Stars
Asynchronous image downloader with cache support as a UIImageView category
Realm is a mobile database: a replacement for Core Data & SQLite
An in-app debugging and exploration tool for iOS
A Cocoa / Objective-C wrapper around SQLite
A fast & simple, yet powerful & flexible logging framework for macOS, iOS, tvOS and watchOS
Color framework for Swift & Objective-C (Gradient colors, hexcode support, colors from images & more).
The Git interface you've been missing all your life has finally arrived.
Model framework for Cocoa and Cocoa Touch
A window management application (replacement for Divvy/SizeUp/ShiftIt)
The ultimate API for iOS & OS X Auto Layout — impressively simple, immensely powerful. Objective-C and Swift compatible.
An extension for Apple's xcodebuild that makes it easier to test iOS and macOS apps.
Magical Data Modeling Framework for JSON - allows rapid creation of smart data models. You can use it in your iOS, macOS, watchOS and tvOS apps.
A simple keyframe-based animation framework for UIKit. Perfect for scrolling app intros.
An XMPP Framework in Objective-C for Mac and iOS
Easy to use CFNetwork wrapper for HTTP requests, Objective-C, Mac OS X and iPhone
ResearchKit is an open source software framework that makes it easy to create apps for medical research or for other research projects.
Xcode plug-in that provides autocomplete for imageNamed: calls
Style iOS apps with a stylesheet, similar to CSS
iOS and Mac Cocoa library for communicating over USB
An amazing Xcode Source Editor extension to align regular code. It can align Xnything in any way you want.
A light-weight TDD / BDD framework for Objective-C & Cocoa
A simple and animated Pie Chart for your iOS app.
An in/out tracking app for iOS 7+ that uses iBeacon and Geofencing.
A fast, simple graph drawing and data plotting app for OS X and iPad.