A curated list of awesome iOS frameworks, libraries, tutorials, plugins Xcode, components and much more. The list is divided into categories such as Frameworks, Components, Testing and others, open source projects, free and paid services. There is no pre-established order of items in each category, the order is for contribution. If you want to contribute, please read the guide.

Projects in Swift language will be marked with :🔶: feel free to add your project.

Contents

• Getting Started

• Library and Frameworks

  • Audio
  • Cache
  • Core Data
  • Charts
  • Database
  • HUD
  • Images
  • EventBus
  • JSON
  • Layout
  • Logging
  • Maps
  • Location
  • Networking
  • Push Notifications
  • Passbook
  • Text
  • Walkthrough / Intro / Tutorial
  • UI
  • Websocket
  • Code Quality
  • Analytics
  • Payments
  • Products
  • Utility
  • Security
  • Video

• Project setup

• Dependency / Package Manager

• Testing

  • TDD / BDD
  • UI Testing
  • Beta Distribution

• Toolchains

• Rapid Development

• Deployment

• App Store

• SDK

• Xcode

  • Plugins
  • Package Manager
  • Themes
  • Misc

• Style Guides

• Good Websites

  • News, Blogs and Feeds
  • UIKIt references
  • Components and Packages
  • Forums and discuss lists
  • Tutorials and Keynotes
  • Prototyping

• Twitter

• Facebook Groups

• Podcasts

• Books

• Other Awesome Lists

• Contributing

Getting Started

• Road Map iOS - Start Developing iOS Apps Today, Apple Guide.
• Lifehacker - I Want to Write iOS Apps. Where Do I Start?
• Codeproject - Getting Started with iPhone and iOS Development.
• Ray Wenderlich - Learn to code iOS Apps.
• Stanford - Developing Apps to iOS - Stanford's iTunes U App Development Course (Audio and Video).
• Stanford - Developing iOS 8 Apps with Swift - Stanford's 2015 iTunes U App Development Course.🔶

Libraries And Frameworks

Audio

• AudioBus - Add Next Generation Live App-to-App Audio Routing
• AudioKit - A powerful toolkit for synthesizing, processing, and analyzing sounds.

Cache

• SDURLCache - URLCache subclass with on-disk cache support on iPhone/iPad.

Charts

• ios-charts - A powerful chart / graph framework, the iOS equivalent to MPAndroidChart. 🔶

Core Data

• CWCoreData - Additions and utilities to make it concurrency easier with the Core Data framework.
• Objective-Record - Objective Record is a lightweight ActiveRecord way of managing Core Data objects.
• Magical Record - Super Awesome Easy Fetching for Core Data.
• SSDataKit - Eliminate your Core Data boilerplate code.
• ios-queryable - ios-queryable is an implementation of IQueryable/IEnumerable for Core Data.
• ReactiveCoreData - ReactiveCoreData (RCD) is an attempt to bring Core Data into the ReactiveCocoa (RAC) world.
• Ensembles - A synchronization framework for Core Data.
• SLRESTfulCoreData - Objc naming conventions, autogenerated accessors at runtime, URL substitutions and intelligent attribute mapping.
• Mogenerator - Automatic Core Data code generation.
• HardCoreData - CoreData stack and controller that will never block UI thread.
• encrypted-core-data - Core Data encrypted SQLite store using SQLCipher.

Database

• Realm - The alternative to CoreData and SQLite: Simple, modern and fast.
• YapDatabase - YapDatabase is an extensible database for iOS & Mac.

Encryption

• AESCrypt-ObjC - A simple and opinionated AES encrypt / decrypt Objective-C class that just works.

HUD

• MBProgressHUD - Drop-in class for displays a translucent HUD with an indicator and/or labels while work is being done in a background thread.
• SVProgressHUD - A clean and lightweight progress HUD for your iOS app.
• ProgressHUD - ProgressHUD is a lightweight and easy-to-use HUD.
• M13ProgressSuite - A suite containing many tools to display progress information on iOS.
• JHProgressHUD - An easy and lightweight Swift library to show HUD in IOS applications. 🔶

Images

• GPU Image - An open source iOS framework for GPU-based image and video processing.
• UIImage DSP - IOS UIImage processing functions using the vDSP/Accelerate framework for speed.
• QR Code Scanner - QR Code implementation.
• AsyncImageView - Simple extension of UIImageView for loading and displaying images asynchronously without lock up the UI.
• SDWebImage - Asynchronous image downloader with cache support with an UIImageView category.
• DFImageManager - Modern framework for fetching images from various sources. Zero config yet immense customization and extensibility. Uses NSURLSession.
• MapleBacon - An image download and caching library for iOS written in Swift. 🔶
• NYTPhotoViewer - Slideshow and image viewer.
• IDMPhotoBrowser - Photo Browser / Viewer.
• JTSImageViewController - Interactive iOS image viewer.
• Concorde - Download and decode progressive JPEGs.
• SCRecorder - Camera engine with Vine-like tap to record, animatable filters, slow motion, segments editing.
• HanekeSwift - A lightweight generic cache for iOS written in Swift with extra love for images. 🔶
• TOCropViewController - A view controller that allows users to crop UIImage objects.

EventBus

• Caravel - A Swift event bus for UIWebView and JS 🔶
• SwiftEventBus - A publish/subscribe event bus optimized for iOS8. 🔶
• PromiseKit - Promises for iOS and OS X.

JSON

• JSONKit - Objective-C JSON.
• TouchJSON - A humane JSON Objective-C un-framework.
• JSON-Framework - This framework implements a strict JSON parser and generator in Objective-C.
• Mantle - Model framework for Cocoa and Cocoa Touch.
• Groot - Convert JSON dictionaries and arrays to and from Core Data managed objects.
• KZPropertyMapper - Data mapping and validation with minimal amount of code.
• JSONModel - Magical Data Modelling Framework for JSON. Create rapidly powerful, atomic and smart data model classes.
• SwiftyJSON - The better way to deal with JSON data in Swift. 🔶
• FastEasyMapping - Serialize & deserialize JSON fast.
• OCMapper - Objective-C & Swift library to easily map NSDictionary to model objects. 🔶
• ObjectMapper - A framework written in Swift that makes it easy for you to convert your Model objects (Classes and Structs) to and from JSON. 🔶

Layout

• ios-flexboxkit - A simple UIKit extension to wrap Flexbox layouts.
• Masonry - Harness the power of AutoLayout NSLayoutConstraints with a simplified, chainable and expressive syntax.
• FLKAutoLayout - UIView category which makes it easy to create layout constraints in code.
• Façade - Programmatic view layout for the rest of us - an autolayout alternative.

Logging

• CleanroomLogger - A configurable and extensible Swift-based logging API that is simple, lightweight and performant. 🔶
• CocoaLumberjack - A fast & simple, yet powerful & flexible logging framework for Mac and iOS.
• NSLogger - a high perfomance logging utility which displays traces emitted by client applications running on Mac OS X, iOS and Android.
• Aardvark - A performant logging framework that makes it dead simple to create actionable bug reports on iOS.

Maps

• Route-me - Open source map library for iOS.
• Mapbox - Mapbox iOS SDK, an open source alternative to MapKit.
• NAMapKit - Allows you to use custom maps in iphone applications and attempts to mimics some of the behaviour of the MapKit framework.
• Mapbox GL - An OpenGL renderer for Mapbox Vector Tiles with SDK bindings for iOS.

Location

• IngeoSDK - Always-On Location monitoring framework for iOS.

Networking

• AFNetworking - A delightful iOS and OS X networking framework.
• RestKit - RestKit is an Objective-C framework for iOS that aims to make interacting with RESTful web services simple, fast and fun.
• FSNetworking - Foursquare iOS networking library.
• ASIHTTPRequest - Easy to use CFNetwork wrapper for HTTP requests, Objective-C, Mac OS X and iPhone.
• Overcoat - Overcoat is a small but powerful library that makes creating REST clients simple and fun.
• ROADFramework - Attributed-oriented approach for interacting with web services. The framework has built-in json and xml serialization for requests and responses and can be easily extensible.
• MBNetworkMonitor - A modern replacement for Apple's Reachability class that uses CoreTelephony to report more information about the user's network connection.
• MBNetworkIndicator - Provides a simple way to coordinate the device's network activity indicator across multiple. requests.
• Alamofire - Alamofire is an HTTP networking library written in Swift, from the creator of AFNetworking. 🔶
• Transporter - A tiny library makes uploading and downloading easier. 🔶
• CDZPinger - Easy-to-use ICMP Ping.

Push Notifications

• Orbiter - Push Notification Registration for iOS.
• PEM - Automatically generate push notification profiles for your server.
• Parse Push - Complete free Push Notifications Backend with the possibility of creating segments, scheduling and even A/B Testing.
• Urban Airship - Paid Push Notifications backend.
• Growth Push - Paid Push Notifications. It is one of the most popular tool in Japan.

Passbook

• passbook - Passbook gem let's you create pkpass for passbook iOS 6+.
• Dubai - Generate and Preview Passbook Passes.
• Passkit - Design, Create and validate Passbook Passes.

Text

• Twitter Text Obj - An Objective-C implementation of Twitter's text processing library.
• Nimbus - Nimbus is a toolkit for experienced iOS software designers.
• NSStringEmojize - A category on NSString to convert Emoji Cheat Sheet codes to their equivalent Unicode characters.
• MMMarkdown - An Objective-C static library for converting Markdown to HTML.
• DTCoreText - Methods to allow using HTML code with CoreText.
• DTRichTextEditor - A rich-text editor for iOS.

Walkthrough / Intro / Tutorial

• Onboard - Easily create a beautiful and engaging onboarding experience with only a few lines of code.
• EAIntroView - Highly customizable drop-in solution for introduction views.
• MYBlurIntroductionView - A super-charged version of MYIntroductionView for building custom app introductions and tutorials.
• BWWalkthrough - A class to build custom walkthroughs for your iOS App.
• GHWalkThrough - A UICollectionView backed drop-in component for introduction views.
• ICETutorial - A nice tutorial like the one introduced in the Path 3.X App.
• JazzHands - Jazz Hands is a simple keyframe-based animation framework for UIKit. Animations can be controlled via gestures, scroll views, KVO, or ReactiveCocoa.

UI

• Chameleon - A lightweight, yet powerful, flat color framework for iOS.
• ActionSheetPicker-3.0 - Quickly reproduce the dropdown UIPickerView / ActionSheet functionality on iOS.
• FlatUIKit - A collection of awesome flat UI components for iOS.
• JVFloatLabeledTextField - UITextField subclass with floating labels.
• SSBouncyButton - iOS7-style bouncy button UI component.
• BetweenKit - A robust drag-and-drop framework for iOS.
• JSQMessagesViewController - An elegant messages UI library for iOS.
• AMSmoothAlert - A cool AlertView.
• TSMessages - Show notification views on top of screen such as success, error, warning or messages for iOS.
• NZAlertView - Simple and intuitive alert view. Similar to push notification effect.
• MGSwipeTableCell - UITableViewCell subclass that allows to display swippable buttons with a variety of transitions.
• ARAutocompleteTextView - subclass of UITextView that automatically displays text suggestions in real-time. Perfect for email Textviews.
• TGCameraViewController - Custom camera with AVFoundation. Beautiful, light and easy to integrate with iOS projects.
• ENSwiftSideMenu - A simple side menu for iOS 7/8 written in Swift. 🔶
• MDCSwipeToChoose - Swipe to "like" or "dislike" any view, just like Tinder.app. Build a flashcard app, a photo viewer, and more, in minutes, not hours!
• ParallaxTableViewHeader - Parallax scrolling effect on UITableView header view when a tableView is scrolled.
• JLToast - Toast for iOS with very simple interface. 🔶
• SweetAlert - Live animated Alert View for iOS written in Swift. 🔶
• Form - JSON driven form
• BLKFlexibleHeightBar - Create condensing header bars like those seen in the Facebook, Square Cash, and Safari iOS apps.
• NMPopUpView - Simple iOS class for showing nice popup windows. Swift and Objective-C versions available. 🔶
• SDevIconFonts - Fontawesome, Iconic, Ionicons, Octicon porting for swift. 🔶
• SDevBootstrapButton - Twitter Bootstrap buttons for Swift 🔶
• SDevCircleButton - Circle Button for Swift 🔶
• SDevFlatColors - Flat Colors on Swift 🔶
• ColorArt - extract dominant colors from image like iTunes 11.
• IQKeyboardManager - Codeless drop-in universal library allows to prevent issues of keyboard sliding up and cover UITextField/UITextView.
• WCFastCell - Fast cells for Tables/Collections scrolling (without animations).
• Motif - A lightweight and customizable JSON stylesheet framework for iOS.
• VBFPopFlatButton - Flat button with 9 different states animated using Facebook POP.
• HTPressableButton - Flat design pressable button.
• AnimationEngine - Easily build advanced custom animations on iOS.
• Cool-iOS-Camera - A fully customisable and modern camera implementation for iOS made with AVFoundation.
• AsyncDisplayKit - AsyncDisplayKit is an iOS framework that keeps even the most complex user interfaces smooth and responsive.
• AMTagListView - UIScrollView subclass that allows to add a list of highly customizable tags.
• MotionBlur - MotionBlur allows you to add motion blur effect to iOS animations.
• PBJVision - iOS camera engine, features touch-to-record video, slow motion video, and photo capture.
• DynamicColor - Yet another extension to manipulate colors easily in Swift 🔶
• GaugeKit - Customizable gauges. Easy reproduce Apple's style gauges. 🔶

WebSocket

• Socket Rocket - A conforming Objective-C WebSocket client library.

Code Quality

• KZBootstrap - Set of scripts and annotations that generate extra compile time errors and warnings on bad code quality.
• KZAsserts - Set of custom assertions that automatically generate NSError's, allow for both Assertions in Debug and Error handling in Release builds, with beatiful DSL.
• PSPDFUIKitMainThreadGuard - Simple snippet generating assertions when UIKit is used on background threads.
• Flex - An in-app debugging and exploration tool for iOS.
• chisel - Collection of LLDB commands to assist debugging iOS apps.
• OCLint - Static code analysis tool for improving quality and reducing defects.
• ocstyle - Objective-C style checker.
• SwiftLint - An experimental tool to enforce Swift style and conventions. 🔶
• spacecommander - Commit fully-formatted Objective-C code as a team without even trying.

Analytics

• Flurry Analytics - Free app Analytics API.
• Parse Analytics - Measure App Usage, track bugs and much more.
• Mixpanel - Advanced analytics platform.
• Localytics - Brings app marketing and analytics together.
• Answers by Fabric - Answers gives you real-time insight into people’s experience in your app.
• Liquid Analytics - Identify behaviours through Analytics and react with real-time Personalization.
• GTrack - Lightweight Objective-C wrapper around the Google Analytics for iOS SDK with some extra goodies.
• ARAnalytics - Analytics abstraction library offering a sane API for tracking events and user data.
• Segment - The hassle-free way to integrate analytics into any iOS application.

Payments

• Stripe - Payment integration on your app with PAY. Suitable for people with low knowlege on Backend.
• Braintree - Free payment processing on your first $50k. Requires Backend.
• Venmo Make and accept payments in your iOS app via Venmo.

Products

• Import.io - Instantly Turn Web Pages into Data.
• Tapglue - Build social products and a activity feed with a few lines of code.

Utility

• Underscore.m - A DSL for Data Manipulation.
• SBConstants - Generate a constants file by grabbing identifiers from storyboards in a project.
• XExtensionItem - Easier sharing of structured data between iOS applications and share extensions.
• ReflectableEnum - Reflection for enumerations in Objective-C.
• VWWPermissionKit - A visual permission manager for iOS.

Security

• UICKeyChainStore - UICKeyChainStore is a simple wrapper for Keychain on iOS.
• cocoapods-keys - A key value store for storing environment and application keys.
• Valet - Securely store data in the iOS or OS X Keychain without knowing a thing about how the Keychain works.
• libextobjc - A Cocoa library to extend the Objective-C programming language.

Video

• VIMVideoPlayer - A simple wrapper around the AVPlayer and AVPlayerLayer classes.

Project setup

• crafter - CLI that allows you to configure iOS project's template using custom DSL syntax, simple to use and quite powerful.
• liftoff - Another CLI for creating iOS projects.
• KZBootstrap - iOS project bootstrap aimed at high quality coding.
• amaro - iOS Boilerplate full of delights.
• chairs - Swap around your iOS Simulator Documents

Dependency / Package Manager

• Cocoa Pods - CocoaPods is the dependency manager for Objective-C projects. It has thousands of libraries and can help you scale your projects elegantly.
• Xcode Maven - The Xcode Maven Plugin can be used in order to run Xcode builds embedded in a Maven lifecycle.
• Gradle - The gradle xcode plugin can be used to build iOS or Mac OS X Projects using gradle.
• Carthage - A simple, decentralized dependency manager for Cocoa. 🔶
• SWM (Swift Modules) - A package/dependency manager for Swift projects similar to npm (node.js package manager) or bower (browser package manager from Twitter). Does not require the use of XCode. 🔶

Testing

TDD / BDD

• Kiwi - A behavior-driven development library for iOS development.
• Specta - A light-weight TDD / BDD framework for Objective-C & Cocoa.
• Quick - A behavior-driven development framework for Swift and Objective-C.
• XcodeCoverage - Code coverage for Xcode projects.

UI Testing

• CrashMonkey - Monkey Test Tool For iOS.
• appium - Appium is an open source test automation framework for use with native and hybrid mobile apps.
• robotframework-appiumlibrary - AppiumLibrary is an appium testing library for RobotFramework.
• Cucumber - Behavior driver development for iOS.
• Kif - An iOS Functional Testing Framework.
• Subliminal - An understated approach to iOS integration testing.
• UIAutomation - JavaScript library to write test scripts that exercise your app’s user interface elements while the app runs on a connected device.
• ios-driver - Test any IOS native, hybrid, or mobile web application using Selenium / WebDriver.
• Zucchini - A visual iOS testing framework that loves your apps.
• Remote - Control your iPhone from inside Xcode for end-to-end testing.

Beta Distribution

• Crashlytics - A crash reporting and beta testing service.
• TestFlight Beta Testing - The beta testing service hosted on iTunes Connect (requires iOS 8 or later).
• HockeyApp - With HockeyApp, you can distribute beta versions of your app, collect live crash reports, get feedback from users, and analyze test coverage.

Toolchains

• RubyMotion - RubyMotion is a revolutionary toolchain that lets you quickly develop and test native iOS and OS X applications for iPhone, iPad and Mac, all using the Ruby language.

Rapid Development

• KZPlayground - Playgrounds for Objective-C for extremely fast prototyping / learning.
• dyci - Code injection tool.
• injectionforxcode - Code injection including Swift.
• MMBarricade - Runtime configurable local server for iOS apps.
• NetworkObjects - Generate RESTful server from your Core Data Model.
• STV Framework - Native visual iOS development.

Deployment

• fastlane fastlane lets you define and run your deployment pipelines for different environments.
• deliver Deploy screenshots, app metadata and app updates to the App Store using just one command.
• snapshot Automatically create screenshots in all languages on all devices.

App Store

• Average App Store Review Times This site tracks the average App Store review times for both the iOS and the Mac App Store using data crowdsourced from iOS and Mac developers.
• Apple's Common App Rejections Styleguide Highlighted some of the most common issues that cause apps to get rejected.
• Free App Store Optimization Tool Lets you track your App Store visibility in terms of keywords and competitors.

SDK

• Spotify Spotify iOS SDK.
• Facebook Facebook iOS SDK.
• Google Analytics Google Analytics SDK for iOS
• Paypal iOS SDK The PayPal Mobile SDKs enable native apps to easily accept PayPal and credit card payments.
• Pocket SDK for saving stuff to Pocket.
• Tumblr Library for easily integrating Tumblr data into your iOS or OS X application.
• Evernote Evernote SDK for iOS.
• Box iOS + OS X SDK for the Box API.
• OneDrive Live SDK for iOS.
• Stripe Stripe bindings for iOS and OS X.
• Venmo Make and accept payments in your iOS app via Venmo.
• AWS Amazon Web Services Mobile SDK for iOS.
• Zendesk Zendesk Mobile SDK for iOS.
• Adobe Creative SDK Adobe creative tools and Creative Cloud SDK.
• Dropbox SDKs for Drop-ins and Dropbox Core API.
• Twitter Fabric Twitter Kit for iOS (official SDK, there are also a couple of libraries).
• Giphy Giphy API client for iOS in Objective-C.
• UberKit - A simple, easy-to-use Objective-C wrapper for the Uber API.
• Liquid Analytics Identify behaviours through Analytics and react with real-time Personalization.
• InstagramKit - Unofficial Instagram iOS SDK.

Xcode

Plugins

• SCXcodeMiniMap - SCXcodeMiniMap is a plugin that adds a source editor MiniMap to Xcode.
• Show in Github - Xcode plugin to open the GitHub page of the commit of the currently selected line in the editor window.
• BBUFullIssueNavigator - Xcode plugin for showing all issue content in the issue navigator.
• BBUDebuggerTuckAway - Xcode plugin for auto-hiding the debugger once you start typing in the source code editor.
• SCXcodeSwitchExpander - SCXcodeSwitchExpander is a small Xcode plugin that expands switch statements by inserting missing cases.
• VVDocumenter-Xcode - Xcode plug-in which helps you write Javadoc style documents easier.
• XAlign - An amazing Xcode plugin to align regular code. It can align anything by using custom alignment patterns.
• Cocoapods Xcode Plugin - Dependency management helper for your CocoaPods, right in Xcode.
• KSImageNamed-Xcode - Xcode plug-in that provides autocomplete for imageNamed: calls.
• ColorSense-for-Xcode - Plugin for Xcode to make working with colors more visual.
• Backlight-for-XCode - Highlights the current editing line in Xcode
• UIColor-Hex-Swift - Convenience method for creating autoreleased color using RGBA hex string. 🔶
• KPRunEverywhereXcodePlugin - An Xcode plugin to build and run an app across multiple iOS devices with one click.
• RevealPlugin - Plugin for Xcode to integrate the Reveal App to your project automatic.
• RealmPlugin- Xcode plugin to generate new Realm models.
• AdjustFontSize - Instant font size adjustment with ⌘ + / ⌘ -.
• Lin - Xcode plugin that provides auto-completion for NSLocalizedString.
• Rephrase - Localise from Xcode.
• XCActionBar - "Alfred for Xcode" plugin.
• QuickJump - Quick code navigation for Xcode.
• CATweaker - Plugin for creating beautiful CAMediaTimingFunction curve.
• XcodeWay - An Xcode plugin that makes navigating to many places easier (available via Alcatraz).
• GitDiff - Highlights deltas against git repo in Xcode.
• MCLog - Xcode plugin for filtering the console area.
• XToDo - Dialog with list of all TODO, FIXME, ??? and !!! in the project.
• HTYCopyIssue - Makes Copy Xcode Issue Description Easy.

Package Manager

• Alcatraz - The package manager for Xcode.

Themes

• Dracula Theme - A dark theme for Xcode.
• Xcode themes list - Color themes for Xcode.
• Solarized-Dark-for-Xcode - Solarized Dark Theme for Xcode 5.

Misc

• Synx - A command-line tool that reorganizes your Xcode project folder to match your Xcode groups.

Style Guides

• NY Times - Objective C Style Guide - The Objective-C Style Guide used by The New York Times.
• raywenderlich Style Guide - A style guide that outlines the coding conventions for raywenderlich.com.
• Github Objective-C Style Guide - Style guide & coding conventions for Objective-C projects.
• Objective-C Coding Convention and Best Practices - Gist with coding conventions.
• Swift Style Guide by @raywenderlich - The official Swift style guide for raywenderlich.com. 🔶
• Spotify Objective-C Coding Style - Guidelines for iOS development in use at Spotify.
• Dropbox Objective-C Style Guide -
• Github - Style guide & coding conventions for Swift projects - A guide to our Swift style and conventions by @github. 🔶
• Futurice iOS Good Practices - iOS starting guide and good practices suggestions by @futurice.

Good Websites

News, Blogs and Feeds

• BGR
• iMore
• Lifehacker
• iCode Blog
• NSHipster
• Objc.io
• ASCIIwwdc
• Natasha The Robot
• Apple's Swift Blog 🔶
• iOS Programming Subreddit
• iOS Dev Weekly
• iOS8-day-by-day 🔶
• iOScreator 🔶
• Mathew Sanders 🔶

UIKit references

• iOS Fonts
• UIAppearance list

Components and Packages

• Cocoa Controls
• Cocoa Pods

Forums and discuss lists

• iPhone Dev SDK Forum
• "iOS" on Stackoverflow

Tutorials and Keynotes

• AppCoda
• Tutorials Point
• Code with Cris
• Cocoa with Love
• Cocoa is my Girlfriend
• Code School - Try Objective-C
• Brian Advent youtube channel - Swift tutorials Youtube Channel. 🔶
• RAYWENDERLICH - Tutorials for developers and gamers
• Ry’s Objective-C Tutorial
• Mike Ash
• Big Nerd Ranch 🔶
• Tuts+ 🔶
• iOS-Blog 🔶
• Thinkster 🔶

iOS UI Template

• App Icon Template
• iOS 8 GUI PSD Template
• iOS UI Design Kit
• iOS Design Guidelines

Prototyping

• FluidUI
• Proto.io
• Framer
• Pixate

Twitter

• @objcio
• @nshipster
• @CocoaPods
• @CocoaPodsFeed
• @RubyMotion

Facebook Groups

• HH iOS
• Sketch - Official group
• Design-Code
• Sketch-Design.io
• Origami Community
• Framer JS

Podcasts

• The Rey Wenderlich Podcast
• Debug
• iDeveloper
• App Story
• Mobile Couch
• iOS Bytes

Books

• Programming with Objective-C by Apple
• Object-Oriented Programming with Objective-C by Apple
• The Swift Programming Language by Apple 🔶
• Using Swift with Cocoa and Objective C by Apple 🔶
• iOS Programming: The Big Nerd Ranch Guide by Christian Keur, Aaron Hillegass, Joe Conway
• Programming in Objective-C by Stephen G. Kochan
• Your First iOS App by Ash Furrow
• The Complete Friday Q & A: Volume 1
• 3D Graphics with Scenekit
• Core Data for iOS: Developing Data-Driven Applications for the iPad, iPhone, and iPod touch
• Cocoa Design Patterns

Other Awesome Lists

Other amazingly awesome lists can be found in the

• awesome-awesomeness list.
• Open Source apps list of open source ios apps
• Awesome-swift
  • @matteocrippa - A collaborative list of awesome swift resources.
  • @Wolg - A curated list of awesome Swift frameworks, libraries and software.
• awesome watchkit apps curated list of sample watchkit apps and tutorials.
• iOS Learning Resources Comprenehensive collection of high quality, frequently updated and well maintained iOS tutorial sites.
• awesome-ios-animation - A curated list of awesome iOS animation, including Objective-C and Swift libraries.
• awesome-ios-chart - A curated list of awesome iOS chart libraries, including Objective-C and Swift.
• awesome-gists - A list of amazing gists (iOS section).
• awesome-ios-ui - A curated list of awesome iOS UI/UX libraries.

Contributing

See the guide