The Big List of Naughty Strings is a list of strings which have a high probability of causing issues when used as user-input data.

A delightful networking framework for iOS, macOS, watchOS, and tvOS.

🧠 Laws, Theories, Principles and Patterns for developers and technologists.

Audio synthesis, processing, & analysis platform for iOS, macOS and tvOS

Public Slack organizations made easy

A utility that reminds your iPhone app's users to review the app.

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

QuickLook generator for Markdown files.

Core Data code generation

Source for many of The Omni Group's frameworks

A fast, simple graph drawing and data plotting app for OS X and iPad.

macOS VM for Apple Silicon using Virtualization API

A Static Library to be embedded on iOS applications to display pdf documents derived from Fast PDF

Let's you connect your laptop to the iPhone to surf the web.

Trackpad-oriented window manager for macOS

The source code for Why The Failure, Auto Layout?

Use a Bluetooth 4 enabled Mac running Mavericks (not Yosemite) as an iBeacon

WebKit plug-in to prevent automatic loading of Adobe Flash content

MobileDevice Implementation

KTPhotoBrowser is a lightweight photo browser library for the iPhone and iPod touch that looks and behaves like the iPhone Photos app.

This repository is no longer being maintained. Please visit https://github.com/lastfm/lastfm-iphone

Cocoa syntax highlighting text view

Syncing framework for Cocoa Touch

OmniGraffle design stencils for designing iOS applications for iPhone, iPad and iPod touch devices.

A wrapper for the iPhone's C-based AddressBook framework.

Various bits of code that are constantly reused by MSZ and are under a BSD license

SunKit is a Swift library which uses math and trigonometry to compute several information about the Sun.

A collection of UI goodies for iPhone.

OTPageScrollView

Useful Objective-C stuff