Free and Open Source, Distributed, RESTful Search Engine

A tool for reverse engineering Android apk files

FizzBuzz Enterprise Edition is a no-nonsense implementation of FizzBuzz made by serious businessmen for serious business purposes.

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

Distributed and fault-tolerant realtime computation: stream processing, continuous computation, distributed RPC, and more

GoCD - Continuous Delivery server main repository

Fast Parallel Async HTTP client as a Service to monitor and manage 10,000 web servers. (Java+Akka)