jawwad / Awesome-Swift-Playgrounds

A List of Awesome Swift Playgrounds

Awesome Swift Playgrounds

A curated list of awesome Swift playgrounds.

Contributing

Please take a quick look at the contribution guidelines first. Thanks to all contributors; you rock!

If you see a playground here that does not work anymore with the current release of Xcode or is not a good fit, please submit a pull request to improve this file or consider updating it. Thank you!

Downloading all the playgrounds

All the playgrounds are available as submodules in the playgrounds/ directory, to download them all in one go, just clone this repository with git clone --recursive https://github.com/uraimo/Awesome-Swift-Playgrounds.git or execute git submodule update --init after you have cloned the repository the usual way.

Apple's playgrounds distributed as zip archives have to be downloaded manually.

Tags

🌟 = My personal favorites

📱 = iOS Playground

☘️ = Swift 3+ Playground

Contents

• Learning Swift
• Learning Swift: Advanced Topics
  • Design Patterns
  • Protocol Oriented Programming
  • Functional Reactive Programming
• Apple's Playgrounds
• Playgrounds about Playgrounds
• Playgrounds from Playgroundbooks
• Theoretical Computer Science
  • Algorithms and Data Structures
  • Languages
• UIKit And Graphics
  • Core Image
  • Metal
  • Animations
  • SpriteKit
• Audio
• Mathematics
• Libraries and APIs
• Playground sets
• Miscellaneous

Learning Swift

Some interesting playgrounds to learn Swift

• The Swift Programming Language Playgrounds - 40+ playgrounds, one for each chapter of Apple's Swift book. 🌟 ☘️
• Swift Hack Pack - Collection of playgrounds that teaches Swift.☘️
• The Swift Summary Book - A summary of Apple's Swift language. 🌟 ☘️
• Swifter Tips - Examples for every feature of the Swift language. ☘️
• About Swift - A playground about Swift language. ☘️
• Learn Swift - 30+ playgrounds that follow the "Language Guide" section of Apple's Swift book. 🌟
• Swift Reference Playground - Reference playground with basic language syntax and examples.
• Swift Worksheets - Learn Swift by reading through and experimenting with playgrounds.
• Swift Crash Course - A Swift crash course, with links explaining the language and a playground for each topic.
• Swift-Introduction - Collection of playgrounds covering various aspect of the Swift language.
• Swift2 by Playgrounds - Learn Swift 2.0 from playgrounds.
• SwiftStandardLibraryPlaygrounds - A collection of playground demonstrating the use of the Swift Standard Library.
• MPCS51030 UChicago iOS Course - Playgrounds from the 2015 iOS course of the University of Chicago.

Learning Swift: Advanced Topics

Advanced topics, useful once you have mastered the basics of the language

• A Swift Introduction to Core Data - Learn Core Data experimenting directly in this playground. 🌟 ☘️
• TDDSwiftPlayground - Demonstration of using Swift Playgrounds in Test Driven Development with XCTest. ☘️
• Concurrency on iOS - Concurrency and Parallelism in iOS. ☘️
• Swift DSL Example - Implementation of a DSL in Swift. ☘️
• Swiftly Typed Resources - A playground showing how Swift makes Strings, Colors, Fonts, Images, etc easier to deal with.
• Swift KVO Closures - Swift KVO playground.
• Swift Date Tutorial - Learn everythig about NSDate.
• Swift And C - Examples about using C with Swift.
• Swift Memory Management - How to avoid retain cycles, from this post.

Design Patterns

• Design Patterns Playground - Learning GoF's Design Patterns in Swift 3. ☘️
• iOS Design Patterns - Sample projects for MVC, MVP, MVVM, and VIPER. ☘️
• Design Patterns Playgrounds - Playground that show various traditional design patterns.

Protocol Oriented Programming

• Swift Diagram Playgrounds - Adaptation of the Protocol-Oriented Programming in Swift talk from WWDC 2015. ☘️
• Swift Protocol Extensions - A playground to explore Protocol Extensions.
• Battleship Example - An example of how to use Protocol Oriented Programming with the battleship game.

Functional Reactive Programming

• ReactiveCocoa Playground - The easiest way to get a taste of ReactiveCocoa.
• Swift Reactive Playground - Companion to the article: ReactiveCocoa made Simple With Swift.

Apple's Playgrounds

Playgrounds from Apple, usually presented at some WWDC

• Apple's Mandelbrot Playground - A playground with the mandelbrot fractal (updated to Swift 3 by @palmerc, @kemalenver). ☘️
• Apple's Balloons Playground - The balloons playground showed at WWDC14.
• Interactive Playgrounds - Playground that presents the interactive playgrounds feature with a UIKit dynamics Newton's cradle. 🌟
• Apple's Crustacean Playground - Protocol-Oriented Programming with Value Types.
• Apple's Swift Standard Library Playground - experiment with Swift standard library types and high-level concepts using visualizations and practical examples.

Playgrounds about Playgrounds

Playgrounds that describe what you can do with playgrounds

• XCTest Playground - Better looking tests for playgrounds. ☘️
• Interactive Playground - Exploring interactivity in Playgrounds. ☘️
• Mondrian - Make iOS app mockups in Swift 2.x playgrounds.

Playgrounds from Playgroundbooks

Playgrounds derived from iPad Swift Playgroundbooks

• iPad Swift Playgrounds - The sample playgroundbooks converted to playgrounds.☘️

Theoretical Computer Science

• Logician - Logic programming in Swift. 🌟 ☘️
• Function Composition in Swift - Exploration of function composition in Swift. 🌟 ☘️
• Learn about transducers - A little tutorial that explains transducers.
• Swift Functors, Applicatives, and Monads in Pictures - Companion to the article: Swift Functors, Applicatves, and Monads in Pictures.
• Functors in Swift - A playground to introduce Functors in Swift, and their practical usage.

Algorithms and Data Structures

Algorithms and data structures implemented in Swift

• Swift Algorithm Club - Algorithms and data structures in Swift with explanations. 🌟 ☘️
• Sorting Experiments - Alluring experiments with sorting algorithms in Swift, sort of. ☘️
• Visual Binary Trees - Effortless visualization of arbitrary Binary Trees, along with their pluggable traversal implementations. 🌟 ☘️
• DataStructures Playground - Data Structures and Algorithms in Swift.
• Swiftography - Standard cryptographic algorithms in a Swift Playground.
• Algorithms Playground - Various algorithm implementation in Swift.
• Dynamic Programming With Swift - A set of three dynamic programming problems implemented in a Swift.
• The Jelly Bean Problem - The Jelly Bean problem from Wait But Why.
• Euclidean Strings - A playground leveraging ReSwift to generate Euclidean Strings.

Languages

Programming language interpreters implemented in Swift

• Write your own language: Mu - A playground explaining how to create a tiny programming language named Mu. 🌟 ☘️
• ASM Swift - A playground for learning Assembly language through Swift. 🌟 ☘️
• Register VM - A register-based VM in a Swift playground. 🌟
• Turtle Playground - A playground with Logo-like commands. 🌟
• Swift Brainfuck - Brainfuck interpreter written in Swift using Playground.

UIKit And Graphics

A list of playgrounds that demostrate various aspect of UIKit and other graphical frameworks

• UIStackView Playground - Interesting examples of use of UIStackViews.🌟 ☘️
• Bezier Path Playgrounds - Some playgrounds to better understand UIBezierPaths. ☘️
• UIKit playground - Playgrounds to experiment interactively with UIKit views. ☘️
• Checkmark Button - Animated check mark button. ☘️
• Window Manager Playground - Playground for an experimental window manager. 📱☘️
• UIDynamic Playground - Multiple Playgrounds using almost every behaviour of UIDynamic. ☘️
• WWDC16 Typography 🇯🇵 - Draw a logo or any text with the WWDC16 ASCII texture. ☘️
• RPClarity - Shows a technique for blurring an image behind the characters behind one or more UILabels.
• Swift Clock - An animated clock in a swift playground.
• WatchKit Asset Playground - A swift playground for creating awesome animations for your WatchKit Apps.
• Swift 2.0 Protocol Extension Example - Showing how to use Swift2 protocol extensions to render errors in UIViews and UIViewControllers without subclassing or creating classes.
• Tinting - A small playground to demonstrate image tinting in UIKit.
• Animated GIF Playground - Swift playground for generating animated GIFs.
• Ray tracing Playground - A playground and a series of articles on ray tracing, see also part 2, 3, 4, 5 🌟
• WWDC16 Logo Playground - Drawing the WWDC16 logo in a playground.

Core Image

• Interpolation Playground - Playground demonstrating lerp, smooth step, Catcall-Rom and others!
• CoreImage for Swift Playgrounds - Growing collection of CoreImage playgrounds from the upcoming book "CoreImage For Swift". 🌟
• Image Processor - Implementing different image filter algorithms.

Metal

• Metalbrot - Interactive playground that draws the Mandelbrot fractal with Metal. 🌟 ☘️
• METAL Playground - Apple Metal framework playground. 🌟

Animations

• Core Animation Swift Playgrounds - A set of interesting Core Animation playgounds. ☘️
• UIViewPropertyAnimator Playground - Playground demonstrating UIViewPropertyAnimator. ☘️
• WWDC Crowd Simulator 2017 - A SpriteKit experiment to simulate the WWDC2017 logo crowd. ☘️
• iOS Animation Samples - Experiment with iOS animations.
• Additive Animations - Experiment with multiple additive animations in Core Animation.
• Core Animation Playground - Companion to Apple's Core Animation Programming Guide.
• Duet-Inspired Trail Effect - How to get a Duet style trailing effect in SpriteKit.

SpriteKit

• SpriteKit Swift 3 - Playground for exploring Sprite Kit. ☘️
• SpriteKit Collisions - Demonstrates how to perform physics collision detection using Swift and SpriteKit.
• SceneKit Examples - Experiment with SceneKit and Swift.

Audio

Sounds and music

• AudioKit Playground Book - A set of playgrounds using AudioKit designed for the iOS10 Playgrounds app. 📱 ☘️
• Bach Playground - A Simple Swift Playground that plays a brief piece by Bach with AVAudioEngine and AVMIDIPlayer. ☘️
• PlayerNode Playground - Playground using AVAudioEngine with a playernode and effects to play an audio file. 🌟 ☘️

Mathematics

Live math with playgrounds

• Lindenmayer Systems - A Swift playground exploring Lindemayer systems. ☘️
• Swift Natural Numbers - A playground for implementing the natural numbers and more concepts in number theory. ☘️
• Swift Accelerate - Using the Accelerate framework and Swift for Linear Algebra.
• Swifty Mathematics - A collection of swift playground about mathematics.
• Numerical Algorithms - Numerical argorithms playground from Ray Wenderlich.

Libraries and APIs

Library tutorials, in a playground

• AudioKit Playgrounds - 130+ Audio synthesis, processing, playback, and analysis playgrounds with AudioKit. ☘️
• AIToolbox - A set of playgrounds showing machine learning algorithms, all implemented with pieces of the AIToolbox framework code. ☘️
• Cognitive Service APIs - Get started with the Microsoft Cognitive Services APIs. ☘️
• Argo Playground - JSON decoding with Argo.
• S3Uploader - A playground to upload images to AWS S3.
• Realm Swift Playground - A playground that demos the basic features of Realm in swift.

Playground Sets

Sets of playgrounds about various topics

• Public Extensions - A set of useful extensions from @PublicExtension. 🌟 ☘️
• Parks And Recreation - Great collection of interesting playgrounds, for fun and for profit. 🌟 ☘️
• URaimo's Playgrounds - My playgrounds, various topics. ☘️
• ManuelCarlos's Playgrouds - Various playgrounds. ☘️
• Sketchytech's Playgrounds - Various Playgrounds. 🌟
• Swift fun playgrounds - A few playgrounds to showcase Swift peculiar features.
• BradLarson's Playgrounds - Various playgrounds.
• Dmikusa's Playgrounds - Playgrounds that show basic Swift, JSON parsing, sending HTTP requests and basic file IO.
• Cananito's Playgrounds - Various playgrounds.
• Mgrebenets's Playgrounds - Various playgrounds.
• Uberbruns's Playgrounds - Various playgrounds.

Miscellaneous

What doesn't fit anywhere else, but still awesome

• Icon Creator - Create app icons on Swift playground. ☘️
• 2048 Playground - The 2048 game implemented with a playground. ☘️
• SwiftShell - Bash shell in a playground. ☘️
• File Browser Playground - Simple File Browser for Swift Playgrounds on iOS.📱 ☘️
• Game Boards - Chess, checkers, tic-tac-toe, sudoku and many others in playground. 🌟
• StarWars Seals - Emblems from Star Wars in Swift playgrounds via CoreGraphics and UIViews
• SwiftFiles - Save, Load and Delete files easily from within a Swift playground.
• Earth photos - A slideshow of Earth photos taken by DSCOVR/EPIC. 🌟