A delightful networking framework for iOS, OS X, watchOS, and tvOS.

Streams of values over time

Model framework for Cocoa and Cocoa Touch

A simple, decentralized dependency manager for Cocoa

Asynchronous socket networking library for Mac and iOS

The Library

The Swift (and Objective-C) testing framework.

A small, lightweight, embeddable HTTP server for Mac OS X or iOS applications

A Cocoa library to extend the Objective-C programming language.

A software update framework for OS X

Stub your network requests easily! Test your apps with fake network data and custom response time, response code and headers!

GitHub API client for Objective-C

Model-View-ViewModel, using ReactiveCocoa

Cocoa framework for improving AppKit

A Matcher Framework for Swift and Objective-C

Objective-C bindings to libgit2

Reactive layout framework built on top of ReactiveCocoa

Cocoa framework for updating OS X apps

A sample that shows how to move a running Mac application to the /Applications directory

Modern implementation of the Preferences window for OS X apps, used in TextMate, GitBox and Mou:

Common Xcode configuration files/settings.

A Cocoa NSFormatter subclass to convert dates to and from ISO-8601-formatted strings. Supports calendar, week, and ordinal formats.

Geometry functions for Cocoa and Cocoa Touch

A simple WebSocket server

Bootstrap and CI scripts for Objective-C projects.

RMErrorRecoveryAttempter is a class that conforms to the `NSErrorRecoveryAttempting` informal protocol and harnesses the power of blocks allowing you to provide recovery options for an error.

NSURL & path additions

Framework for sending feedback and system information reports from you Cocoa application.