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Making REST APIs so easy, you can build them in your sleep!

Coursera's Swift Style Guide

Shift is a development tool that allows you to modify variables and run blocks of code while your Android application is running.

Unleashing the real power of Core Data with the elegance and safety of Swift

The ultimate API for iOS & OS X Auto Layout — impressively simple, immensely powerful. Objective-C and Swift compatible.

Easily add custom warnings and errors to your Xcode project's build process

Papers from the computer science community to read and discuss.

CoreData/Realm sweet wrapper written in Swift

Simplify your iOS/Mac analytics

YapDB is a collection/key/value store with a plugin architecture. It's built atop sqlite, for Swift & objective-c developers.

Elegant state machine for Swift.

Makes transitioning between storyboards possible.