A fast & simple, yet powerful & flexible logging framework for macOS, iOS, tvOS, watchOS and visionOS

A simple, highly customisable, data-driven 3D carousel for iOS and Mac OS

RestKit is a framework for consuming and modeling RESTful web resources on iOS and OS X

Three20 is an Objective-C library for iPhone developers

Easy to use CFNetwork wrapper for HTTP requests, Objective-C, Mac OS X and iPhone

`stringWithFormat:` for the sophisticated hacker set

tap + haiku = tapku, a well crafted open source iOS framework

This framework implements a strict JSON parser and generator in Objective-C.

A similar control to the pull down to refresh control created by atebits in Tweetie 2.

XcodeColors allows you to use colors in the Xcode debugging console. It's designed to aid in the debugging process.

App Sales allows iPhone and Mac App Store developers to download and analyze their daily and weekly sales reports from iTunes Connect.

Drop in sharing features for all iPhone and iPad apps

A page-turning interface for iOS apps

A UISwitch-like segmented control for your iOS app.

A collection of helpers (categories) we've written for iOS and OS X, full with convenience methods to make them easier and more useful. [tags:cocoa,objective-c,ios,mac]

Core Animation iOS example code. Lots of it.

Mobile ITC Reports Downloader and Dashboard

Simple update checker for iOS apps

Objective-C Gravatar API