Free and Open Source, Distributed, RESTful Search Engine

Everything you need to know to get the job.

ZXing ("Zebra Crossing") barcode scanning library for Java, Android

Mirror of Apache Kafka

Desktop/Android/HTML5/iOS Java game development framework

An Android library for managing images and the memory they use.

Graphs for Everyone

Logstash - transport and process your logs, events, or other data

✔️ Simple, pretty and powerful logger for android

Cute view animation collection.

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

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

Apache JMeter open-source load testing tool for analyzing and measuring the performance of a variety of services

🌄 A React Native module that allows you to use native UI to select media from the device library or directly from the camera.

Java interface to OpenCV, FFmpeg, and more

The Physical Web: walk up and use anything

Open source version of Google Authenticator (except the Android app)

Distributed Graph Database

The WebRTC module for React Native

Speech and Vision Based Intelligent Personal Assistant

The missing bridge between Java and native C++

Example code from Learning Spark book

Hackpad is a web-based realtime wiki.

YUI Compressor

A React Native wrapper around the Facebook SDKs for Android and iOS. Provides access to Facebook login, sharing, graph requests, app events etc.

Blue Ocean is a reboot of the Jenkins CI/CD User Experience

AWS Usage Tool

The official repository for Developing Android Apps

A Graph Traversal Language (no longer active - see Apache TinkerPop)

Android FlatUI Kit