The Swi$ Programming Language Origins • Started in 2010 by Chris La4ner. • Announced at WWDC 2014. • Released with iOS8. The open source project • Announced WWDC 2014, released late 2015. • Developed in the open at swi>.org. Components: 1. Language and standard library 2. Package Manager 3. Founda>on, libdispatch, XCTest 4. REPL and debugger Tools • Xcode 7.3 • Package Manager, example package • Atom with language-swi? and swi?-debugger