 | https://github.com/google | http://android-developers.blogspot.com/ | Google Android Developers Blog |
 | https://github.com/JakeWharton | http://jakewharton.com/ | ActionBarSherlock, Android-ViewPagerIndicator, Nine Old Androids, butterknife |
 | https://github.com/square | http://square.github.io/ | okhttp, fest-android, android-times-square, picasso, dagger, spoon |
 | https://github.com/chrisbanes | http://chris.banes.me/ | ActionBar-PullToRefresh, PhotoView, Android-BitmapCache, Android-PullToRefresh |
 | https://github.com/jfeinstein10 | http://jeremyfeinstein.com/ | SlidingMenu, JazzyViewPager |
 | https://github.com/nostra13 | http://nostra13android.blogspot.com/ | Android-Universal-Image-Loader |
 | https://github.com/koush | http://koush.com/ | Superuser, AndroidAsync, UrlImageViewHelper |
 | https://github.com/SimonVT | http://simonvt.net/ | android-menudrawer, MessageBar |
 | https://github.com/cyrilmottier | http://cyrilmottier.com/ | GreenDroid, Polaris |
 | https://github.com/emilsjolander | http://emilsjolander.se/ | StickyListHeaders, sprinkles, android-FlipView |
 | https://github.com/loopj | http://loopj.com | android-async-http |
 | https://github.com/ManuelPeinado | | FadingActionBar, GlassActionBar, RefreshActionItem, QuickReturnHeader |
 | https://github.com/greenrobot | http://greenrobot.de/ | greenDAO, EventBus |
 | https://github.com/jgilfelt | http://jeffgilfelt.com | android-mapviewballoons, android-viewbadger, android-actionbarstylegenerator, android-sqlite-asset-helper |
 | https://github.com/romannurik | http://roman.nurik.net/ | muzei, Android-SwipeToDismiss |
 | https://github.com/flavienlaurent | http://www.flavienlaurent.com | NotBoringActionBar, datetimepicker, discrollview |
 | https://github.com/gabrielemariotti | http://gmariotti.blogspot.it | cardslib, colorpickercollection |
 | https://github.com/sephiroth74 | http://www.sephiroth.it/ | ImageViewZoom, HorizontalVariableListView, AndroidWheel, purePDF |
 | https://github.com/romainguy | http://www.curious-creature.org | ViewServer |
 | https://github.com/kevinsawicki | https://twitter.com/kevinsawicki | http-request |
 | https://github.com/chrisjenx | http://about.me/chris.jenkins | Calligraphy, ParallaxScrollView |
 | https://github.com/jpardogo | http://jpardogo.com | ListBuddies, FlabbyListView, GoogleProgressBar, FadingActionBar |
 | | http://graphics-geek.blogspot.com/ | Android framework UI team |
 | https://github.com/mttkay | http://mttkay.github.io/ | signpost |
 | https://github.com/dlew | http://blog.danlew.net/ | Android Tips |
 | https://github.com/facebook | https://code.facebook.com/mobile/ | buck |
| Code Zen | | http://arpitonline.com/ | iOS Android |
 | Google Plus | https://blog.stylingandroid.com/ | A techical guide to to improving the UI and UX Android apps |