Android developer portal with tools, libraries, and apps

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Twidere is a powerful twitter client for Android 4.0+, which gives you a full Material experience and nearly complete (and even better) Twitter feature.

Sep 7, 2015

This guide aims to introduce a beginner reactive programmer to the complete power of the RxJava implementation of reactive programming for the JVM. It is based on the IntroToRx guide for Rx.NET.

No experience with either reactive or functional programming is needed to follow the book. Familiarity with the basics of Java is required.

Feb 18, 2017
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Shuttle is an open source, local music player for Android.

Feb 28, 2017

ViewPager cards inspired by Duolingo.

Aug 23, 2016

Dolphin is an emulator for running GameCube, Triforce and Wii games on Windows/Linux/OS X systems and recent Android devices.

Jul 5, 2014

c:geo is a simple yet powerful unofficial geocaching client for Android devices. In contrast to other similar applications, c:geo doesn't require a web browser nor file exports. You can just go geocaching with your phone and without any home preparation or worries.

Jul 5, 2014

Training courses to acquire basic knowledge and practical skills of Android app development.

JFYI: You could use Google Translate to translate from Japanese.

Dec 21, 2014

ListView with a sticky header.

Apr 26, 2016

ProductTour is android sample project implementing a parallax effect welcome page using PageTransformer, similar to the one found in google's app like Sheet, Drive...

Jun 18, 2015

This Android project samples some Material Design-ish transitions for list items and floating action buttons. It uses the the shared element concept introduced in Android 5.0.

Jul 30, 2015

Modern, easy and customizable app manager for Android with Material Design.

Features:

  • Extract installed & system apps.
  • Share APK with friends using Dropbox, Telegram, email, etc.
  • Uninstall apps easily.
  • Customization options available in Settings.
  • No root required.
  • Material Design.
  • Really easy to use.

Jun 19, 2015

Project that demonstrates the entire animation stack present in the Uber app.

Aug 28, 2017

Unofficial Android REST Client for 9GAG.

Aug 26, 2014

This app is designed to demonstrate the various components of the Android Support libraries, in particular, showing how to implement Material design into your app, using these controls.

Sep 5, 2015

Flym (FeedEx) News Reader is a light and modern Android feed reader, based on Sparse RSS.

Jul 5, 2014

Open camera project - multi-functional camera application for android.

Jul 18, 2014

L Camera is an open-source experimental camera app for Android L devices using the new android.hardware.camera2 API.

Please note that this app is intended to test and study new features of the camera API, it is not for general uses as it lacks many basic camera features (location tagging, white balance, photo review, flash control, etc).

Nov 5, 2014
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100% open source version of the popular Talon for Twitter app on Android.

Oct 30, 2014

A view which can add sticker and zoom, drag, delete it.

Aug 12, 2016

This is an ambitious example project of what can be done with RxJava to create an app based on streams of data.

May 11, 2015

Android client for Project Tox - Secure Peer to Peer Messaging.

Feb 4, 2017

Open sourced awesome material designed movie app.

Aug 22, 2016

This repository showcases and compares different architectural patterns that can be used to build Android apps. The exact same sample app is built three times using the following approaches:

  • Standard Android: traditional approach with layouts, Activities/Fragments and Model.
  • MVP: Model View Presenter.
  • MVVM: Model View ViewModel with data binding.

Sep 22, 2015

Record full-resolution video on your Android devices.

Available on Google Play.

Jan 10, 2015

PDF Converter is an android project to perform a number of operations on PDF :

  • Convert multiple images to PDF
  • Convert text to PDF
  • Merge multiple PDFs
  • Split PDFs
  • Reorder PDF
  • Remove pages from a PDF
  • Compress PDF
  • Extract images from a PDF
  • View history PDF operations
Sep 16, 2018

AcDisplay is a new way of handling notifications in Android.

It will let you know about new notifications by showing a minimal, beautiful screen, allowing you to open them directly from the lock screen. And if you want to see what's going on, you can simply take your phone out of your pocket to view all the latest notifications, in a similarly pleasing and minimalistic manner.

Jul 23, 2014

Faceless is where you can talk freely. Share messages with your friends and the whole world.

Jul 27, 2014
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Signin and Signup in single Screen using PercentRelativeLayout. A new way to onboard users using interactive signin and signup screen.

Nov 26, 2016

An experimental app for Android that performs optical character recognition (OCR) on images captured using the device camera.

Jul 5, 2014

Music is everywhere, now you don’t have to be. Tomahawk, the critically acclaimed multi-source music player, is now available on Android. Given the name of an artist, album or song Tomahawk will find the best available source and play it.

Jul 5, 2014