• • CodePath Code Samples
  • External Code Samples
  • Open-Source Apps

One of the best ways to learn about Android is to checkout Android code in the wild. The following is good Android sample code to review:

CodePath Code Samples

• Beginner Android Samples
• Custom ArrayAdapter Demo
• Book Library Search Demo
• ImageLoading and SQLite Demo
• Rotten Tomatoes Demo
• Styled ActionBar Demo
• Drawables and Styles Demo
• Animations and Gestures Demo
• Custom Views Demo
• Services and Notifications Demo
• Unit and Integration Testing Demo
• Audio and Video Demo
• Menus, Popups, and Fragments Demo
• Contacts Loader Demo
• Google Maps Demo
• Master-Detail Demo
• Crouton Alert Demo
• Android Snake Game
• Android Rest Client Multi-Service Demo

External Code Samples

• Tons of examples from commonsguy
• Novoda Android samples
• HMKCode Android
• Google Samples
• Android-Examples
• Easyweather - Retrofit + Dagger 2 + RxJava

Open-Source Apps

• Tivi - Great open-source Kotlin + RxJava 2 + Architecture Sample
• FOSSDroid - Open-source android apps repository
• Github Android App
• Simple Android App
• Astrid Android's #1 Task Management Application
• MobileOrg for the Android platform
• Guag.es App
• Quora on Best Open Android Apps
• tumblrsnap
• Quran android app
• Vt - VK video app
• DroidFeed - News App for Android Developers