Machine, inspired by Elm.
14. FunRouterFunctional & type-safe URL routing example for http://2016.funswiftconf.com
17. YIDetectWindowA subclass of UIWindow for detecting shake, status-bar-tap, long-press, touchBegan/Moved/Ended/Cancelled, via NSNotification.
20. SwiftElmReactive + Automaton + VTree in Swift, inspired by Elm.