2. SilicaPure Swift CoreGraphics (Quartz2D) implementation (Supports Linux)
4. CacaoPure Swift Cross-platform UIKit (Cocoa Touch) implementation (Supports Linux)
5. KronosPure Swift implementation of GLKit for OpenGL ES (Supports Linux)
6. SwiftfoundationCross-Platform, Protocol-Oriented Programming base library to complement the Swift Standard Library. (Pure Swift, Supports Linux)
11. GATTBluetooth Generic Attribute Profile (GATT) for Swift (Supports Linux)