Open-source IoT Platform - Device management, data collection, processing and visualization.

Vert.x is a tool-kit for building reactive applications on the JVM

(Deprecated) A custom view component that mimics the new Material Design Bottom Navigation pattern.

Android and Java bytecode viewer

A small, yet full-featured framework that allows building View-based Android applications

Android ListView that mimics a GridView with asymmetric items. Supports items with row span and column span

An Android Holo themed colorpicker designed by Marie Schweiz

QuickFIX/J is a full featured messaging engine for the FIX protocol. - This is the official project repository.

A small, easy to use android library for implementing flipping between views as seen in the popular Flipboard application

A drop-in replacement for Google Play services location APIs for Android

Android circle seekbar widget inspired from: https://github.com/LarsWerkman/HoloColorPicker

A collection of customizable RecyclerView Adapters for Android, that provide various functionality like item selection, contextual action mode controls, drag&drop and swiping, among other.

Various Demos mostly based on docker environments

Axon EventStore using Greg Young's Event Store

Retrofit inspired Bluetooth LE library