AnyDate - Swifty Date & Time API impressed from Java eight DateTime API. SwiftyTimer - Swifty API for NSTimer. Also contains Sunrise and Sunset time generators, time pickers and NSTimer interfaces. Solar - A Swift micro library for making Sunrise and Sunset moments. DateTools - Dates and instances created easy in Objective-C. 8601-date-formatter - A Cocoa NSFormatter subclass to convert dates to and from ISO-8601-formatted strings.