RxJava – Reactive Extensions for the JVM – a library for composing asynchronous and event-based programs using observable sequences for the Java VM.

An image loading and caching library for Android focused on smooth scrolling

Modular and customizable Material Design UI components for Android

OpenRefine is a free, open source power tool for working with messy data and improving it

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

Android view for displaying PDFs rendered with PdfiumAndroid

Android library to handle jobs in the background.

Advanced dialog solution for android

📃 FoldingCell is a material design expanding content cell inspired by folding paper material made by @Ramotion

Java runtime metadata analysis

Awaitility is a small Java DSL for synchronizing asynchronous operations

Spruce Animation Library

With Scaling Layout scale your layout on user interaction.

[DEPRECATED] A fast PDF reader component for Android development

A Material Design themed ShowcaseView for Android

Android library listening network connection state and Internet connectivity with RxJava Observables

🎉 [Android Library] A light-weight library to easily make beautiful Navigation Bar with ton of 🎨 customization option.

Android library project that lets you manage the location updates to be as painless as possible

A modified version of Android's experimental StaggeredGridView. Includes own OnItemClickListener and OnItemLongClickListener, selector, and fixed position restore.

An Android library that prevents your app from being pirated / cracked using Google Play Licensing (LVL), APK signature protection and more. API 14+ required.

A Floating Action Button Speed Dial implementation for Android that follows the Material Design specification (https://material.io/components/buttons-floating-action-button#types-of-transitions)

A circular seekbar for Android, with a control knob! (for the lack of a better word).

A single adapter with multiple view types for the whole project

A small Android library to manage one-off operations.

Face detection for your Android app

Mirror of Apache Usergrid

An Android image processor library providing a variety of image transformations for Fresco.

Makes fingerprint encryption a breeze.

Android library to simplify Biometric authentication implementation.

A simple API-like from html website (scrapper) for Android, RxJava2 ready !