A powerful 🚀 Android chart view / graph view library, supporting line- bar- pie- radar- bubble- and candlestick charts as well as scaling, panning and animations.

Open Source Identity and Access Management For Modern Applications and Services

Learn System Design concepts and prepare for interviews using free resources.

A tool for reverse engineering Android apk files

Implementation of ImageView for Android that supports zooming, by various touch gestures.

Powerful and flexible library for loading, caching and displaying images on Android.

The official home of the Presto distributed SQL query engine for big data

greenDAO is a light & fast ORM solution for Android that maps objects to SQLite databases.

Apereo CAS - Identity & Single Sign On for all earthlings and beyond.

An Android library that allows you to easily create applications with slide-in menus. You may use it in your Android apps provided that you cite this project and include the license in your app. Th…

An asynchronous, callback-based Http client for Android built on top of Apache's HttpClient libraries.

This library provides a simple way to add a draggable sliding up panel (popularized by Google Music and Google Maps) to your Android application. Brought to you by Umano.

PocketHub Android App

Distributed and fault-tolerant realtime computation: stream processing, continuous computation, distributed RPC, and more

Epoxy is an Android library for building complex screens in a RecyclerView

A powerful Android Dynamic Component Framework.

Bootstrap style widgets for Android, with Glyph Icons

Alluxio, data orchestration for analytics and machine learning in the cloud

Java DSL for easy testing of REST services

Android Unit Testing Framework

A sample Android app which showcases advanced usage of Dagger among other open source libraries.

An amazing and convenient Android image slider.

An android library for section headers that stick to the top

[DEPRECATED] Apply background tinting to the Android system UI when using KitKat translucent modes

RecyclerView extension library which provides advanced features. (ex. Google's Inbox app like swiping, Play Music app like drag and drop sorting)

Joda-Time is the widely used replacement for the Java date and time classes prior to Java SE 8.

Android Library to build a UI Card

Android integration of multiple icon providers such as FontAwesome, Entypo, Typicons,...

Bundletool is a command-line tool to manipulate Android App Bundles

Google Guice on Android, version 3.0 [RETIRED]