A Java serialization/deserialization library to convert Java Objects into JSON and back

Most popular Mocking framework for unit tests written in Java

Graphs for Everyone

Cute view animation collection.

Fast Android Development. Easy maintainance.

Android library to observe scroll events on scrollable views.

CoreNLP: A Java suite of core NLP tools for tokenization, sentence segmentation, NER, parsing, coreference, sentiment analysis, etc.

Custom fonts in Android the easy way...

A fast dependency injector for Android and Java.

A RecyclerView(advanced and flexible version of ListView in Android) with refreshing,loading more,animation and many other features.

A custom ViewPager title strip which gives continuous feedback to the user when scrolling

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

Animation effects to text, not really textview

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

A lightweight wrapper around SQLiteOpenHelper which introduces reactive stream semantics to SQL operations.

Text editor - Notes & ToDo (for Android) - Markdown, todo.txt, plaintext, math, ..

Deprecated

AndroidTreeView. TreeView implementation for android

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…

Name UI states, navigate between them, remember where you've been.

An interactive indicator to navigate between the different pages of a ViewPager

A simple library that makes it easy to pair thin views with dedicated controllers, isolated from most of the vagaries of the Activity life cycle.

UltimateAndroid is a rapid development framework for developing your apps

Android drawer icon with material design animation

It contains most of the Android utility classes.

Simple tool which help you to implement activity and fragment transition for pre-Lollipop devices.

Vertically ViewPager and vertically transformer for Android.

Immutable in-memory R-tree and R*-tree implementations in Java with reactive api

🍦 micro framework for building view based modular Android applications.

An android ViewPager extension allowing infinite scrolling