/awesome-android

android libs from github or other websites

Apache License 2.0Apache-2.0

#awesome-android

##Introduction android libs from github

##System requirements Android

##Notice If the lib is no longer being maintained,please do not add it here.

##How To Contribute Step 1. Add a Item as follows: Library Name[one space]Short Description[at least four space,then press enter] link

Step 2. The item should fall under the appropriate category.

##Libs ###Table of contents

###Framework

  1. afinal Afinal是一个android的ioc,orm框架
    https://github.com/yangfuhai/afinal
  2. xUtils** android orm, bitmap, http, view inject...
    https://github.com/wyouflf/xUtils
  3. ThinkAndroid ThinkAndroid是一个免费的开源的、简易的、遵循Apache2开源协议发布的Android开发框架,其开发宗旨是简单、快速的进行 Android应用程序的开发
    https://github.com/white-cat/ThinkAndroid
  4. KJFrameForAndroid KJFrameForAndroid 又叫KJLibrary,是一个android的orm 和 ioc 框架。
    https://github.com/kymjs/KJFrameForAndroid
  5. droidparts DI, ORM, JSON, ...
    https://github.com/yanchenko/droidparts
  6. android-common Android common lib, include ImageCache, HttpCache, DropDownListView, DownloadManager, Utils and so on
    https://github.com/Trinea/android-common
  7. android-priority-jobqueue A Job Queue specifically written for Android to easily schedule jobs (tasks) that run in the background, improving UX and application stability.
    https://github.com/path/android-priority-jobqueue
  8. SAF SAF(Simple Android Framework)是一个简单的android框架,它为开发Android app提供了基础性组件。
    https://github.com/fengzhizi715/SAF
  9. AndroidBinding MVVM for Android
    https://github.com/gueei/AndroidBinding
  10. RoboBinding A data-binding Presentation Model(MVVM) framework for the Android platform.
    https://github.com/RoboBinding/RoboBinding
  11. androidkit android开发框架,可以帮助你大量提高android应用开发效率。
    https://github.com/msdx/androidkit
  12. transfuse Transfuse - A Dependency Injection and Integration framework for Google Android
    https://github.com/johncarl81/transfuse
  13. xCombine Android Plugin Framework
    https://github.com/wyouflf/xCombine
  14. AndroidDynamicLoader A plugin system that runs like a browser, but instead of load web pages, it load plugins which runs natively on Android system.
    https://github.com/mmin18/AndroidDynamicLoader
  15. apf Android Plugin Framework
    https://github.com/umeng/apf
  16. LoonAndroid 整个框架式不同于androidannotations,Roboguice等ioc框架,这是一个类似spring的实现方式。在整应用的生命周期中找到切入点,然后对activity的生命周期进行拦截,然后插入自己的功能。
    https://github.com/gdpancheng/LoonAndroid
  17. UltimateAndroid UltimateAndroid is a framework to help developing Android apps in a fast way
    https://github.com/cymcsg/UltimateAndroid
  18. BeeFramework_Android 极简化的Android App开发框架和App内调试工具
    https://github.com/BeeFramework/BeeFramework_Android
  19. RoboMVVM MVVM framework for Android
    https://github.com/debdattabasu/RoboMVVM
  20. Android-Next A Android Commons Library, include task, cache, http, custom views, utils, and so on.
    https://github.com/mcxiaoke/Android-Next
  21. SwissKnife A multi-purpose library containing view injection and threading for Android using annotations
    https://github.com/Arasthel/SwissKnife
  22. QuickAndroid 一个快速、完善的Android开发框架整合实践
    https://github.com/alafighting/QuickAndroid
  23. CJFrameForAndroid CJFrameForAndroid 是一个实现android插件化开发的框架。使用CJFrameForAndroid,apk动态加载不再是难题,更重要的是可以轻松实现插件与APP项目之间的解耦。
    https://github.com/kymjs/CJFrameForAndroid
  24. ignition Ignition helps you getting your Android applications off the ground quickly, by offering ready-to-use components and utility classes that wrap a lot of the boilerplate that's involved when writing Android apps.
    https://github.com/mttkay/ignition

###EventBus

  1. EventBus Android optimized event bus that simplifies communication between Activities, Fragments, Threads, Services, etc. Less code, better quality.
    https://github.com/greenrobot/EventBus
  2. otto An enhanced Guava-based event bus with emphasis on Android support.
    https://github.com/square/otto
  3. Guava's event bus Guava's event bus utility, explained.
    https://code.google.com/p/guava-libraries/wiki/EventBusExplained
  4. RxJava RxJava – Reactive Extensions for the JVM – a library for composing asynchronous and event-based programs using observable sequences for the Java VM.
    https://github.com/ReactiveX/RxJava
  5. RxAndroid RxJava bindings for Android
    https://github.com/ReactiveX/RxAndroid
  6. tinybus A lightweight and simple event bus optimized for Android
    https://github.com/beworker/tinybus
  7. NetworkEvents Android library listening network connection state and change of the Wifi signal strength
    https://github.com/pwittchen/NetworkEvents
  8. AndroidEventBus A lightweight eventbus library for android, simplifies communication between Activities, Fragments, Threads, Services, etc.
    https://github.com/bboyfeiyu/AndroidEventBus

###Orm

  1. greenDAO greenDAO is a light & fast ORM solution for Android that maps objects to SQLite databases.
    https://github.com/greenrobot/greenDAO
  2. ormlite ORMLite Android functionality used in conjunction with ormlite-core
    https://github.com/j256/ormlite-android
  3. ActiveAndroid Active record style SQLite persistence for Android
    https://github.com/pardom/ActiveAndroid
  4. sugar Insanely easy way to work with Android Database.
    https://github.com/satyan/sugar
  5. androrm An Object Relational Mapper for Android.
    https://github.com/androrm/androrm/
  6. orman lightweight and practical ORM for Java/Android. works with SQLite & MySQL.
    https://github.com/ahmetalpbalkan/orman
  7. ormdroid ORMDroid is a simple ORM persistence framework for your Android applications.
    https://github.com/roscopeco/ormdroid
  8. android-sqlite-asset-helper An Android helper class to manage database creation and version management using an application's raw asset files
    https://github.com/jgilfelt/android-sqlite-asset-helper
  9. sprinkles Sprinkles is a boiler-plate-reduction-library for dealing with databases in android applications
    https://github.com/emilsjolander/sprinkles
  10. android-database-sqlcipher Android SQLite API based on SQLCipher
    https://github.com/sqlcipher/android-database-sqlcipher
  11. couchbase-lite-android Lightweight, embedded, syncable NoSQL database engine for Android.
    https://github.com/couchbase/couchbase-lite-android
  12. SimpleNoSQL A simple NoSQL client for Android. Meant as a document store using key/value pairs and some rudimentary querying. Useful for avoiding the hassle of SQL code.
    https://github.com/Jearil/SimpleNoSQL
  13. SQLiteProvider Extended SQLite functionality for Android
    https://github.com/novoda/SQLiteProvider
  14. Android-AnnotatedSQL Android library for auto generating SQL schema and Content provider
    https://github.com/hamsterksu/Android-AnnotatedSQL
  15. DBExecutor DBExecutor
    https://github.com/LuckyJayce/DBExecutor
  16. LitePal An Android library that allows developers to use SQLite database extremely easy.
    https://github.com/LitePalFramework/LitePal
  17. realm-java Realm is a mobile database: a replacement for SQLite & ORMs
    https://github.com/realm/realm-java
  18. DBFlow A blazing fast, powerful, and very simple ORM android database library that writes database code for you.
    https://github.com/agrosner/DBFlow
  19. sqlbrite A lightweight wrapper around SQLiteOpenHelper which introduces reactive stream semantics to SQL operations.
    https://github.com/square/sqlbrite

###Image Loading

  1. Android-Universal-Image-Loader Powerful and flexible library for loading, caching and displaying images on Android.
    https://github.com/nostra13/Android-Universal-Image-Loader
  2. picasso A powerful image downloading and caching library for Android
    https://github.com/square/picasso
  3. picasso-transformations An Android transformation library providing a variety of image transformations for Picasso
    https://github.com/wasabeef/picasso-transformations
  4. ion Android Asynchronous Networking and Image Loading
    https://github.com/koush/ion
  5. glide An image loading and caching library for Android focused on smooth scrolling
    https://github.com/bumptech/glide
  6. glide-transformations An Android transformation library providing a variety of image transformations for Glide.
    https://github.com/wasabeef/glide-transformations
  7. ImageLoader Library for async image loading and caching on Android
    https://github.com/novoda/ImageLoader
  8. webimageloader Library to handle asynchronous image loading on Android.
    https://github.com/lexs/webimageloader
  9. AndroidImageLoader Andorid library that loads images asynchronously into cache using a thread pool
    https://github.com/wuman/AndroidImageLoader

###Animations

  1. ListViewAnimations An Android library which allows developers to easily add animations to ListView items
    https://github.com/nhaarman/ListViewAnimations
  2. NineOldAndroids Android library for using the Honeycomb animation API on all versions of the platform back to 1.0!
    https://github.com/JakeWharton/NineOldAndroids
  3. android-flip A component for flip animation on Android, which is similar to the effect in Flipboard iPhone/Android
    https://github.com/openaphid/android-flip
  4. AndroidViewAnimations Cute view animation collection.
    https://github.com/daimajia/AndroidViewAnimations
  5. AnimationEasingFunctions Android Animation Easing Functions. Let's make animation more real!
    https://github.com/daimajia/AnimationEasingFunctions
  6. ViewPagerTransforms Library containing common animations needed for transforming ViewPager scrolling for Android v13+.
    https://github.com/ToxicBakery/ViewPagerTransforms
  7. TransitionsBackport A backport of the new Transitions API for Android
    https://github.com/guerwan/TransitionsBackport
  8. RecyclerViewItemAnimators This repo provides simple animators for the item views in the RecyclerView This code is cloned from DefaultItemAnimator provided by Google customizing the animations.
    https://github.com/gabrielemariotti/RecyclerViewItemAnimators
  9. ParallaxPagerTransformer A pager for Android with parallax effect
    https://github.com/xgc1986/ParallaxPagerTransformer
  10. android-page-curl Page Curl for Android
    https://github.com/MysticTreeGames/android-page-curl
  11. android-cubic-bezier-interpolator An Android Library that helps you implement bezier animations in you application
    https://github.com/codesoup/android-cubic-bezier-interpolator
  12. ActivityTransition An android project presenting some transitions you can use between activities
    https://github.com/ophilbert/ActivityTransition
  13. EasyAndroidAnimations Easy Android Animations is an animation library that aims to make android animations easier, with 50+ builtin animations, it allows you to introduce many complex animation effects in your application with one or two lines of code.
    https://github.com/2359media/EasyAndroidAnimations
  14. AndroidImageSlider An amazing and convenient Android image slider.
    https://github.com/daimajia/AndroidImageSlider
  15. transitions-everywhere Backport of Transitions API from Android 4.4. Compatible with Android 2.2+
    https://github.com/andkulikov/transitions-everywhere
  16. android-ripple-background A beautiful ripple animation for your app
    https://github.com/skyfishjy/android-ripple-background
  17. CircleIndicator a lightweight viewpager indicator like in nexus 5 launcher
    https://github.com/ongakuer/CircleIndicator
  18. Interactive-animation Collect android animation
    https://github.com/Rano1/Interactive-animation
  19. Slidr Easily add slide to dismiss functionality to an Activity
    https://github.com/r0adkll/Slidr
  20. CircularReveal Lollipop ViewAnimationUtils.createCircularReveal for everyone 2.3+
    https://github.com/ozodrukh/CircularReveal
  21. BaseAnimation BaseAnimation network Android animation set, custom controls, nearly 200 kinds of source code! BaseAnimation, if a new version is updated automatically to remind everyone, I hope everyone will contribute their animated XML files or other source, together to create this open source app!
    https://github.com/z56402344/BaseAnimation
  22. ArcAnimator ArcAnimator helps to create arc transition animation: 2.3.+
    https://github.com/asyl/ArcAnimator
  23. shimmer-android An easy, flexible way to add a shimmering effect to any view in an Android app.
    https://github.com/facebook/shimmer-android
  24. Material-Animations Android Transition animations explanation with examples.
    https://github.com/lgvalle/Material-Animations
  25. Rebound A Java library that models spring dynamics and adds real world physics to your app. https://github.com/facebook/rebound

###Network

  1. android-async-http An Asynchronous HTTP Library for Android
    https://github.com/loopj/android-async-http
  2. okhttp An HTTP+SPDY client for Android and Java applications.
    https://github.com/square/okhttp
  3. retrofit Type-safe REST client for Android and Java by Square, Inc.
    https://github.com/square/retrofit
  4. AndroidAsync Asynchronous socket, http (client+server), websocket, and socket.io library for android. Based on nio, not threads.
    https://github.com/koush/AndroidAsync
  5. async-http-client Asynchronous Http and WebSocket Client library for Java
    https://github.com/AsyncHttpClient/async-http-client
  6. http-request Java HTTP Request Library
    https://github.com/kevinsawicki/http-request
  7. android-lite-http Arrow(LiteHttp) is a simple, intelligent and flexible HTTP client for Android.
    https://github.com/litesuits/android-lite-http
  8. robospice Repo of the Open Source Android library : RoboSpice. RoboSpice is a modular android library that makes writing asynchronous long running tasks easy. It is specialized in network requests, supports caching and offers REST requests out-of-the box using extension modules.
    https://github.com/stephanenicolas/robospice
  9. volley volley https://github.com/mcxiaoke/android-volley
  10. enhanced-volley An enhanced version of the Volley Networking Toolkit for Android
    https://github.com/vinaysshenoy/enhanced-volley
  11. unirest-java Unirest in Java: Simplified, lightweight HTTP client library.
    https://github.com/mashape/unirest-java/
  12. wasp Android Network Solution
    https://github.com/orhanobut/wasp

###Widget ####Material

  1. MaterialDesignLibrary This is a library with components of Android L to you use in android 4.0
    https://github.com/navasmdc/MaterialDesignLibrary#flat-button
  2. Carbon Material Design implementation for Android 2.1+. Realtime shadows, ripples, animations, SVGs and more. https://github.com/ZieIony/Carbon
  3. MaterialEverywhere Showcase of the new AppCompat 21, which includes new Material Theme, working in pre-21 devices.
    https://github.com/antoniolg/MaterialEverywhere
  4. MaterialWidget Android L design widget in Android 4.0 ~ 4.4.
    https://github.com/keithellis/MaterialWidget
  5. MaterialTabs Custom Tabs with Material Design effects. It requires 14+ API and android support v7 (Toolbar)
    https://github.com/neokree/MaterialTabs
  6. material-ripple Android L Ripple effect wrapper for Views
    https://github.com/balysv/material-ripple
  7. RippleEffect Implementation of Ripple effect from Material Design for Android API 14+
    https://github.com/traex/RippleEffect
  8. LDrawer Android drawer icon with material design animation
    https://github.com/ikimuhendis/LDrawer
  9. material-design-icons Material Design icons by Google
    https://github.com/google/material-design-icons
  10. AndroidMaterialDesignToolbar Android Sample Project with Material Design and Toolbar.
    https://github.com/tekinarslan/AndroidMaterialDesignToolbar
  11. MaterialEditText EditText in Material Design
    https://github.com/rengwuxian/MaterialEditText
  12. material-menu Morphing Android menu, back, dismiss and check buttons
    https://github.com/balysv/material-menu
  13. material-dialogs Not even AppCompat uses Material theming for AlertDialogs on pre-Lollipop. This is a beautiful and easy solution.
    https://github.com/afollestad/material-dialogs
  14. MaterialNavigationDrawer Navigation Drawer Activity with material design style and simplified methods
    https://github.com/neokree/MaterialNavigationDrawer
  15. MaterialDialog An Android library for conveniently building Material Design Dialog in Android version 2.2 ~ L.
    https://github.com/drakeet/MaterialDialog
  16. materialish-progress A material style progress wheel compatible with 2.3
    https://github.com/pnikosis/materialish-progress
  17. MaterialList An Android library aimed to get the beautiful CardViews that Google shows at its official design specifications
    https://github.com/dexafree/MaterialList
  18. android-floating-action-button Floating Action Button for Android based on Material Design specification
    https://github.com/futuresimple/android-floating-action-button
  19. Android-Material-circular-button Animated Material circular button
    https://github.com/glomadrian/Android-Material-circular-button
  20. material-drawer DrawerLayout implementation for Material design apps
    https://github.com/HeinrichReimer/material-drawer
  21. snackbar Snackbar Android Library
    https://github.com/nispok/snackbar
  22. Android-DialogFragments Various DialogFragments for Android.
    https://github.com/wada811/Android-DialogFragments
  23. material-range-bar Android widget for selecting a range of values.
    https://github.com/oli107/material-range-bar
  24. CircularProgressView A Material style circular progress bar for Android
    https://github.com/rahatarmanahmed/CircularProgressView
  25. RippleDrawable A port of Ripple Effect from Android L to non L devices
    https://github.com/ozodrukh/RippleDrawable
  26. MaterialDrawer A simple take on creating a easy to use and fast material drawer implementation
    https://github.com/mikepenz/MaterialDrawer
  27. android-materialshadowninepatch Provides 9-patch based drop shadow for view elements. Works on API level 9 or later.
    https://github.com/h6ah4i/android-materialshadowninepatch
  28. SearchMenuAnim SearchMenuAnim
    https://github.com/kongnanlive/SearchMenuAnim
  29. AdvancedMaterialDrawer A Material Drawer implementation (Like gMail App)
    https://github.com/madcyph3r/AdvancedMaterialDrawer
  30. ZDepthShadowLayout Android - draw z-depth shadow of MaterialDesign
    https://github.com/ShogoMizumoto/ZDepthShadowLayout
  31. MaterialPowerMenu A demo of the power menu with Reveal and other animations
    https://github.com/naman14/MaterialPowerMenu

####UI

  1. android-ui Android UI library. Requires API level 14+
    https://github.com/markushi/android-ui
  2. GreenDroid GreenDroid is a development library for the Android platform. It makes UI developments easier and consistent through your applications.
    https://github.com/cyrilmottier/GreenDroid
  3. FlatUI CengaLabs - Android FlatUI Kit
    https://github.com/eluleci/FlatUI
  4. EffectiveAndroidUI Sample project created to show some of the best Android practices to work in the Android UI Layer. The UI layer of this project has been implemented using MVP or MVVM (without binding engine) to show how this patterns works. This project is used during the talk "EffectiveAndroidUI".
    https://github.com/pedrovgs/EffectiveAndroidUI
  5. ParallaxEverywhere Parallax everywhere is a library with alternative android widgets with parallax effects.
    https://github.com/Narfss/ParallaxEverywhere

####TextView/EditText

  1. Shimmer-android An Android TextView with a shimmering effect
    https://github.com/RomainPiel/Shimmer-android
  2. Titanic Android experiment showing a sinking TextView
    https://github.com/RomainPiel/Titanic
  3. emojicon A library to show emoji in TextView, EditText (like WhatsApp) for Android
    https://github.com/rockerhieu/emojicon
  4. android-autofittextview A TextView that automatically resizes text to fit perfectly within its bounds.
    https://github.com/grantland/android-autofittextview
  5. Android-RobotoTextView Implementation of a TextView and all its direct/indirect subclasses with native support for the Roboto fonts, includes the brand new Roboto Slab fonts.
    https://github.com/johnkil/Android-RobotoTextView
  6. SizeAdjustingTextView This is based on an open source autosizing textview for Android.
    https://github.com/erchenger/SizeAdjustingTextView
  7. SecretTextView A TextView that simulates the effect from the app Secret where the characters fade in/out at different speeds.
    https://github.com/matthewrkula/SecretTextView
  8. anytextview An extension of Android's TextView and EditText that let's you use the font of your choice
    https://github.com/hanspeide/anytextview
  9. android-formidable-validation Form validation and feedback library for Android. Provides .setText for more than just TextView and EditText widgets. Provides easy means to validate with dependencies.
    https://github.com/coreform/android-formidable-validation
  10. android-edittext-validator Android form edit text is an extension of EditText that brings data validation facilities to the edittext.
    https://github.com/vekexasia/android-edittext-validator
  11. chips-edittext-library Chips EditText, Token EditText, Bubble EditText, Spannable EditText and etc.. There are many names of this control. Here I develop easy to understand , modify and integrate Chips Edit Text widget for Android
    https://github.com/kpbird/chips-edittext-library
  12. FloatingLabel FloatingLabel Allows you to create a blow kind of EditText.
    https://github.com/hardik-trivedi/FloatingLabel
  13. AndroidFloatLabel Float Label Edit Texts for Android
    https://github.com/weddingparty/AndroidFloatLabel
  14. AndroidFloatLabel Library project with a custom view that implements the Float Label pattern
    https://github.com/IanGClifton/AndroidFloatLabel
  15. TokenAutoComplete Gmail style MultiAutoCompleteTextView for Android
    https://github.com/splitwise/TokenAutoComplete
  16. TextJustify-Android Android Text Full Jusiftication / Wrapping / Justify
    https://github.com/bluejamesbond/TextJustify-Android
  17. RoundedLetterView RoundedLetterView like the one in Android 5.0 Contacts app
    https://github.com/pavlospt/RoundedLetterView
  18. Android-SingleInputForm A single EditText instead of a classical form. Library that implements flavienlaurent's singleinputform
    https://github.com/HeinrichReimer/Android-SingleInputForm
  19. BabushkaText A simpler way to style your TextViews
    https://github.com/quiqueqs/BabushkaText
  20. MatchView Include MatchTextView and MatchButton..Come..you will like it
    https://github.com/Rogero0o/MatchView
  21. ExpandableTextView Android's TextView that can expand/collapse like the Google Play's app description
    https://github.com/Manabu-GT/ExpandableTextView
  22. AccountAutoCompleteEditText Simple extension for account suggestion and auto completion.
    https://github.com/KeithYokoma/AccountAutoCompleteEditText
  23. TokenAutoComplete Gmail style MultiAutoCompleteTextView for Android
    https://github.com/splitwise/TokenAutoComplete
  24. AwesomeText A tool that facilitates working with Spans on TextViews or any extension of them (EditTexts, Buttons...).
    https://github.com/JMPergar/AwesomeText

####ImageView

  1. PhotoView Implementation of ImageView for Android that supports zooming, by various touch gestures.
    https://github.com/chrisbanes/PhotoView
  2. android-smart-image-view Android ImageView replacement which allows image loading from URLs or contact address book, with caching
    https://github.com/loopj/android-smart-image-view
  3. TouchImageView Adds touch functionality to Android ImageView.
    https://github.com/MikeOrtiz/TouchImageView
  4. CircleImageView A fast circular ImageView perfect for profile images.
    https://github.com/hdodenhof/CircleImageView
  5. gesture-imageview This is a simple Android View class which provides basic pinch and zoom capability for images.
    https://github.com/jasonpolites/gesture-imageview
  6. android-shape-imageview Custom shaped android imageview components
    https://github.com/siyamed/android-shape-imageview
  7. AndroidImageCrop How select and crop image on Android
    https://github.com/lorensiuswlt/AndroidImageCrop
  8. GifImageView Android ImageView that handles animated GIF images
    https://github.com/felipecsl/GifImageView
  9. cropper Android widget for cropping and rotating an image.
    https://github.com/edmodo/cropper
  10. ImageViewZoom Android ImageView widget with zoom and pan capabilities
    https://github.com/sephiroth74/ImageViewZoom
  11. CircularImageView Custom view for circular images in Android while maintaining the best draw performance
    https://github.com/Pkmmte/CircularImageView
  12. CircularImageView Create circular image view in android
    https://github.com/lopspower/CircularImageView
  13. android-crop Android library project for cropping images
    https://github.com/jdamcd/android-crop
  14. cropimage Replacement for deprecated official Android crop image function
    https://github.com/biokys/cropimage
  15. android-cropimageCropImage Activity from Gallery.apk packaged as a reusable Android library (4.0 and up).
    https://github.com/lvillani/android-cropimage
  16. android-gpuimage Android filters based on OpenGL (idea from GPUImage for iOS)
    https://github.com/CyberAgent/android-gpuimage
  17. gif-movie-view Android View widget for displaying GIF animations. https://github.com/sbakhtiarov/gif-movie-view
  18. WaveDrawable Drawable animation inspired by Tinder.
    https://github.com/Alexrs95/WaveDrawable
  19. DrawerArrowDrawable Visual back-port of the rotating drawer-to-arrow drawable from Android L
    https://github.com/ChrisRenke/DrawerArrowDrawable
  20. TextDrawable This light-weight library provides images with letter/text like the Gmail app. It extends the Drawable class thus can be used with existing/custom/network ImageView classes. Also included is a fluent interface for creating drawables and a customizable ColorGenerator.
    https://github.com/amulyakhare/TextDrawable
  21. SelectableRoundedImageView Android ImageView that supports different radiuses on each corner. It also supports oval(and circle) shape and border. This would be especially useful for using inside CardView which should be rounded only top left and top right corners(Don't forget to call setPreventCornerOverlap(false) on your cardview).
    https://github.com/pungrue26/SelectableRoundedImageView
  22. avatar-android Rounded and Squared Avatar for Android Applications
    https://github.com/Pedroafa/avatar-android
  23. ByakuGallery ByakuGallery is an open source Android library that allows the visualization of large images with gesture capabilities. This lib is based on AOSP Camera2.
    https://github.com/diegocarloslima/ByakuGallery
  24. DexMovingImageView DMIV aims to provide a flexible and customizable instrument for automated images moving on display. It provides scroll, gyroscope or time based moving. But you can create your own evaluator.
    https://github.com/dexlex/DexMovingImageView
  25. SimpleTagImageView ImageView with a tag in android. So it's a ImageView.
    https://github.com/wujingchao/SimpleTagImageView

####Button

  1. circular-progress-button Android Circular Progress Button
    https://github.com/dmytrodanylyk/circular-progress-button
  2. android-process-button Android Buttons With Built-in Progress Meters.
    https://github.com/dmytrodanylyk/android-process-button
  3. android-circlebutton Circle button widget for Android
    https://github.com/markushi/android-circlebutton
  4. android-flat-button FButton - a flat button library for Android
    https://github.com/hoang8f/android-flat-button
  5. FloatingActionButton Android Google+ like floating action button
    https://github.com/makovkastar/FloatingActionButton
  6. ExpandableButtonMenu An Android library for an expandable button menu
    https://github.com/lemonlabs/ExpandableButtonMenu
  7. fancybuttons An Android library to easily create fancy buttons without the need of drawable files.
    https://github.com/medyo/fancybuttons
  8. Android-Bootstrap Bootstrap style buttons with Font Awesome
    https://github.com/Bearded-Hen/Android-Bootstrap
  9. SwitchButton SwitchButton
    https://github.com/kyleduo/SwitchButton
  10. ToggleButton ToggleButton Widget For Android Dev
    https://github.com/zcweng/ToggleButton
  11. FabButton Android Floating ActionButton with a progress indicator ring
    https://github.com/ckurtm/FabButton
  12. SlideSwitch A button that you can slide on or off
    https://github.com/Leaking/SlideSwitch

####Progressbar/Progress View

  1. SmoothProgressBar A small Android library allowing you to have a smooth and customizable horizontal indeterminate ProgressBar
    https://github.com/castorflex/SmoothProgressBar
  2. NumberProgressBar A beautiful, slim Android ProgressBar.
    https://github.com/daimajia/NumberProgressBar
  3. android-HoloCircularProgressBar Holo Circular ProgressBar
    https://github.com/passsy/android-HoloCircularProgressBar
  4. android-square-progressbar An android library to display a progressbar that goes around an image.
    https://github.com/mrwonderman/android-square-progressbar
  5. ProgressPieView Android library for showing progress in a highly customizable pie.
    https://github.com/FilipPudak/ProgressPieView
  6. GoogleProgressBar Android library to display progress like google does in some of his services.
    https://github.com/jpardogo/GoogleProgressBar
  7. ProgressWheel A progress wheel for android, intended for use instead of the standard progress bar.
    https://github.com/Todd-Davies/ProgressWheel
  8. RefreshActionItem Android - An action bar item which acts both as a refresh button and as a progress indicator
    https://github.com/ManuelPeinado/RefreshActionItem
  9. CircleProgress CircleProgress, DonutProgress, ArcProgress
    https://github.com/lzyzsd/CircleProgress
  10. WaveView A wave view of android,can be used as progress bar.
    https://github.com/john990/WaveView
  11. water-wave-progress 水波按进度上升,带环形进度条
    https://github.com/Modificator/water-wave-progress
  12. InfiniteIndicator This lib can be used for viewpager infinite loop with indicator easily.
    https://github.com/lightSky/InfiniteIndicator
  13. Android-RoundCornerProgressBar Round Corner Progress Bar Library for Android
    https://github.com/akexorcist/Android-RoundCornerProgressBar

####Menu

  1. SlidingMenu SlidingMenu is an Open Source Android library that allows developers to easily create applications with sliding menus like those made popular in the Google+, YouTube, and Facebook apps. Feel free to use it all you want in your Android apps provided that you cite this project and include the license in your app.
    https://github.com/jfeinstein10/SlidingMenu
  2. android-menudrawer A slide-out menu implementation, which allows users to navigate between views in your app.
    https://github.com/SimonVT/android-menudrawer
  3. ArcMenu An android custom view which looks like the menu in Path 2.0 (for iOS).
    https://github.com/daCapricorn/ArcMenu
  4. RibbonMenu Navigation menu for Android (based off Google+ app)
    https://github.com/darvds/RibbonMenu
  5. CircularFloatingActionMenu an animated circular menu for Android
    https://github.com/oguzbilgener/CircularFloatingActionMenu
  6. ActionsContentView ActionsContentView is an standalone library implements actions/content swiping view (AKA Side Navigation UI Pattern, AKA Facebook side menu). The library doesn't use any specific code introduced in new Android SDK versions. This allows develop an application with an action/content swiping view for every version of Android from 2.2 and up. https://github.com/StevenRudenko/ActionsContentView
  7. Android-NewPopupMenu Android-NewPopupMenu is an android library to create popup menu with GoogleMusic app-like style.
    https://github.com/u1aryz/Android-NewPopupMenu
  8. android-floating-action-menu Floating Action Menu for Android. Inspired by the Google Plus floating menu.
    https://github.com/sephiroth74/android-floating-action-menu
  9. Android-CircleMenu Menu with items on a rotating circle
    https://github.com/szugyi/Android-CircleMenu
  10. Android Wheel Menu Simple and easy to use circular menu widget for Android.
    https://github.com/anupcowkur/Android-Wheel-Menu
  11. android-satellite-menu Android Satellite Menu
    https://github.com/siyamed/android-satellite-menu
  12. SideNavigation Implementation of "SIde Navigation" or "Fly-in app menu" pattern for Android (based on Google+ app)
    https://github.com/johnkil/SideNavigation
  13. AndroidResideMenu The idea of ResideMenu is from Dribbble 1 and 2. It has come true and run in iOS devices. iOS ResideMenu This project is the RefsideMenu Android version. The visual effect is partly referred to iOS version of ResideMenu. And thanks to the authors for the above idea and contribution.
    https://github.com/SpecialCyCi/AndroidResideMenu
  14. GoogleNavigationDrawerMenu Android Library for a DrawerLayout similar to the one in Google Apps
    https://github.com/Arasthel/GoogleNavigationDrawerMenu
  15. simple-side-drawer Simple library which enable you to add a drawer(slide-out) navigation to your android application
    https://github.com/adamrocker/simple-side-drawer
  16. BlurNavigationDrawer Android - Blur Navigation Drawer like Etsy app.
    https://github.com/charbgr/BlurNavigationDrawer
  17. ActionSheetForAndroid IOS UIActionSheet in Android
    https://github.com/baoyongzhang/ActionSheetForAndroid
  18. BottomSheet One way to present a set of actions to a user is with bottom sheets, a sheet of paper that slides up from the bottom edge of the screen. Bottom sheets offer flexibility in the display of clear and simple actions that do not need explanation.
    https://github.com/soarcn/BottomSheet
  19. Context-Menu.Android Context-Menu.Android
    https://github.com/Yalantis/Context-Menu.Android
  20. Side-Menu.Android Side-Menu.Android
    https://github.com/Yalantis/Side-Menu.Android
  21. Android-CircleMenu 自定义ViewGroup实现的圆形旋转菜单,支持跟随手指旋转以及快速旋转。 图标请勿商用。 https://github.com/hongyangAndroid/Android-CircleMenu
  22. AndroidPullMenu An Android Library that allows users to pull down a menu and select different actions. It can be implemented inside ScrollView, GridView, ListView.
    https://github.com/ShkurtiA/AndroidPullMenu
  23. FilterMenu An implemention of Filter Menu concept for android
    https://github.com/linroid/FilterMenu

####Dialog

  1. QustomDialog a quick custom android dialog project
    https://github.com/danoz73/QustomDialog
  2. Android-RateThisApp Android library to show "Rate this app" dialog
    https://github.com/kskkbys/Android-RateThisApp
  3. AndroidSliderPreference Android library that allows applications to add dialog-based slider widgets to their settings
    https://github.com/jayschwa/AndroidSliderPreference
  4. L-Dialogs A small library replicating the new dialogs in android L.
    https://github.com/lewisjdeane/L-Dialogs
  5. LicensesDialog LicensesDialog is an open source library to display licenses of third-party libraries in an Android app.
    https://github.com/PSDev/LicensesDialog
  6. android-styled-dialogs A simple library for styling Android dialogs in the Holo theme. It also removes boilerplate code for displaying simple dialogs.
    https://github.com/inmite/android-styled-dialogs
  7. PostOffice This is a library for easily constructing Holo and Material Design Dialogs.
    https://github.com/r0adkll/PostOffice
  8. sweet-alert-dialog Android版的SweetAlert,清新文艺,快意灵动的甜心弹框
    https://github.com/pedant/sweet-alert-dialog
  9. BlurDialogFragment Library project to display DialogFragment with a blur effect.
    https://github.com/tvbarthel/BlurDialogFragment
  10. dialogplus Simple,easy dialog for android
    https://github.com/orhanobut/dialogplus

####ListView/ScrollView

  1. pinned-section-listview Easy to use ListView with pinned sections for Android.
    https://github.com/beworker/pinned-section-listview
  2. PullToRefresh-ListView A generic, customizable, open source Android ListView implementation that has 'Pull to Refresh' functionality.
    https://github.com/erikwt/PullToRefresh-ListView
  3. FlabbyListView Android library to display a ListView whose cells are not rigid but flabby and react to ListView scroll.
    https://github.com/jpardogo/FlabbyListView
  4. XListView-Android ListView supports pull refresh and pull up to load more feature.
    https://github.com/Maxwin-z/XListView-Android
  5. PinterestListView Pinterest style ListView for Android
    https://github.com/vladexologija/PinterestListView
  6. android-pulltorefresh-and-loadmore android custom listview,with interaction pattern load more and pull to refresh to load data dinamically
    https://github.com/shontauro/android-pulltorefresh-and-loadmore
  7. PinnedHeaderListView A ListView with pinned section headers for Android
    https://github.com/JimiSmith/PinnedHeaderListView
  8. ParallaxScroll Parallax ScrollView and ListView for Android
    https://github.com/nirhart/ParallaxScroll
  9. Android-HorizontalListView HorizontalListView is an Android ListView widget which scrolls in a horizontal manner (in contrast with the SDK-provided ListView which scrolls vertically).
    https://github.com/MeetMe/Android-HorizontalListView
  10. LinearListView Android library that allows you to bind a LinearLayout with a ListAdapter.
    https://github.com/frankiesardo/LinearListView
  11. ParallaxListView A Android ListView Demo with a parallax effect header like Path.
    https://github.com/Gnod/ParallaxListView
  12. PagedHeadListView Android boosted ListView supporting paginated header with a new material page indicator.
    https://github.com/JorgeCastilloPrz/PagedHeadListView
  13. PullZoomView An Android custom ListView and ScrollView with pull to zoom-in.
    https://github.com/Frank-Zhu/PullZoomView
  14. HeaderListView Android ListView with sticky headers
    https://github.com/applidium/HeaderListView
  15. ListviewFilter Awesome Listview filter functionality in Android.
    https://github.com/bhavyahmehta/ListviewFilter
  16. android-accordion-view Simple ListView based Android AccordionView
    https://github.com/hamsterready/android-accordion-view
  17. DragNDropList An easy to use Drag & Drop List for Android. Direct replacement of the android ListView.
    https://github.com/terlici/DragNDropList
  18. QuickReturn Android ListView that implements the QuickReturn UI pattern. Written from scratch with focus on performance.
    https://github.com/felipecsl/QuickReturn
  19. Android-HorizontalListView HorizontalListView is an Android ListView widget which scrolls in a horizontal manner
    https://github.com/MeetMe/Android-HorizontalListView
  20. ZrcListView 一个顺滑又漂亮的Android下拉刷新与加载更多列表组件。
    https://github.com/zarics/ZrcListView
  21. android-swipelistview An Android List View implementation with support for drawable cells and many other swipe related features
    https://github.com/47deg/android-swipelistview
  22. android-pulltorefresh This project aims to provide a reusable pull to refresh widget for Android.
    https://github.com/johannilsson/android-pulltorefresh
  23. StickyListHeaders An android library for section headers that stick to the top
    https://github.com/emilsjolander/StickyListHeaders
  24. LazyList Lazy load of images in Android
    https://github.com/thest1/LazyList
  25. FloatingGroupExpandableListView An open source Android library that provides a floating group view at the top of the ExpandableListView
    https://github.com/diegocarloslima/FloatingGroupExpandableListView
  26. PullSeparateListView 到顶部或底部时拉动,item分离效果
    https://github.com/chiemy/PullSeparateListView
  27. Android-SlideExpandableListView A better ExpandableListView, with animated expandable views for each list item
    https://github.com/tjerkw/Android-SlideExpandableListView
  28. HorizontalVariableListView Horizontal list view for Android which allows variable items widths
    https://github.com/sephiroth74/HorizontalVariableListView
  29. ListBuddies Android library to achieve in an easy way, the behaviour of the home page in the Expedia app, with a pair of auto-scroll circular parallax ListViews.
    https://github.com/jpardogo/ListBuddies
  30. Android-Tiling-ScrollView A tiling scrollview to display large picture (similar to iOS "CATiledLayer")
    https://github.com/ened/Android-Tiling-ScrollView
  31. PullScrollView 1.仿照新浪微博Android客户端个人中心的ScrollView,下拉背景伸缩回弹效果。 2.ScrollView仿IOS回弹效果。
    https://github.com/MarkMjw/PullScrollView
  32. StickyScrollViewItems A small android library for tagging views inside a ScrollView as "sticky" making them stick to the top of the scroll container until a new sticky view comes and takes it's place
    https://github.com/emilsjolander/StickyScrollViewItems
  33. Discrollview Scroll + discover = DiscrollView
    https://github.com/flavienlaurent/discrollview
  34. SwipeMenuListView SwipeMenuListView
    https://github.com/baoyongzhang/SwipeMenuListView
  35. Android-ObservableScrollView Android library to observe scroll events on scrollable views.
    https://github.com/ksoichiro/Android-ObservableScrollView
  36. Pull-to-Refresh.Rentals-Android This project aims to provide a simple and customizable pull to refresh implementation. Made in Yalantis
    https://github.com/Yalantis/Pull-to-Refresh.Rentals-Android
  37. StikkyHeader This is a very simple library for Android that allows you to stick an header to a scrollable view and easly apply animation to it
    https://github.com/carlonzo/StikkyHeader
  38. quickscroll Bringing extended scrolling features to Android's native ListView and ExpandableListView.
    https://github.com/andraskindler/quickscroll

####GridView

  1. two-way-gridview An Android GridView that can be configured to scroll horizontally or vertically
    https://github.com/jess-anders/two-way-gridview
  2. AsymmetricGridView Android ListView that mimics a GridView with asymmetric items. Supports items with row span and column span
    https://github.com/felipecsl/AsymmetricGridView
  3. AndroidCoolDragAndDropGridView An example of a gridview with various column span items and drag and drop support like Google keep has
    https://github.com/theredsunrise/AndroidCoolDragAndDropGridView
  4. GridViewHeader Android GridView with addHeader( View view ) function
    https://github.com/munix/GridViewHeader
  5. DynamicGrid Drag and drop GridView for Android
    https://github.com/askerov/DynamicGrid
  6. PagingGridView A Paging GridView with the same behavior as PagingListView.
    https://github.com/nicolasjafelle/PagingGridView
  7. DraggableGridView A drag-and-drop scrolling grid view for Android
    https://github.com/thquinn/DraggableGridView
  8. AndroidStaggeredGrid An Android staggered grid view which supports multiple columns with rows of varying sizes.
    https://github.com/etsy/AndroidStaggeredGrid
  9. StaggeredGridView A modified version of Android's experimental StaggeredGridView. Includes own OnItemClickListener and OnItemLongClickListener, selector, and fixed position restore.
    https://github.com/maurycyw/StaggeredGridView
  10. android-GridViewWithHeaderAndFooter GridView with Header and Footer
    https://github.com/liaohuqiu/android-GridViewWithHeaderAndFooter

####RatingView

  1. SimpleRatingView A rating toggle for Android which switches between 3 rating levels: positive, neutral, and negative.
    https://github.com/xiprox/SimpleRatingView

####Recyclerview

  1. recyclerview-animators An Android library which easily add itemanimator to RecyclerView items.
    https://github.com/wasabeef/recyclerview-animators
  2. SuperRecyclerView Pumped up RecyclerView
    https://github.com/Malinskiy/SuperRecyclerView
  3. DynamicRecyclerView Set of plugable extenstions for Android RecyclerView
    https://github.com/ismoli/DynamicRecyclerView
  4. android-advancedrecyclerview RecyclerView extension library which provides advanced features. (ex. Google's Inbox app like swiping, Play Music app like drag and drop sorting)
    https://github.com/h6ah4i/android-advancedrecyclerview
  5. UltimateRecyclerView A RecyclerView(advanced and flexible version of ListView) with refreshing,loading more,animation and many other features.
    https://github.com/cymcsg/UltimateRecyclerView
  6. RecyclerView-FlexibleDivider Android library providing simple way to control divider items of RecyclerView
    https://github.com/yqritc/RecyclerView-FlexibleDivider

####ViewPager

  1. Android-ViewPagerIndicator Paging indicator widgets compatible with the ViewPager from the Android Support Library and ActionBarSherlock. Originally based on Patrik Åkerfeldt's ViewFlow.
    https://github.com/JakeWharton/Android-ViewPagerIndicator
  2. ViewPagerExtensions A set of custom views for the ViewPager from the Android Support Package
    https://github.com/astuetz/ViewPagerExtensions
  3. parallaxviewpager An easy-to-use ViewPager subclass with parallax background effect for Android apps.
    https://github.com/andraskindler/parallaxviewpager
  4. android-auto-scroll-view-pager Android auto scroll viewpager or viewpager in viewpager
    https://github.com/Trinea/android-auto-scroll-view-pager
  5. NumericPageIndicator Android - A ViewPager page indicator that displays the current page number and (optionally) the page count
    https://github.com/ManuelPeinado/NumericPageIndicator
  6. VerticalViewPager Vertical implementation of Android ViewPager
    https://github.com/LambergaR/VerticalViewPager
  7. InfiniteViewPager Augment Android's ViewPager with wrap-around functionality.
    https://github.com/antonyt/InfiniteViewPager
  8. ViewPager3D Extension of Android ViewPager with a 3D swipe effect
    https://github.com/inovex/ViewPager3D
  9. LoopingViewPager An android ViewPager extension allowing infinite scrolling
    https://github.com/imbryk/LoopingViewPager
  10. SpringIndicator A spring indicator like Morning Routine guide.
    https://github.com/chenupt/SpringIndicator

####ActionBar

  1. ActionBarSherlock Action bar implementation which uses the native action bar on Android 4.0+ and a custom implementation on pre-4.0 through a single API and theme.
    https://github.com/JakeWharton/ActionBarSherlock
  2. TabBarView An Android Library to help you create actionbar tabs like "Capitaine train" app by Cyril Mottier
    https://github.com/Mirkoddd/TabBarView
  3. android-extendedactionbar An example of how to extend the ActionBar under the status bar from the theme
    https://github.com/Takhion/android-extendedactionbar
  4. FadingActionBar Android library implementing a fading effect for the action bar, similar to the one found in the Play Music app
    https://github.com/ManuelPeinado/FadingActionBar
  5. GlassActionBar Android - a library that adds a glass-like effect to the action bar.
    https://github.com/ManuelPeinado/GlassActionBar

####Fragment

  1. Android-CircularRevealFragment A demo about how to show and hide fragments using the new Android Lollipop circle reveal transitions. Minimum API level is 21
    https://github.com/ferdy182/Android-CircularRevealFragment
  2. StatedFragment The library is documented in http://inthecheesefactory.com/blog/best-approach-to-keep-android-fragment-state/en
    https://github.com/nuuneoi/StatedFragment

####Tabs

####Toast

  1. Crouton Context sensitive notifications for Android
    https://github.com/keyboardsurfer/Crouton
  2. SuperToasts A library that extends the Android toast framework.
    https://github.com/JohnPersano/SuperToasts
  3. Android-AppMsg In-layout notifications. Based on Toast notifications and article by Cyril Mottier
    https://github.com/johnkil/Android-AppMsg
  4. MessageBar An Android Toast replacement, similar to the one seen in the GMail app.
    https://github.com/SimonVT/MessageBar
  5. SnackBar toast-like alert pattern for Android
    https://github.com/MrEngineer13/SnackBar

####SeekBar

  1. HoloCircleSeekBar A Circle SeekBar inspired by Android Holo ColorPicker designed by Marie Schweiz and developed by Lars Werkman.
    https://github.com/JesusM/HoloCircleSeekBar
  2. AndroidCircularSeekBar A circular seek bar for Android
    https://github.com/RaghavSood/AndroidCircularSeekBar
  3. circularseekbar Custom circular SeekBar (Circle, Semi-circle, and Ellipse) View/Widget for Android
    https://github.com/devadvance/circularseekbar
  4. StartPointSeekBar StartPointSeekBar is a custom view for the Android platform that makes it possible to have a SeekBar to have custom start point.
    https://github.com/vashisthg/StartPointSeekBar
  5. SeekArc Circular SeekBar view for Android
    https://github.com/TriggerTrap/SeekArc
  6. discreteSeekBar DiscreteSeekbar is my poor attempt to develop an android implementation of the Discrete Slider component from the Google Material Design Guidelines.
    https://github.com/AnderWeb/discreteSeekBar
  7. discreteSeekBar DiscreteSeekbar is my poor attempt to develop an android implementation of the Discrete Slider component from the Google Material Design Guidelines.
    https://github.com/AnderWeb/discreteSeekBar
  8. android-comboseekbar seekbar with distinct values
    https://github.com/karabaralex/android-comboseekbar
  9. RangeSeekbar A seekbar contains two cursor(left and right). Multiple touch supported.
    https://github.com/dolphinwang/RangeSeekbar

####Calendar View

  1. Caldroid Caldroid is a fragment that display calendar with dates in a month. Caldroid can be used as embedded fragment, or as dialog fragment. User can also swipe left/right to navigate to different months.
    https://github.com/roomorama/Caldroid
  2. android-times-square Standalone Android widget for picking a single date from a calendar view.
    https://github.com/square/android-times-square
  3. calendar-widget The Android calendar widget is home screen widget for your Android device. It displays a list of upcoming calendar events so that you can easily have a glimpse at your upcoming appointments.
    https://github.com/plusonelabs/calendar-widget
  4. android-spinnerwheel Wheel-like spinner widget for Android
    https://github.com/ai212983/android-spinnerwheel
  5. Android-MonthCalendarWidget A simple example of a responsive Month Calendar app widget for Android
    https://github.com/romannurik/Android-MonthCalendarWidget
  6. android-betterpickers Android library for better Picker DialogFragments
    https://github.com/derekbrameyer/android-betterpickers
  7. android-calendar-card Android calendar view (like card)
    https://github.com/kenumir/android-calendar-card
  8. DateSlider An alternative DatePicker for Android
    https://github.com/bendemboski/DateSlider
  9. Android-Week-View Android Week View is an android library to display calendars (week view or day view) within the app. It supports custom styling.
    https://github.com/alamkanak/Android-Week-View

####Layout

  1. FoldableLayout Android widgets to implement folding animation
    https://github.com/alexvasilkov/FoldableLayout
  2. ScalableLayout Scalable Layout For Android
    https://github.com/ssomai/ScalableLayout
  3. FlipLayout Android Flip 3D Animation like web Google+
    https://github.com/stormzhang/FlipLayout
  4. FlowLayout Android implementation of FlowLayout. Layout arranges its children in multiple rows depending on their width.
    https://github.com/blazsolar/FlowLayout
  5. CircleLayout Circular layout for android
    https://github.com/dmitry-zaitsev/CircleLayout
  6. ResideLayout An Android Layout which has a same function like https://github.com/romaonthego/RESideMenu
    https://github.com/kyze8439690/ResideLayout
  7. GooglePlusLayout GoolgePlusLayout is a custom layout that plays animation on the children views while scrolling as the layout in the Google Plus (android) main page
    https://github.com/Nammari/GooglePlusLayout
  8. android-empty-layout A library for showing different types of layouts when a list view is empty
    https://github.com/alamkanak/android-empty-layout
  9. ImageLayout Android - A layout that arranges its children in relation to a background image
    https://github.com/ManuelPeinado/ImageLayout
  10. android-flowlayout Linear layout, that wrap its content to the next line if there is no space in the current line.
    https://github.com/ApmeM/android-flowlayout
  11. AndroidSwipeLayout The Most Powerful Swipe Layout!
    https://github.com/daimajia/AndroidSwipeLayout
  12. FreeFlow A layout engine for Android that decouples layouts from the View containers that manage scrolling and view recycling. FreeFlow makes it really easy to create custom layouts and beautiful transition animations as data and layouts change
    https://github.com/Comcast/FreeFlow
  13. SwipeableLayout A swipeable - auto resizing view group for android
    https://github.com/wmbest2/SwipeableLayout
  14. SwipeBackLayout An Android library that help you to build app with swipe back gesture.
    https://github.com/Issacw0ng/SwipeBackLayout
  15. android_maskable_layout A library that easily allows you to mask layouts/viewgroups
    https://github.com/christophesmet/android_maskable_layout
  16. android-gridlayout A backwards compatible implementation of GridLayout for Android
    https://github.com/dlew/android-gridlayout
  17. DragLayout An Android Project
    https://github.com/BlueMor/DragLayout
  18. ExpandableLayout Implementation of ExpandableListview with custom header and custom content.
    https://github.com/traex/ExpandableLayout
  19. android-PullRefreshLayout This component like SwipeRefreshLayout, it is more beautiful than SwipeRefreshLayout.
    https://github.com/baoyongzhang/android-PullRefreshLayout
  20. DragTopLayout Drag down to show a view on the top.
    https://github.com/chenupt/DragTopLayout
  21. shadow-layout Android Shadow Layout
    https://github.com/dmytrodanylyk/shadow-layout

####VideoView

  1. video-crop Android Video Crop
    https://github.com/dmytrodanylyk/video-crop

####Other

  1. Swipecards A Tinder-like Android library to create the swipe cards effect. You can swipe left or right to like or dislike the content.
    https://github.com/Diolor/Swipecards
  2. Android SlideShow Widget A set of widgets to create smooth slide shows with ease.
    https://github.com/marvinlabs/android-slideshow-widget
  3. AndroidWheel Custom wheel widget for android
    https://github.com/sephiroth74/AndroidWheel
  4. range-bar Android widget for selecting a range of values.
    https://github.com/edmodo/range-bar
  5. TileView The TileView widget is a subclass of ViewGroup that provides a mechanism to asynchronously display tile-based images, with additional functionality for 2D dragging, flinging, pinch or double-tap to zoom, adding overlaying Views (markers), built-in Hot Spot support, dynamic path drawing, multiple levels of detail, and support for any relative positioning or coordinate system.
    https://github.com/moagrius/TileView
  6. android-switch-backport A backport of the Switch widget (http://developer.android.com/reference/android/widget/Switch.html) that was introduced on Android 4. This port works on Android 2.1+.
    https://github.com/BoD/android-switch-backport
  7. android-bootstrap A template/bootstrap/boilerplate application that includes tons of great open source tools and frameworks.
    https://github.com/AndroidBootstrap/android-bootstrap
  8. cardslib Android Library to build a UI Card
    https://github.com/gabrielemariotti/cardslib
  9. AndroidSlidingUpPanel Android Sliding Up Panel Demo
    https://github.com/umano/AndroidSlidingUpPanel
  10. android-viewflow A horizontal view scroller library for Android
    https://github.com/pakerfeldt/android-viewflow
  11. android-viewbadger A simple way to "badge" any given Android view at runtime without having to cater for it in layout
    https://github.com/jgilfelt/android-viewbadger
  12. DraggablePanel Android library used to create an awesome Android UI based on a draggable element similar to the last YouTube graphic component.
    https://github.com/pedrovgs/DraggablePanel
  13. android-stackblur Android StackBlur is a library that can perform a blurry effect on a Bitmap based on a gradient or radius, and return the result. The library is based on the code of Mario Klingemann.
    https://github.com/kikoso/android-stackblur
  14. StickyGridHeaders An Android Library that makes it easy to make grid views with sectioned data and headers that stick to the top.
    https://github.com/TonicArtos/StickyGridHeaders
  15. AndroidViewHover An elegant way to show your menu or messages.
    https://github.com/daimajia/AndroidViewHover
  16. SystemBarTint Apply background tinting to the Android system UI when using KitKat translucent modes
    https://github.com/jgilfelt/SystemBarTint
  17. chromeview Android WebView implementation that uses the latest Chromium code
    https://github.com/pwnall/chromeview
  18. android-iconify Integration of FontAwesome for Android
    https://github.com/JoanZapata/android-iconify
  19. StandOut StandOut lets you easily create floating windows in your Android app.
    https://github.com/pingpongboss/StandOut
  20. android-sliding-layer-lib This repository host a library that provides an easy way to include an autonomous layer/view that slides from the side of your screen and which is fully gesture ready, the same way as our detail view in Wunderlist 2 does. This pattern can also be seen in Google+’s notification center or in Basecamp’s detail view.
    https://github.com/6wunderkinder/android-sliding-layer-lib
  21. Android-SwipeToDismiss Android swipe-to-dismiss mini-library and sample code
    https://github.com/romannurik/Android-SwipeToDismiss
  22. HoloColorPicker An Android Holo themed colorpicker designed by Marie Schweiz
    https://github.com/LarsWerkman/HoloColorPicker
  23. UnifiedPreference UnifiedPreference is a library for working with all versions of the Android Preference package from API v4 and up.
    https://github.com/saik0/UnifiedPreference
  24. aFileChooser Android library that provides a file explorer to let users select files on external storage.
    https://github.com/iPaulPro/aFileChooser
  25. NewQuickAction Android QuickAction
    https://github.com/lorensiuswlt/NewQuickAction
  26. android-uitableview Library and example project on how to use the UITableView component
    https://github.com/thiagolocatelli/android-uitableview
  27. Android-ProgressFragment Implementation of the fragment with the ability to display indeterminate progress indicator when you are waiting for the initial data.
    https://github.com/johnkil/Android-ProgressFragment
  28. android-pdfview A fast PDF reader component for Android development
    https://github.com/JoanZapata/android-pdfview
  29. Android-Pdf-Viewer-Library Pdf Viewer library for Android
    https://github.com/jblough/Android-Pdf-Viewer-Library
  30. QuiltViewLibrary Android Quilt View Library
    https://github.com/jacobmoncur/QuiltViewLibrary
  31. Android-UndoBar An implementation of Android's Undo Bar as seen in Google's Gmail app.
    https://github.com/jenzz/Android-UndoBar
  32. Android-ScrollBarPanel Android-ScrollBarPanel allows to attach a View to a scroll indicator like it's done in Path 2.0
    https://github.com/rno/Android-ScrollBarPanel
  33. ScrollBarPanelWithClock Path like scrollbar panel with clock.
    https://github.com/learnNcode/ScrollBarPanelWithClock
  34. changeloglib Android Library to display your changelog
    https://github.com/gabrielemariotti/changeloglib
  35. android-FlipView A small, easy to use android library for implementing flipping between views as seen in the popular Flipboard application
    https://github.com/emilsjolander/android-FlipView
  36. discreet-app-rate A lightweight non intrusive app rate reminder for Android
    https://github.com/PomepuyN/discreet-app-rate
  37. KenBurnsView Android ImageViews animated by Ken Burns Effect
    https://github.com/flavioarfaria/KenBurnsView
  38. UndoBar The UI component for Android advanced UI pattern undo-bar, used in Gmail app, create by roman nurik
    https://github.com/soarcn/UndoBar
  39. FancyCoverFlow A cool Open Source CoverFlow view for Android with several fancy effects.
    https://github.com/davidschreiber/FancyCoverFlow
  40. AppRater AppRater Library for Android
    https://github.com/codechimp-org/AppRater
  41. Android-ActionItemBadge This library offers a simple method to add a small badge icon to your ActionBar-MenuItem
    https://github.com/mikepenz/Android-ActionItemBadge
  42. poppyview Android library implementing a poppy view on scroll, similar to the one found in the Google Plus app
    https://github.com/flavienlaurent/poppyview
  43. android-segmented-control ios7 UISegmentedControl for android
    https://github.com/hoang8f/android-segmented-control
  44. IconicDroid IconicDroid is a custom Android Drawable which allows to draw icons from several iconic fonts.
    https://github.com/atermenji/IconicDroid
  45. ParallaxPager Add some depth to your Android scrolling.
    https://github.com/prolificinteractive/ParallaxPager
  46. AndroidPinning A standalone library project for certificate pinning on Android.
    https://github.com/moxie0/AndroidPinning
  47. WizardPager Wizard Pager is a library that provides an example implementation of a Wizard UI on Android, it's based of Roman Nurik's wizard pager
    https://github.com/TechFreak/WizardPager
  48. android-visualizer Takes the input from the Android MediaPlayer and displays visualizations, like in iTunes or WinAmp
    https://github.com/felixpalmer/android-visualizer
  49. ExpandablePanel Android library for creating an expandable to full screen view inside a viewgroup composition.
    https://github.com/JorgeCastilloPrz/ExpandablePanel
  50. NiftyNotification effects for android notifications.base on (Crouton)
    https://github.com/sd6352051/NiftyNotification
  51. GlowPadBackport A backport of the Android 4.2 GlowPadView that works on the SDK on API levels 4+
    https://github.com/frakbot/GlowPadBackport
  52. CustomLoading custom loading for android
    https://github.com/stormzhang/CustomLoading
  53. chromium_webview Android WebView wrapper based on chromium
    https://github.com/mogoweb/chromium_webview
  54. MagicViews Set custom font in Android application
    https://github.com/ikocijan/MagicViews
  55. TableFixHeaders Android library that implements a table with fixed headers.
    https://github.com/InQBarna/TableFixHeaders
  56. FloatingNotification Floating Notification for Android app - Facebook ChatHeads Notification system
    https://github.com/marshallino16/FloatingNotification
  57. android-slideshow-widget A set of widgets to create smooth slideshows with ease.
    https://github.com/marvinlabs/android-slideshow-widget
  58. HanselAndGretel Android library providing bread crumbs to the support library fragments.
    https://github.com/JakeWharton/HanselAndGretel
  59. ChromaHashView A classic password visualization concept, ported to Android
    https://github.com/MichaelEvans/ChromaHashView
  60. Android-DirectoryChooser A directory chooser library for Android.
    https://github.com/passy/Android-DirectoryChooser
  61. WheelView An Android Widget for selecting items that rotate on a wheel.
    https://github.com/LukeDeighton/WheelView
  62. RippleView View that imitates Ripple Effect on click which was introduced in Android L (for Android 2.3+)
    https://github.com/siriscac/RippleView
  63. GaugeView An Android library for drawing gauges on Canvas.
    https://github.com/CodeAndMagic/GaugeView
  64. ATableView Create iOS-like tables (UITableView) for Android, using UIKit object model.
    https://github.com/dmacosta/ATableView
  65. Android-RecurrencePicker Google Calendar Recurrence picker
    https://github.com/Shusshu/Android-RecurrencePicker
  66. ActionSheetForAndroid IOS UIActionSheet in Android
    https://github.com/baoyongzhang/ActionSheetForAndroid
  67. ckChangeLog ckChangeLog - An Android Library to display a Change Log
    https://github.com/cketti/ckChangeLog
  68. android-floatinglabel-widgets Floating label input widgets
    https://github.com/marvinlabs/android-floatinglabel-widgets
  69. MarkdownView MarkdownView is an Android webview with the capablity of loading Markdown text or file and display it as HTML, it uses MarkdownJ and extends Android webview.
    https://github.com/falnatsheh/MarkdownView
  70. NoNonsense-FilePicker A file/directory-picker for android. Implemented as a library project.
    https://github.com/spacecowboy/NoNonsense-FilePicker
  71. PopoverView A Popover Controller for Android Tablets. It's an easy solution to simulate an iOS UIPopoverController
    https://github.com/lupidan/PopoverView
  72. slideuppane A pane that slide up from the bottom of an android view
    https://github.com/briangriffey/slideuppane
  73. SwipeBack SwipeBack for Android Activities to do pretty the same as the android "back-button" will do, but in a really intuitive way by using a swipe gesture
    https://github.com/sockeqwe/SwipeBack
  74. ShowTipsView Highligth specific points of interest of your app
    https://github.com/fredericojssilva/ShowTipsView
  75. FancyCoverFlow A cool Open Source CoverFlow view for Android with several fancy effects.
    https://github.com/davidschreiber/FancyCoverFlow
  76. WheelView Android滚动选择控件
    https://github.com/wangjiegulu/WheelView
  77. CurtainView An android view,which can layer on any gravity for swiping.
    https://github.com/aicaprio/CurtainView
  78. android-pathview Android view with both path from constructed path or from svg.
    https://github.com/geftimov/android-pathview
  79. DrawableView A view that allows to paint and saves the result as a bitmap
    https://github.com/PaNaVTEC/DrawableView
  80. AndroidNotificationJson Convert JSON to Android Notification, useful for push notifications (GCM)
    https://github.com/8tory/AndroidNotificationJson

###Template

  1. android-material-drawer-template An Android template with navigation drawer for material design
    https://github.com/kanytu/android-material-drawer-template
  2. material-design-icons-adt-template Android Studio / Eclipse ADT template for material-design-icons resources
    https://github.com/intrications/material-design-icons-adt-template

###Adapter

  1. MultiChoiceAdapter Android - A ListView adapter with support for multiple choice modal selection
    https://github.com/ManuelPeinado/MultiChoiceAdapter
  2. easy-adapter Easy Adapters library for Android
    https://github.com/ribot/easy-adapter
  3. Renderers Renderers is an Android library that avoids all the boilerplate needed to create a new ListView adapter.
    https://github.com/pedrovgs/Renderers
  4. FunDapter Simplify Adapter creation for your Android ListViews.
    https://github.com/amigold/FunDapter
  5. instant-adapter Just like instant coffee, saves 78% of your time on Android's Custom Adapters.
    https://github.com/ragunathjawahar/instant-adapter
  6. adapter-kit Adapter Kit is a set of useful adapters for Android.
    https://github.com/mobsandgeeks/adapter-kit
  7. EfficientAdapter An efficient adapter to make the use of RecyclerView much easier for Android.
    https://github.com/StanKocken/EfficientAdapter
  8. EasyListViewAdapters This library provides Easy Android ListView Adapters(EasyListAdapter & EasyCursorAdapter) which makes designing Multi-Row-Type ListView very simple & cleaner, It also provides many useful features for ListView.
    https://github.com/birajpatel/EasyListViewAdapters
  9. GridListViewAdapters This library provides GridAdapters(ListGridAdapter & CursorGridAdapter) which enable you to bind your data in grid card fashion within android.widget.ListView, Also provides many other features related to GridListView.
    https://github.com/birajpatel/GridListViewAdapters

###Validation

  1. android-saripaar UI Validation Library for Android
    https://github.com/ragunathjawahar/android-saripaar

###Gesture

  1. android-gesture-detectors Gesture detector framework for multitouch handling on Android, based on Android's ScaleGestureDetector
    https://github.com/Almeros/android-gesture-detectors

###Game Engine

  1. cocos2d-x cocos2d-x for C++
    https://github.com/cocos2d/cocos2d-x/
  2. libgdx Desktop/Android/HTML5/iOS Java game development framework
    https://github.com/libgdx/libgdx
  3. AndEngine Free Android 2D OpenGL Game Engine
    https://github.com/nicolasgramlich/AndEngine
  4. playn A Java game development framework that deploys to JVM, HTML5, Android and iOS.
    https://github.com/threerings/playn
  5. LGame This is free 2d game development framework(Java Game Engine), support JavaSE/Android/IOS/WP7/HTML5/PSM/Linux/MAC/Windows.
    https://github.com/cping/LGame
  6. LiquidFun LiquidFun is a 2D physics engine for games Developed by GOOGLE
    https://github.com/google/liquidfun
  7. jbox2d a 2d Java physics engine, native port of the C++ physics engines Box2D and LiquidFun
    https://github.com/jbox2d/jbox2d

###Bluetooth

  1. android-beacon-library Allows Android apps to interact with BLE beacons
    https://github.com/AltBeacon/android-beacon-library
  2. Android-BluetoothSPPLibrary Bluetooth Serial Port Profile which comfortable to developer application to communication with microcontroller via bluetooth
    https://github.com/akexorcist/Android-BluetoothSPPLibrary

###SocialNetworks

  1. AndroidSocialNetworks Library for easy work with Facebook, Twitter, LinkedIn and Google on Android
    https://github.com/antonkrasov/AndroidSocialNetworks#license

###XMPP

  1. asmack A build environment for the XMPP client library Smack on Android
    https://github.com/Flowdalic/asmack
  2. Xabber Open source Jabber (XMPP) client with multi-account support, clean and simple interface. Being both free (as in freedom!) and ad-free, Xabber is designed to be the best Jabber client for Android.
    https://github.com/redsolution/xabber-android
  3. Conversations Conversations is an open source XMPP (formally known as Jabber) client for Android 4.0+ smart phones.
    https://github.com/siacs/Conversations
  4. yaxim YAXIM - Yet Another XMPP Instant Messenger, a jabber client for android
    https://github.com/pfleidi/yaxim
  5. androidpn An open source project to provide push notification support for Android -- a xmpp based notification server and a client tool kit.
    https://github.com/dannytiehui/androidpn
  6. Android-Paho-Mqtt-Service A simple MQTT Service that will keep running for the duration of your Android application using the Paho Java MQTT Client.
    https://github.com/JesseFarebro/Android-Mqtt

###Plugin ####Gradle

  1. sdk-manager-plugin Gradle plugin which downloads and manages your Android SDK.
    https://github.com/JakeWharton/sdk-manager-plugin
  2. lint-cleaner-plugin A Gradle Plugin for removing unused resources in Android projects.
    https://github.com/marcoRS/lint-cleaner-plugin
  3. groovy-android-gradle-plugin A Gradle plugin to support the Groovy language for building Android apps
    https://github.com/melix/groovy-android-gradle-plugin
  4. gradle-android-scala-plugin gradle-android-scala-plugin adds scala language support to official gradle android plugin
    https://github.com/saturday06/gradle-android-scala-plugin
  5. gradle-protobuf-plugin Gradle plugin for Google Protocol Buffers
    https://github.com/andrewkroh/gradle-protobuf-plugin
  6. gradle-play-publisher Gradle Plugin to upload your APK and metadata to the Google Play Store
    https://github.com/Triple-T/gradle-play-publisher

####Maven

  1. maven-android-plugin Android Maven Plugin
    https://github.com/jayway/maven-android-plugin
  2. android-archetypes Maven Archetypes for Android development
    https://github.com/akquinet/android-archetypes
  3. m2e-android Android for Maven Eclipse
    https://github.com/rgladwell/m2e-android

####SBT

  1. android-sdk-plugin An easy-to-use sbt plugin for working with all Android projects
    https://github.com/pfn/android-sdk-plugin

####Intellij IDEA / Android Studio

  1. android-material-design-icon-generator-plugin This plugin help you to set material design icon to your project.
    https://github.com/konifar/android-material-design-icon-generator-plugin
  2. android-holo-colors-idea-plugin IntelliJ / Android Studio plugin for Android Holo Colors
    https://github.com/jeromevdl/android-holo-colors-idea-plugin
  3. android-studio-unit-test-plugin Android Studio IDE support for Android gradle unit tests. Prepared for Robolectric.
    https://github.com/evant/android-studio-unit-test-plugin
  4. android-selector-chapek Android Studio plugin which automatically generates drawable selectors from appropriately named resources.
    https://github.com/inmite/android-selector-chapek
  5. android-parcelable-intellij-plugin IntelliJ Plugin for Android Parcelable boilerplate code generation.
    https://github.com/mcharmas/android-parcelable-intellij-plugin
  6. adb-idea A plugin for Android Studio and Intellij IDEA that speeds up your day to day android development.
    https://github.com/pbreault/adb-idea
  7. android-butterknife-zelezny Simple plug-in for Android Studio/IDEA that allows one-click creation of Butterknife view injections.
    https://github.com/inmite/android-butterknife-zelezny

####Other

  1. lein-droid A Leiningen plugin for building Clojure/Android projects
    https://github.com/clojure-android/lein-droid
  2. AndroidProguardScala AndroidProguardScala is an Eclipse plugin that speeds up the development process when you're using Scala on Android.
    https://github.com/banshee/AndroidProguardScala
  3. vim-android Vim plugin to do android development.
    https://github.com/bpowell/vim-android

###Injector

  1. AndroidAnnotations Fast Android Development. Easy maintainance.
    https://github.com/excilys/androidannotations
  2. roboguice Google Guice on Android, version 2.0
    https://github.com/roboguice/roboguice
  3. butterknife View "injection" library for Android.
    https://github.com/JakeWharton/butterknife
  4. dagger A fast dependency injector for Android and Java.
    https://github.com/square/dagger
  5. PreferenceInjector A SharedPreference injection library for Android
    https://github.com/denley/PreferenceInjector

###Code Generation

  1. parceler Android Parcelables made easy through code generation.
    https://github.com/johncarl81/parceler
  2. auto-parcel Android Parcelable models made easy
    https://github.com/frankiesardo/auto-parcel
  3. RoboCoP Pure Java code generation tool for generating a fully functional ContentProvider for Android.
    https://github.com/mediarain/RoboCoP
  4. android-contentprovider-generator A small tool to generate an Android ContentProvider.
    https://github.com/BoD/android-contentprovider-generator
  5. ParcelablePlease Annotation Processor for generating Parcelable code
    https://github.com/sockeqwe/ParcelablePlease
  6. pojobuilder A Java Code Generator for Pojo Builders
    https://github.com/mkarneim/pojobuilder
  7. javawriter A utility class which aids in generating Java source files.
    https://github.com/square/javawriter
  8. Barber A custom view styling library for Android that generates the obtainStyledAttributes() and TypedArray boilerplate code for you.
    https://github.com/hzsweers/barber
  9. ContentProviderCodeGenerator A code generator to create Android ContentProvider
    https://github.com/foxykeep/ContentProviderCodeGenerator
  10. Android-AnnotatedSQL Android library for auto generating SQL schema and Content Provider by annotations. You will get a full-featured content provider in 5 minutes :)
    https://github.com/hamsterksu/Android-AnnotatedSQL

###Media

  1. FFmpeg mirror of git://source.ffmpeg.org/ffmpeg.git
    https://github.com/FFmpeg/FFmpeg
  2. FFMpeg this is port of ffmpeg for android (this is app, but in future i will do android lib from it and then system will be able to convert videos automatically)
    https://github.com/havlenapetr/FFMpeg
  3. libstreaming A solution for streaming H.264, H.263, AMR, AAC using RTP on Android
    https://github.com/fyhertz/libstreaming
  4. AndroidFFmpeg FFmpeg build for android random architectures with example jni
    https://github.com/appunite/AndroidFFmpeg
  5. android-ffmpeg-java Android Java wrapper around ffmpeg command line binary
    https://github.com/guardianproject/android-ffmpeg-java
  6. FFmpeg-Android Script and Instructions for building FFmpeg for Android
    https://github.com/OnlyInAmerica/FFmpeg-Android
  7. android-ffmpeg a system for building custom ffmpeg binaries for Android
    https://github.com/guardianproject/android-ffmpeg
  8. android-ffmpeg-with-rtmp This repository contains script(s) to build ffmpeg for android with RTMP (and OpenSSL) support.
    https://github.com/cine-io/android-ffmpeg-with-rtmp
  9. mp4parser A Java API to read, write and create MP4 files
    https://github.com/sannies/mp4parser
  10. jcodec jcodec - a pure java implementation of video/audio codecs.
    https://github.com/jcodec/jcodec

###Embedded

  1. usb-serial-for-android Android USB host serial driver library for CDC, FTDI, Arduino and other devices.
    https://github.com/mik3y/usb-serial-for-android

###Utility

  1. smoothie Easy async loading for Android's ListView/GridView
    https://github.com/lucasr/smoothie
  2. tape A lightning fast, transactional, file-based FIFO for Android and Java.
    https://github.com/square/tape
  3. ColorArt iTunes 11-style color matching code for Android
    https://github.com/MichaelEvans/ColorArt
  4. AndroidBillingLibrary Android Market In-app Billing Library https://github.com/robotmedia/AndroidBillingLibrary
  5. android-saripaar UI Validation Library for Android
    https://github.com/ragunathjawahar/android-saripaar
  6. timber A logger with a small, extensible API which provides utility on top of Android's normal Log class.
    https://github.com/JakeWharton/timber
  7. wire Clean, lightweight protocol buffers for Android.
    https://github.com/square/wire
  8. motion An Android library allowing images to exhibit a parallax effect that reacts to the device's tilt
    https://github.com/nvanbenschoten/motion
  9. Colours A beautiful set of predefined colors and a set of color methods to make your Android development life easier.
    https://github.com/MatthewYork/Colours
  10. Android-Validator Form Validator Library for Android
    https://github.com/throrin19/Android-Validator
  11. svg-android Support for scalable vector graphics in Android
    https://github.com/pents90/svg-android
  12. davdroid DAVdroid – CalDAV/CardDAV synchronization for Android 4+ devices
    https://github.com/rfc2822/davdroid
  13. phrase https://github.com/square/phrase
  14. seismic Android device shake detection.
    https://github.com/square/seismic
  15. android-validation-komensky A simple library for validating user input in forms using annotations.
    https://github.com/inmite/android-validation-komensky
  16. AndroidFaceCropper Android bitmap Face Cropper
    https://github.com/lafosca/AndroidFaceCropper
  17. AutobahnAndroid WebSocket & WAMP in Java for Android
    https://github.com/tavendo/AutobahnAndroid
  18. android_dbinspector Android library for viewing in app databases.
    https://github.com/infinum/android_dbinspector
  19. wishlist Utilities I wish Android had but doesn't
    https://github.com/kevinsawicki/wishlist
  20. joda-time-android Joda-Time library with Android specialization
    https://github.com/dlew/joda-time-android
  21. OpenKeychain OpenKeychain is an OpenPGP implementation for Android.
    https://github.com/open-keychain/open-keychain
  22. Silk A library containing a large set of utilities and views for Android apps.
    https://github.com/afollestad/Silk
  23. Reservoir Android library to easily serialize and cache your objects to disk using key/value pairs.
    https://github.com/anupcowkur/Reservoir
  24. Android-Templates-And-Utilities Collection of source codes, utilities, templates and snippets for Android development.
    https://github.com/petrnohejl/Android-Templates-And-Utilities
  25. groundy Sexy way to execute async/background tasks on Android
    https://github.com/telly/groundy
  26. EasyCamera Wrapper around the android Camera class that simplifies its usage
    https://github.com/Glamdring/EasyCamera
  27. CastCompanionLibrary-android CastCompanionLibrary-android is a library project to enable developers integrate Cast capabilities into their applications faster and easier.
    https://github.com/googlecast/CastCompanionLibrary-android
  28. cling UPnP/DLNA library for Java and Android
    https://github.com/4thline/cling
  29. dspec A simple way to define and render UI specs on top of your Android UI.
    https://github.com/lucasr/dspec
  30. GhostLog Android app that displays the logcat buffer in a system overlay window
    https://github.com/jgilfelt/GhostLog
  31. secure-preferences Android Shared preference wrapper than encrypts the keys and values of Shared Preferences. It's not bullet proof security but rather a quick win for incrementally making your android app more secure.
    https://github.com/scottyab/secure-preferences
  32. DebugLog Create a simple and more understandable Android logs.
    https://github.com/MustafaFerhan/DebugLog
  33. AndroidCaldavSyncAdapater Caldav synch adapter for Android
    https://github.com/gggard/AndroidCaldavSyncAdapater
  34. routable-android Routable, an in-app native URL router, for Android
    https://github.com/clayallsopp/routable-android
  35. fb-android-dagger A set of helper classes for using dagger with Android components such as Applications, Activities, Fragments, BroadcastReceivers, and Services.
    https://github.com/adennie/fb-android-dagger
  36. android-gesture-detectors Gesture detector framework for multitouch handling on Android, based on Android's ScaleGestureDetector
    https://github.com/Almeros/android-gesture-detectors
  37. TypedPreferences Preference wrappers for primitive types for Android
    https://github.com/johnjohndoe/TypedPreferences
  38. android-intents A collection of well-known Android intents for most common actions
    [https://github.com/d-tarasov/android-intents])(https://github.com/d-tarasov/android-intents)
  39. android-intents A small library which will save you from writing the same intent creation code again and again for the most simple tasks
    https://github.com/marvinlabs/android-intents
  40. AndroidUtils AndroidUtils
    https://github.com/pardom/AndroidUtils
  41. ASimpleCache a simple cache for android and java
    https://github.com/yangfuhai/ASimpleCache
  42. svg-android Fork of svg-android +SVN history +Maven +more
    https://github.com/japgolly/svg-android
  43. AndroidQuickUtils Android QuickUtils is a development library for the Android platform. It is intended to make application development easier and consistent throughout your applications.
    https://github.com/cesarferreira/AndroidQuickUtils
  44. esperandro Easy SharedPreference Engine foR ANDROid
    https://github.com/dkunzler/esperandro
  45. AndroidCommons Various useful utilities for Android apps development
    https://github.com/alexvasilkov/AndroidCommons
  46. greenrobot-common General purpose utilities and hash functions for Android and Java (aka java-common)
    https://github.com/greenrobot/greenrobot-common
  47. puree-android Puree is a log collector for Android.
    https://github.com/cookpad/puree-android
  48. hawk Secure Simple Key-Value Storage for Android
    https://github.com/orhanobut/hawk

###SDK

  1. mapbox-android-sdk Open Source Maps SDK for Android
    https://github.com/mapbox/mapbox-android-sdk
  2. android-checkout Library for Android In-App Billing (Version 3)
    https://github.com/serso/android-checkout
  3. WeatherLib Android Weather Library: android weather lib to develop weather based app fast and easily
    https://github.com/survivingwithandroid/WeatherLib
  4. Clusterkraf A clustering library for the Google Maps Android API v2.
    https://github.com/twotoasters/clusterkraf
  5. aws-sdk-android Official mirror of the AWS SDK for Android.
    https://github.com/aws/aws-sdk-android
  6. evernote-sdk-android Evernote SDK for Android
    https://github.com/evernote/evernote-sdk-android
  7. countly-sdk-android Countly Mobile Analytics - Android SDK
    https://github.com/Countly/countly-sdk-android
  8. ANE-Facebook Air Native Extension (iOS and Android) for the Facebook mobile SDK
    https://github.com/freshplanet/ANE-Facebook
  9. Office-365-SDK-for-Android Office 365 SDK for Android Preview by Microsoft Open Technologies, Inc.
    https://github.com/OfficeDev/Office-365-SDK-for-Android
  10. weibo_android_sdk 新浪微博 Android SDK
    https://github.com/sinaweibosdk/weibo_android_sdk
  11. socialauth-android SocialAuth repository which contains socialauth android version and samples
    https://github.com/3pillarlabs/socialauth-android
  12. PayPal-Android-SDK Accept PayPal and credit cards in your Android app
    https://github.com/paypal/PayPal-Android-SDK
  13. barcodescanner Barcode Scanner Libraries for Android
    https://github.com/dm77/barcodescanner
  14. android-donations-lib Donations Library for Android. Supports Google Play Store, Flattr, PayPal, and Bitcoin
    https://github.com/dschuermann/android-donations-lib
  15. card.io-Android-SDK card.io provides fast, easy credit card scanning in mobile apps
    https://github.com/card-io/card.io-Android-SDK
  16. Android-ShareEverywhere This project is the tribute to my favorite Android Widget: the Share button. Share ALL THE THINGS!
    https://github.com/dgmltn/Android-ShareEverywhere
  17. android-simpl3r Amazon S3 multipart file upload for Android, made simple
    https://github.com/jgilfelt/android-simpl3r
  18. poly-picker Android library project for providing multiple image selection from the device.
    https://github.com/jaydeepw/poly-picker
  19. Android-ReactiveLocation Small library that wraps Google Play Service API in brilliant RxJava Observables reducing boilerplate to minimum.
    https://github.com/mcharmas/Android-ReactiveLocation
  20. LandscapeVideoCamera Powerful custom Android Camera with granular control over the video quality and filesize, restricting recordings to landscape only.
    https://github.com/jmolsmobile/LandscapeVideoCamera
  21. Twiiter Helper A twitter helper library that makes Twitter integration very easy and painless.
    https://github.com/krazykira/Twitter-Helper

###Test

  1. Junit A programmer-oriented testing framework for Java.
    https://github.com/junit-team/junit
  2. robotium Like Selenium, but for Android
    https://github.com/RobotiumTech/robotium
  3. assertj-android A set of AssertJ helpers geared toward testing Android.
    https://github.com/square/assertj-android
  4. selendroid "Selenium for Android" (Test automate native or hybrid Android apps and the mobile web with Selendroid.)
    https://github.com/selendroid/selendroid
  5. Cafe A powerful test framework for Android named Case Automated Framework for Everyone.
    https://github.com/BaiduQA/Cafe
  6. android-junit-report A custom instrumentation test runner for Android that generates XML reports for integration with other tools.
    https://github.com/jsankey/android-junit-report
  7. robolectric Android Unit Testing Framework
    https://github.com/xtremelabs/robolectric

###Chart

  1. GraphView Android Graph Library for creating zoomable and scrollable line and bar graphs.
    https://github.com/jjoe64/GraphView
  2. achartengine This is a charting software library for Android applications. Mobile phones, tablets and other gadgets running Android will probably benefit of this charting library.
    http://www.achartengine.org/
  3. MPAndroidChart A simple Android chart view / graph view library, supporting line- bar- pie- and candlestick charts as well as scaling, dragging and animations.
    https://github.com/PhilJay/MPAndroidChart
  4. EazeGraph An Android chart and graph library
    https://github.com/blackfizz/EazeGraph
  5. AndroidCharts An easy-to-use Android charts library with animation.
    https://github.com/HackPlan/AndroidCharts
  6. WilliamChart Android library to create charts.
    https://github.com/diogobernardino/WilliamChart
  7. Android-Charts Open-source native Android graph/chart framework includes line chart,stick chart,candlestick chart,pie chart,spider-web chart etc.
    https://github.com/limccn/Android-Charts
  8. XCL-Charts Android开源图表库(XCL-Charts is a free charting library for Android platform.)
    https://github.com/xcltapestry/XCL-Charts
  9. desCharts Android Charting Library
    https://github.com/bradipao/desCharts
  10. HelloCharts Charts/graphs library for Android compatible with API 8+
    https://github.com/lecho/hellocharts-android
  11. HoloGraphLibrary Fork of the HoloGraphLibrary by Daniel Nadeau with additionnal features
    https://github.com/Androguide/HoloGraphLibrary

###Icons

  1. Skycons Forecast / DarkSky's Skycons, Animated Weather icons recreated for Android
    https://github.com/torryharris/Skycons
  2. droidicon Over 1600 customizable icons for Android including 750+ Google Material Design icons, 25 ready-made social badges, and more!
    https://github.com/theDazzler/droidicon
  3. Android-Iconics Android-Iconics is a library to use (almost) any alternative iconfont in your projects. It allows you to add any Android-Iconics compatible typeface-library-addon to your project and you are able to start using that font.
    https://github.com/mikepenz/Android-Iconics
  4. android-material-icons Easy to use material icons for Android
    https://github.com/Malinskiy/android-material-icons
  5. androidicons Androidicons is a professional, handcrafted icon set with 250 icons in 14 different colors and 5 sizes, including an icon font and all sources.
    https://github.com/opoloo/androidicons

###Colors

  1. Android-Material-Design-Colors Android Material Design Colors
    https://github.com/wada811/Android-Material-Design-Colors

###Font

  1. Calligraphy Custom fonts in Android the easy way...
    https://github.com/chrisjenx/Calligraphy
  2. android-typeface-helper Typeface helper for Android
    https://github.com/norbsoft/android-typeface-helper
  3. Android-Icon-Fonts Material and Holo iconic fonts.
    https://github.com/johnkil/Android-Icon-Fonts
  4. Print A lightweight Android library for use iconic fonts.
    https://github.com/johnkil/Print/
  5. TypefaceHelper Helper object for injecting typeface into various text views of android.
    https://github.com/Drivemode/TypefaceHelper

###OpenGL

  1. Rajawali Rajawali is a 3D engine for Android based on OpenGL ES 2.0/3.0. It can be used for normal apps as well as live wallpapers.
    https://github.com/MasDennis/Rajawali

###Debug

  1. android-grid-wichterle This app will show grid overlay over whole system which helps you to verify your excellent app design.
    https://github.com/inmite/android-grid-wichterle

###Demo

  1. android-demos Examples of Android applications
    https://github.com/novoda/android-demos
  2. u2020 A sample Android app which showcases advanced usage of Dagger among other open source libraries.
    https://github.com/JakeWharton/u2020
  3. BlurEffectForAndroidDesign Sample to show how to implement blur graphical tricks
    https://github.com/PomepuyN/BlurEffectForAndroidDesign
  4. maven-android-plugin-samples Usage examples for Android Maven Plugin
    https://github.com/jayway/maven-android-plugin-samples
  5. Android-WizardPager Android pager-style wizard flow sample code
    https://github.com/romannurik/Android-WizardPager
  6. AndroidPushNotificationsDemo A example of an android app that receives push notifications using MQTT.
    https://github.com/tokudu/AndroidPushNotificationsDemo
  7. android-basic-samples Google Play game services - Android samples
    https://github.com/playgameservices/android-basic-samples
  8. RobolectricSample Sample project demonstrating use of the Robolectric Android testing project
    https://github.com/robolectric/RobolectricSample
  9. android-demo Android common lib demo, include ImageCache, HttpCache, DropDownListView, DownloadManager, install apk silent and so on, you can find description
    https://github.com/Trinea/android-demo
  10. android-movies-demo Sample application demonstrating Android design and animation
    https://github.com/dlew/android-movies-demo
  11. maven-android-plugin-samples Usage examples for Android Maven Plugin
    https://github.com/jayway/maven-android-plugin-samples
  12. android-http-examples Sample code for HTTP on Android.
    https://github.com/swankjesse/android-http-examples
  13. androidmvp MVP Android Example
    https://github.com/antoniolg/androidmvp
  14. ProgrammingAndroidExamples This repo contains example code for O'Reilly's "Programming Android" by Zigured Mednieks, Laird Dornin, Blake Meike and Masumi Nakamura
    https://github.com/bmeike/ProgrammingAndroidExamples
  15. android-layout-samples Explorations around Android custom layouts
    https://github.com/lucasr/android-layout-samples
  16. LearningAndroidYamba This is the code that goes along with Learning Android book.
    https://github.com/twitter-university/LearningAndroidYamba
  17. RoboDemo RoboDemo is a ShowCase library for Android to demonstrate to users how a given Activity works.
    https://github.com/stephanenicolas/RoboDemo
  18. ProgrammingAndroid2Examples This repo contains example code for O'Reilly's "Programming Android" by Zigured Mednieks, Laird Dornin, Blake Meike and Masumi Nakamura
    https://github.com/bmeike/ProgrammingAndroid2Examples
  19. hellomap-android Quick start with the Google Maps Android API
    https://github.com/googlemaps/hellomap-android
  20. GraphView-Demos Examples for my Android GraphView library
    https://github.com/jjoe64/GraphView-Demos
  21. Android-Volley-Example Android volley library examples
    https://github.com/PareshMayani/Android-Volley-Example
  22. android-demos Google Drive Android API Demos
    https://github.com/googledrive/android-demos
  23. AndroidDemoProjects Collection of Small Android Projects
    https://github.com/PaulTR/AndroidDemoProjects
  24. android-ActivitySceneTransition Demonstrates how to the use Activity scene transitions when transitions from one Activity to another. Uses a combination of moveImage and changeBounds to nicely transition a grid of images to an Activity with a large image and detail text.
    https://github.com/googlesamples/android-ActivitySceneTransition
  25. android_L_preview_example This project is focused on the sample using the API's new preview version of Android-L, use of transitions, shadows etc... https://github.com/saulmm/android_L_preview_example
  26. googletv-android-samples Source for many GoogleTV Example applications.
    https://github.com/google/googletv-android-samples
  27. Android-RxJava Learning RxJava for Android by example
    https://github.com/kaushikgopal/Android-RxJava
  28. Android-LollipopShowcase A simple app to showcase some of the cool new cool stuff in Android L. RecyclerView, CardView, ActionBarDrawerToggle, DrawerLayout, Animations, Android Compat Design, Toolbar
    https://github.com/mikepenz/Android-LollipopShowcase
  29. QuickNews This is a news client, similar to netease, news headlines
    https://github.com/tigerguixh/QuickNews
  30. android-best-practices Do's and Don'ts for Android development, by Futurice developers
    https://github.com/futurice/android-best-practices
  31. ToolbarMenudrawer Quick example for the new Toolbar (and Menudrawer) API. Thanks for starring / forking me. :')
    https://github.com/I-am-Reinvented/ToolbarMenudrawer
  32. Android-PullLayout 仿UC天气下拉和微信下拉眼睛
    https://github.com/BlueMor/Android-PullLayout
  33. DragLayout An Android Project.ViewDragHelper.QQ.QQ5.0.侧滑
    https://github.com/BlueMor/DragLayout
  34. rx-android-architecture An example project of an Android architecture built on RxJava
    https://github.com/tehmou/rx-android-architecture
  35. AndroidCoolDragAndDropGridView An example of a gridview with various column span items and drag and drop support like Google keep has
    https://github.com/theredsunrise/AndroidCoolDragAndDropGridView
  36. Demo-GoogleBook-Android An android demo about searching and displaying books details using Google book api.
    https://github.com/Jungerr/Demo-GoogleBook-Android
  37. Demo-YouTuBe-Android An android demo about searching and playing youtube videos with youtube player or videoview.
    https://github.com/Jungerr/Demo-YouTuBe-Android
  38. android-proguard-snippets Proguard configurations for common Android libraries
    https://github.com/krschultz/android-proguard-snippets
  39. ViewPagerHeaderScrollDemo ViewPagerHeaderScrollDemo
    https://github.com/ongakuer/ViewPagerHeaderScrollDemo
  40. Quality-Tools-for-Android This is an Android sample app + tests that will be used to work on various project to increase the quality of the Android platform.
    https://github.com/stephanenicolas/Quality-Tools-for-Android
  41. socket.io-android-chat A simple chat demo for socket.io and Android
    https://github.com/nkzawa/socket.io-android-chat
  42. AndroidTVExplorer A sample project which can be used as a base in order to develop Media Library applications for Android TV. Follow the series of blogs starting at http://www.malmstein.com/blog/2014/10/21/building-applications-for-android-tv/ in order to keep up to date with the process
    https://github.com/malmstein/AndroidTVExplorer
  43. Android-Notification-Example A simple sample showing the different types of notifications on Andoid
    https://github.com/saulmm/Android-Notification-Example
  44. androidmvp MVP Android Example used to explain how to use this pattern in our Android apps. This code was created to support an article explanation.
    https://github.com/antoniolg/androidmvp
  45. PlayPauseDrawable This is a sample Play & Pause Drawable with morphing animation for Android
    https://github.com/tarek360/PlayPauseDrawable

###App

  1. 2048-android The android port of the 2048 game (for offline playing)
    https://github.com/uberspot/2048-android
  2. FeedEx FeedEx News Reader is a light and modern Android feed reader, based on Sparse rss.
    https://github.com/HoloAddict/FeedEx
  3. rubychina4android Ruby-China的Android客户端
    https://github.com/gonjay/rubychina4android
  4. HackerNews An open source Hacker News client for Android.
    https://github.com/bishopmatthew/HackerNews
  5. News-Android-App ownCloud News Reader - Android App
    https://github.com/owncloud/News-Android-App
  6. android-delicious Delicious Android is an Android app which helps you access and save bookmarks via Delicious. It's available over at Google Play.
    https://github.com/lexs/android-delicious
  7. droidplanner Ground Control Station for Android Devices
    https://github.com/DroidPlanner/droidplanner
  8. FoldingNavigationDrawer-Android This is a sample project present how to use Folding-Android to add Folding Efect to Navigation Drawer.
    https://github.com/tibi1712/FoldingNavigationDrawer-Android
  9. play-android Stream music and control the queue of a play server from your Android device.
    https://github.com/play/play-android
  10. vanilla Vanilla Music Player for Android (abandoned)
    https://github.com/kreed/vanilla
  11. OpenFlappyBird An open source clone of a famous flappy bird game for Android using AndEngine
    https://github.com/deano2390/OpenFlappyBird
  12. TurtlePlayer A Free, Fully Fledged, Open-Source Music Player for Android
    https://github.com/eddturtle/TurtlePlayer
  13. seadroid Android client for Seafile
    https://github.com/haiwen/seadroid
  14. freegemas-gdx Freegemas libGDX is an Android and Java desktop port of Freegemas, which in turn is an open source version of the well known Bejeweled.
    https://github.com/siondream/freegemas-gdx
  15. kanxue-android-app 看雪安全论坛 Android 客户端
    https://github.com/kanxue-team/kanxue-android-app
  16. FlappyCow Android game in "Flappy Bird" Style
    https://github.com/cubei/FlappyCow 1.wakao-app 哇靠百科 - 一款聚合了众多笑话段子、妹子图、微信公众号文章的Android App。
    https://github.com/yongbo000/wakao-app
  17. Twidere-Android Twidere is a powerful twitter client for Android 1.6+ 1 , which gives you a full Holo experience and nearly full Twitter's feature.
    https://github.com/TwidereProject/Twidere-Android
  18. Telecine Record full-resolution video on your Android devices.
    https://github.com/JakeWharton/Telecine
  19. TopNews 高仿“今日头条”客户端,实现它大部分的功能,练习之作,目的了解怎么发开一个新闻类客户端,从涉及的相关知识点中提升自我水平。
    https://github.com/Rano1/TopNews
  20. WaniKani-for-Android An Android client application for the awesome kanji learning website wanikani.com
    https://github.com/xiprox/WaniKani-for-Android
  21. OpenLibra-Material OpenLibra client on Material Design
    https://github.com/saulmm/OpenLibra-Material
  22. superCleanMaster 一键清理 开源版,包括内存加速,缓存清理,自启管理,软件管理等。
    https://github.com/joyoyao/superCleanMaster
  23. XhsWelcomeAnim 小红书欢迎引导第二版
    https://github.com/w446108264/XhsWelcomeAnim
  24. palettehelper Utility Android app for generating color palettes of images using the Palette library. Written in Kotlin.
    https://github.com/hzsweers/palettehelper
  25. OpenImgur Open source Imgur Android App
    https://github.com/Kennyc1012/OpenImgur

###Security

  1. gnupg-for-android A port of gnupg to Android
    https://github.com/guardianproject/gnupg-for-android
  2. openssl-android a version of the official Android openssl setup to build standalone for use in app
    https://github.com/guardianproject/openssl-android
  3. apg OpenPGP for Android
    https://github.com/thialfihar/apg
  4. android-grid-wichterle This app will show grid overlay over whole system which helps you to verify your excellent app design.
    https://github.com/inmite/android-grid-wichterle

###Tools

  1. maven-android-sdk-deployer A tool to install components of the Android SDK to use with the Maven Android Plugin.
    https://github.com/mosabua/maven-android-sdk-deployer

  2. scrollscreenshot Make Android screenshots of scrollable screen content
    https://github.com/PGSSoft/scrollscreenshot

  3. dex-method-counts Command-line tool to count per-package methods in Android .dex files
    https://github.com/mihaip/dex-method-counts

  4. osmtracker-android GPS tracking tool for OpenStreetMap
    https://github.com/nguillaumin/osmtracker-android

  5. ProMosaic Make mosaic effect on android
    https://github.com/coderkiss/ProMosaic

  6. enroscar A set of Android tools that facilitate apps development
    https://github.com/stanfy/enroscar

  7. android-device-frame-generator Wrap your app screenshots in real device artwork
    http://f2prateek.com/android-device-frame-generator/

  8. AndroidGradleStarter Android Gradle Starter
    https://github.com/ravidsrk/AndroidGradleStarter

  9. android-gradle-template Combines Android Studio, Gradle, Espresso, Robolectric, AndroidAnnotations, RoboCoP, JaCoCo
    https://github.com/nenick/android-gradle-template

  10. swiftp FTP server for your android device.
    https://github.com/ppareit/swiftp

  11. NotificationLog Use an expanded notification as a makeshift Android log output console.
    https://github.com/jgilfelt/NotificationLog

  12. Java7-on-Android Java 7 features backported to Android 2.2+
    https://github.com/yareally/Java7-on-Android

  13. Genius-Android 一个在Android中能经常使用的库集合,包括日志,命令行语句执行;Ping,DNS,Telnet,TraceRoute等网络包;同时包含一套UI主题。
    https://github.com/qiujuer/Genius-Android

  14. TaggerString TaggerString is very light library which allows to build dynamic string resource in much more readable way.
    https://github.com/polok/TaggerString

  15. svg2android SVG to Android VectorDrawable XML resource file
    https://github.com/inloop/svg2android

  16. gplay.ws create a badge to promote your own Android application in a single step
    http://gplay.ws/

  17. android-lifecycle A diagram of the Android Activity / Fragment lifecycle
    [https://github.com/xxv/android-lifecycle][https://github.com/xxv/android-lifecycle]

  18. AndroidDevTools 收集整理Android开发所需的Android SDK、开发中用到的工具、Android开发教程、Android设计规范,免费的设计素材等。
    https://github.com/inferjay/AndroidDevTools

  19. gradle-packer-plugin Android Packer Gradle Plugin
    https://github.com/mcxiaoke/gradle-packer-plugin

  20. AndroidLocalizationer This is a Android Studio/ IntelliJ IDEA plugin to localize your Android app, translate your string resources automactically.
    https://github.com/westlinkin/AndroidLocalizationer

###Decompiler

  1. jadx Dex to Java decompiler
    https://github.com/skylot/jadx
  2. simplify Generic Android Deobfuscator
    https://github.com/CalebFenton/simplify
  3. apk2gold CLI tool for decompiling Android apps to Java. It does resources! It does Java! Its real easy! https://github.com/lxdvs/apk2gold
  4. procyon Java metaprogramming suite, including Java decompiler. https://bitbucket.org/mstrobel/procyon

###Android Wear

  1. BusWear EventBus for Android Wear devices.
    https://github.com/tajchert/BusWear
  2. CuXtom Cam An open source camera for google glass. This is a an alternative to the default camera on Glass. CuXtom Cam provides you the default behaviour along with some special features.
    https://github.com/krazykira/CuXtomCam

###Other

  1. DiskLruCache Java implementation of a Disk-based LRU cache which specifically targets Android compatibility.
    https://github.com/JakeWharton/DiskLruCache
  2. anode Android framework for node.js applications
    https://github.com/paddybyers/anode
  3. Fragment-Switcher An instance-state saving fragment switcher, intended for use with navigation drawers or tabs.
    https://github.com/jacobtabak/Fragment-Switcher
  4. AwesomeValidation Implement validation for Android within only 3 steps. Developers should focus on their awesome code, and let the library do the boilerplate. And what's more, this could help keep your layout file clean.
    https://github.com/thyrlian/AwesomeValidation

##License

Copyright (C) 2014 Snowdream Mobile <yanghui1986527@gmail.com>

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

        http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.