#1 Locally hosted web application that allows you to perform various operations on PDF files

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

Bind Android views and callbacks to fields and methods.

Fast Android Development. Easy maintainance.

Hackpad is a web-based realtime wiki.

Listen to current network traffic in the app and categorize the quality of the network.

DEPRECATED

Android (f/w 2.1+) on screen keyboard for multiple languages.

Record full-resolution video on your Android devices.

View Inspection Toolbar for Android Development

A simple tool to allow easy bug report capturing within your app.

Etherpad Open-Source Repository

[DEPRECATED] Easy async loading for Android's ListView/GridView

Android library that sets an ImageView's contents from a url. Manages image downloading, caching, and makes your coffee too.

Android-BitmapCache is a specialised cache, for use with Android Bitmap objects.

iOS & Android react native module to play an audio stream, with background support and media controls

[Deprecated] Android Library that implements Snackbars (former known as Undobar) from Google's Material Design documentation.

Java natural language date parser

MarkdownJ

A serverless, unblockable messaging system for Android.

Enkel is a simple programming language running on the jvm

Simplify Adapter creation for your Android ListViews.

Java Library for JD-Core, a java decompiler

A NES development environment based on arduino/processing

An Asynchronous HTTP Library for Android

Android (f/w 1.5+) on screen keyboard for multiple languages