Code from our book Swift Development with Cocoa (1st Edition), for O'Reilly Media.
Pure Swift Cross-platform UIKit (Cocoa Touch) implementation (Supports Linux)
iOS, tvOS and macOS Objective-C and Swift client library SDK for Ably realtime messaging service
A set of registration code generation and verification helpers for Obj-C, Ruby (Potion Store), PHP and FastSpring
Reactive extensions to Cocoa frameworks, built on top of ReactiveSwift
MQTT for iOS and macOS written with Swift
Reactive Programming in Swift