etc

• BFPaperCheckbox - iOS Checkboxes inspired by Google's Paper Material Design.
• AHKActionSheet - An alternative to the UIActionSheet inspired by the Spotify app.
• DBCamera - DBCamera is a simple custom camera with AVFoundation
• CircularFloatingActionMenu - an animated circular menu for Android
• PKMultipartInputStream - An NSInputStream subclass suitable for building multipart/form-data HTTP requests bodies in MacOSX/iOS applications.
• groundy - Sexy way to execute async/background tasks on Android
• MultiChoiceAdapter - Android - A ListView adapter with support for multiple choice modal selection
• HzGrapher - DEPRECATED: No longer actively maintained.
• blur-view-library - Using render script to blur background of views
• Dynamicbox - Android library to show Loading view when waiting for initial state
• ViewBlurrer - Little nifty helper to apply a blur-effect to any Android View
• BlurBehind - [DEPRECATED] Easily have blurred and transparent background effect on your Android views.
• BlurEffectForAndroidDesign - Sample to show how to implement blur graphical tricks
• astrid - Astrid: Android's #1 Task Management Application
• scribe - DEPRECATED: A rich text editor framework for the web platform
• EasyCamera - Wrapper around the android Camera class that simplifies its usage
• YOLOKit - Getting square objects down round holes
• Simple-OpenGL-Image-Library - Simple image uploader primarily for OpenGL
• Android-Image-Filters - null
• Android-ImageMagick - ImageMagick library ported to Android
• AcDisplay - AcDisplay is a new way of handling notifications in Android.
• FlatUI - Android FlatUI Kit
• DropDownDemo - Demo of a dropdown menu for android
• facebook-api-android-maven - The mavenized Facebook Android SDK on Maven Central Repository
• android-image-filter - some android image filters
• ListviewFilter - Awesome Listview filter functionality in Android.
• SizeAdjustingTextView - This is based on an open source autosizing textview for Android.
• android-segmented-control - ios UISegmentedControl for android
• activityanimation - Activity animation
• RaptureXML - A simple, sensible, block-based XML API for iOS and Mac development.
• roman10-android-tutorial - android tutorial source code
• Renderers - Renderers is an Android library created to avoid all the boilerplate needed to use a RecyclerView/ListView with adapters.
• DraggablePanel - Android library used to create an awesome Android UI based on a draggable element similar to the last YouTube graphic component.
• android-ffmpeg-sample - An actual functioning Android app using ffmpeg through the NDK
• FFmpeg-Android - Building FFmpeg for Android neon, armv7, vfp and armv6, used in VPlayer for Android
• MediaPlayerSurface - Use MediaPlayer and SurfaceTexture playback video
• TextureViewDemo - Android TextureView Demo
• TextureViewDemo - Android TextureView Demo like the new Youtube app.
• AndroidFastImageProcessing - A framework for speeding up image processing on android devices by taking advantage of shaders on the GPU.
• drag-sort-listview - Android ListView with drag and drop reordering.
• RoundedImageView - A fast ImageView that supports rounded corners, ovals, and circles.
• DevsmartLib-Android - A Horizontal ListView for Android
• Android-HorizontalListView - HorizontalListView is an Android ListView widget which scrolls in a horizontal manner (in contrast with the SDK-provided ListView which scrolls vertically).
• ListViewAnimations - [DEPRECATED] An Android library which allows developers to easily add animations to ListView items
• android-ffmpeg - a system for building custom ffmpeg binaries for Android
• OpenCamera - Open camera project - multi-functional camera application for android.
• AndHUD - Android Progress HUD and Dialog helpers for Xamarin.Android apps!
• android_frameworks_support - null
• CSStickyHeaderFlowLayout - UICollectionView replacement of UITableView. Do even more like Parallax Header, Sticky Section Header. Made for iOS 7.
• MHVideoPhotoGallery - A Photo and Video Gallery
• gesture-imageview - Implements pinch-zoom, rotate, pan as an ImageView for Android 2.1+
• TouchImageView - Adds touch functionality to Android ImageView.
• IBActionSheet - Customizable iOS 7 style UIActionSheet
• code - Code for the Effective Objective-C 2.0 book
• Glimpse - UIView recording library.
• TMCache - Fast parallel object cache for iOS and OS X.
• PXAlertView - A drop-in replacement for UIAlertView that is more customisable and skinnable
• SCSlidingViewController - A UIViewController that replicates similar functionality to ECSlidingViewController
• CXAlertView - Custom alert-view which allow you to add view as main content.
• pyffmpeg - PyFFmpeg - Python FFmpeg wrapper
• LUD-Media-Converter - An easy to use Media Converter for iOS and Android. It produces WebM and MP4 files. Written in Python 3 and PyQt4.
• SwipeView - 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 UITableView-style dataSource/delegate interface for loading views dynamically, and efficient view loading, unloading and recycling.
• CocoaSecurity - Encrypt/Decrypt: AES. Hash: MD5, SHA(SHA1, SHA224, SHA256, SHA384, SHA512). Encode/Decode: Base64, Hex.
• ObjectiveRecord - ActiveRecord-like API for CoreData
• ObjectiveCVerbalExpressions - null
• VRXVerbalExpressions - An Objective-C implementation of Verbal Expressions
• broadcastencoder - Open Broadcast Encoder development tree
• libmpegts-obe - libmpegts OBE production
• obe-rt - Open Broadcast Encoder Realtime
• libav-obe - libav production tree for Open Broadcast Encoder
• iOS-6-Cookbook - iOS 6 update
• TSActivityIndicatorView - Very simple view class that looks like an UIActivityIndicatorView but is fully customizable. It's great for you if you want to add indicator view to you game or app and it should be customized.
• iOS7Colors - The standard iOS 7 Colors as a handy category on UIColor
• iOS7-Sampler - Code examples for the new features of iOS 7.
• AGPhotoBrowser - A photo browser for iOS inspired by Facebook.
• NodeChat - An iOS chat client that connects to a simple Node.js chat server
• gl-matrix - Javascript Matrix and Vector library for High Performance WebGL apps
• FCModel - An alternative to Core Data for people who like having direct SQL access.
• android-styled-dialogs - Backport of Material dialogs with easy-to-use API based on DialogFragment
• android-selector-chapek - Android Studio plugin which automatically generates drawable selectors from appropriately named resources.
• RHHorizontalSwipe - A static library for iOS that allows for navigation inside a UIViewController by swiping left and right. It supports an arbitrary number of child view controllers as well as custom overlay views that are notified of changes to the underlying controller positions.
• ios-linechart - Interactive linecharts for the simplicity-loving iOS developer.
• RNThemeManager - Easily manage themes and respond to theme changes by updating views in real time.
• OCExpandableButton - A Sparrow-like expanding toolbar button in CoreAnimation.
• FFmpeg-iOS - FFmpeg static libraries compiled for iOS
• Overline - Objective-C utilities and shorthands.
• MZFormSheetController - MZFormSheetController provides an alternative to the native iOS UIModalPresentationFormSheet, adding support for iPhone and additional opportunities to setup controller size and feel form sheet.
• TSTableView - TSTableView is UI component for displaying multi columns tabular data.
• fmpsd - Flying Meat's classes for reading and writing PSD images.
• Block-KVO - Objective-C Key-Value Observing made easier with blocks
• KVOR - Objective C KeyValueObservation is in the block.
• AVFoundationDemos - AV Foundation demo app for Bob McCune's "Learning AV Foundation" talk at 360|iDev.
• SCRecorder - iOS camera engine with Vine-like tap to record, animatable filters, slow motion, segments editing
• iOSVideoCameraMultiStitchExample - Example of recording then stitching together multiple video segments taken from the camera of an iOS device.
• TWSReleaseNotesView - A simple way to show in-app release notes in your iOS applications.
• CKShapeView - UIView subclass backed by CAShapeLayer
• WYPopoverController - WYPopoverController is for the presentation of content in popover on iPhone / iPad devices. Very customizable.
• streamio-ffmpeg - Simple yet powerful ruby ffmpeg wrapper for reading metadata and transcoding movies
• ffmpeg-ios-compile - How to compile ffmpeg v1.0 libs for iOS.
• kxtorrent - torrent (bittorrent) client for iPhone
• FFmpeg-iOS-Encoder - Development on this project has been moved to kickflip-ios-sdk.
• gradle-androidannotations-plugin - AndroidAnnotations plugin for Gradle
• www.html5rocks.com - ....a top-notch resource for web developers
• android-WrappingSlidingPane - A fork from SlidingPaneLayout that wraps its width to that of the pane view.
• ParcelKit - ParcelKit integrates Core Data with Dropbox using the Dropbox Datastore API
• PropertyMapper - Property mapping for Objective-C iOS apps.
• Masonry - Harness the power of AutoLayout NSLayoutConstraints with a simplified, chainable and expressive syntax. Supports iOS and OSX Auto Layout
• jna - Java Native Access
• Butter - A big shot of epicness for AppKit. It's time to put a jetpack on your tricycle.
• android_packages_apps_Email - Android Email Application
• NewQuickAction3D - Gallery3D like quickaction
• ABCustomUINavigationController - Custom UINavigationController. SquaresFlips and Cube effects
• MSCellAccessory - UITableViewCell accessoryType can easily customizing the colors. support Flat Design same as iOS7.
• VVDocumenter-Xcode - Xcode plug-in which helps you write documentation comment easier, for both Objective-C and Swift.
• Squash - Automatic squash/stretch animated subclasses of UIView and CALayer
• NSString-Ruby - NSString category providing common Ruby String methods.
• AJProgressPanel - Animated progress panel (UNMAINTAINED CODE)
• DAScratchPad - null
• SevenSwitch - iOS7 style drop in replacement for UISwitch
• Knuff - The debug application for Apple Push Notification Service (APNs).
• OBDragDrop - OBDragDrop is a self-contained iOS drag and drop library that depends only on UIKit.
• TheAmazingAudioEngine - Core Audio, Cordially: A sophisticated framework for iOS audio applications, built so you don't have to.
• Shift - Super simple category for NSObject that adds a tiny state machine.
• iOS-6-Advanced-Cookbook - Recipes for working with the advanced features of iOS 6
• android-intents - A small library which will save you from writing the same intent creation code again and again for the most simple tasks
• PaperFoldGallery - PaperFoldGallery for iOS
• RRTableHeaderView - null
• ECSlidingViewController - Customizable sliding view controller container.
• RESideMenu - iOS 7/8 style side menu with parallax effect.
• FlatUI - Easy to use User Interface elements which are really similar to design in iOS 7.
• MHNatGeoViewControllerTransition - A new 3D Effect ViewController transition inspired by NatGeo (City Guides by National Geographic)
• SCStringsUtility - OS X / iOS Translations helper
• FLKAutoLayout - UIView category which makes it easy to create layout constraints in code
• WWDCDownloader - Mac app to download videos and PDFs from WWDC 2014 (2013's in a branch)
• android-iconify - Android integration of multiple icon providers such as FontAwesome, Entypo, Typicons,...
• ImageCacheResize - iOS library to manage Caches of images and Resize transformations
• SPUserResizableView - SPUserResizableView is a user-resizable, user-repositionable UIView subclass built for iOS.
• TDResizerView - TDResizerView is used to resize and rotate the imageview with single finger
• RHAddressBook - A Cocoa / Objective-C library for interfacing with the iOS AddressBook.
• ActionBar-PullToRefresh - DEPRECATED
• PSTCollectionView - Open Source, 100% API compatible replacement of UICollectionView for iOS4.3+
• NGMoviePlayer - An iOS MoviePlayer based on AVFoundation
• ZSPinAnnotation - Build custom MKMapView annotations with any UIColor
• SIAlertView - An UIAlertView replacement with block syntax and fancy transition styles.
• Transit - Library to Bridge between JavaScript and iOS, OSX, Android
• JNWSpringAnimation - Spring physics for Core Animation.
• PEPhotoCropEditor - Image cropping library for iOS.
• octokit.objc - GitHub API client for Objective-C
• RMSwipeTableViewCell - RMSwipeTableViewCell is a drop-in UITableViewCell subclass that supports pan gestures as seen in apps such as Clear, Mailbox, Sparrow and many more.
• objective-c-sql-query-builder - An easy-to-use lightweight SQLite 3 library written in Objective-C for Mac OS and iOS 4+ that will build SQL statements and manage database connections, plus an active record based ORM.
• TOML - Kind-of-works TOML parser for Objective-C
• toml - Tom's Obvious, Minimal Language
• kxmovie - movie player for iOS using ffmpeg
• kxmenu - KxMenu is a vertical popup menu for using in iOS applications
• FlatUIKit - A collection of awesome flat UI components for iOS.
• CFShareCircle - CFShareCircle is a user interface component for iOS that can be integrated into an app as a sharing mechanism for any kind of content.
• PanelTableView - Multiple UITableViews in a UIScrollView
• DYFloatingHeaderView - A Facebook inspired custom Objective-C UIView that floats on top of an underlying UIScrollView
• LayerSprites - 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 sprite sheets in the Coco2D format.
• SpiralPullToRefresh - "Twitter music" like pull-to-refresh controller but a bit more enhanced and flexible.
• RRCircularMenu - RRCircularMenu
• FlipBoardNavigationController - This is a new navigation controller inspired by Flipboard.
• DOUAudioStreamer - A Core Audio based streaming audio player for iOS and macOS
• NSString-Hashes - Simple Category of NSString that allows for easy MD5, SHA1 and SHA2 hashing
• MTAnimation - Animate UIView with 25+ timing functions. (Bounce, elastic, exponential, etc.)
• BPBarButtonItem - DEPRECATED - A tool for making awesome looking custom UIBarButtonItems on the fly.
• KLHorizontalSelect - A UI Control based on 8tracks home screen section select
• KLScrollSelect - A scrolling selection view controller based off Expedia 3.0 app
• Polaris2 - Polaris is a framework enhancing the Google Maps Android API v2. It aims to fix some of the most frustrating bugs of the original library and provide additional features.
• MTZTiltReflectionSlider - UISlider subclass mimicking and improving the tilt controlled slider added to Music.app in iOS 6
• markdown - A Markdown NSAttributedString parser.
• PSNavigationController - Inspired by Flipboard for iPhone
• PSCollectionView - A simple open source implementation of a Pinterest Pinboard for iOS
• JPSThumbnailAnnotation - A simple mapkit annotation for displaying images and details.
• ReactiveCoreData - Core Data with ReactiveCocoa
• ActiveAndroid - Active record style SQLite persistence for Android
• Android-Simple-Social-Sharing - Reusable instrument for simple sharing with popular social networks (Facebook, Twiiter).
• chatheads - An implementation of Facebook's ChatHeads on iOS.
• MZDayPicker - An iOS day picker to allow users to select date
• SECoreTextView - SECoreTextView is multi style text view.
• Alcatraz - Package manager for Xcode
• JTObjectMapping - A very simple objective-c framework that maps a JSON response from NSDictionary or NSArray to an NSObject subclass for iOS.
• iOSInstalledApps - Utility functions to fetch installed apps on iOS by a combination of reading running processes & investigating custom URL schemes implemented.
• BButton - Twitter Bootstrap buttons for iOS
• UINavigationBarAdjustableTint - A subclass of UINavigationBar that allows you to control the level of tint brightness that is applied to the tintColor
• UITableViewZoomController - A Cocoa Touch UITableViewController subclass in Objective C that provides a zoom effect as cells appear for the first time (similar in style to Google+ iPhone app)
• ADPopupView - ADPopupView
• ASDepthModal - An Objective-C class that adds a sense of depth to your modal popup views.
• APParallaxHeader - Category that makes it super easy to add a parallax effect to your UIScrollView/UITableView
• chartee - candlestick chart for ios
• PopoverView - A Popover Controller for Android Tablets. It's an easy solution to simulate an iOS UIPopoverController
• UIEffectDesignerView - A native Particle Systems effect view for iOS and OSX powered by QuartzCore
• ALActionBlocks - ALActionBlocks Category on UIControl, UIBarButtonItem, and UIGestureRecognizer to allow use of blocks instead of selectors.
• MessageBar - An Android Toast replacement, similar to the one seen in the GMail app.
• jsonmodel - Magical Data Modeling Framework for JSON - allows rapid creation of smart data models. You can use it in your iOS, macOS, watchOS and tvOS apps.
• MSMatrixController - A component to organize your view controllers in a gesture-based 2D matrix.
• IIIThumbFlow - IIIThumbFlow is a simple iOS view component for presenting images in a vertical flow style.
• CAAnimation-EasingEquations - A category on CAAnimation that provides a number of easing equations to add some zazz to your app (with examples!)
• MBAlertView - [DEPRECATED] A fast block-based alert and HUD library with a simple API.
• GIKPopoverBackgroundView - GIKPopoverBackgroundView is a UIPopoverBackgroundView subclass which shows how to customise the background of a UIPopoverController.