nicklockwood

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

A command-line tool and Xcode Extension for formatting Swift code

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SwipeView is a class designed to simplify the implementation of horizontal, paged scrolling views on iOS. It is based on a UIScrollView, but adds convenient functionality such as a...

A declarative UI framework for iOS

NullSafe is a simple category on NSNull that returns nil for unrecognised messages instead of throwing an exception

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Tutorial series demonstrating how to build a retro first-person shooter from scratch in Swift

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AutoCoding is a category on NSObject that provides automatic support for NSCoding and NSCopying to every object.

A simple NSData category for gzipping/unzipping data in iOS and Mac OS

A faster and more flexible binary file format replacement for NSCoding, Property Lists and JSON

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A cross-platform Swift library for evaluating mathematical expressions at runtime

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CountryPicker is a custom UIPickerView subclass that provides an iOS control allowing a user to select a country from a list. It can optionally display a flag next to each country name, and the...

A Swift library for creating and manipulating 3D geometry

Simple sound and music player class for playing audio on Mac and iPhone

FXImageView is a class designed to simplify the application of common visual effects such as reflections and drop-shadows to images, and also to help the performance of image loading by handling...

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Provides a macro that you can use to ensure that a method of an abstract base class *must* be overriden by its subclasses.

LayerSprites is a library designed to simplify the use of sprite sheets (image maps containing multiple sub-images) in UIKit applications without using OpenGL or 3rd-party game libraries. Can load...

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LRUCache is an open-source replacement for NSCache that behaves in a predictable, debuggable way

The ShapeScript 3D modeling app for macOS and iOS

An alternative API for NSNotificationCenter that doesn't suck

Simple Wolfenstein 3D clone written in Swift

A Swift library for Mac and iOS that implements common 2D and 3D vector and matrix functions, useful for games or vector-based graphics

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JPNG is a bespoke image file format that combines the compression benefits of JPEG with the alpha channel support of a PNG file. The JPNG library provides an Objective-C implementation of this...

StandardPaths is a category on NSFileManager for simplifying access to standard application directories on iOS and Mac OS and abstracting the iCloud backup flags on iOS. It also provides support...

ViewUtils is a collection of category methods designed that extend UIView with all the handy little properties and functionality that you always wished were built-in to begin with.

Simple, drop-in replacement for the iPhone UIPageControl that allows customisation of the dot colour, size and spacing.

BaseModel provides a base class for building model objects for your iOS or Mac OS projects. It saves you the hassle of writing boilerplate code, and encourages good practices by reducing the...

This library provides OrderedDictionary and MutableOrderedDictionary subclasses.

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A command-line tool for tracking Swift project licenses

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Mac and iOS library for parsing structured text

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An experimental implementation of touch-friendly first-person shooter controls using SceneKit and Swift

A simple Chess game for iOS, written in Swift

OSCache is an open-source re-implementation of NSCache that behaves in a predictable, debuggable way.

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Lightweight reachability class for Mac and iOS

A library for formatting strings on iOS and macOS

CryptoCoding is a superset of the NSCoding protocol that allows for simple, seamless AES encryption of any NSCoding-compatible object.

A collection of category methods designed to simplify the process of HTTP request construction and manipulation in Cocoa.

CubeController is a UIViewController subclass that can be used to create a rotating 3D cube navigation.

Cross-platform Swift library for parsing SVGPath strings

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HRCoder is a replacement for the NSKeyedArchiver and NSKeyedUnarchiver classes that uses a human-readable/editable format that can easily be stored in a regular Plist or JSON file.

Code samples and projects for presentations that I have given

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StackView is a class designed to simplify the implementation of vertical stacks of views on iOS. You can think of it as a bit like a simplified version of UITableView.

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StringCoding is a simple Mac/iOS library for setting object properties of any type using string values. It can automatically detect the property type and attempt to interpret the string as the...