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

Zstandard - Fast real-time compression algorithm

FlatBuffers: Memory Efficient Serialization Library

Hystrix is a latency and fault tolerance library designed to isolate points of access to remote systems, services and 3rd party libraries, stop cascading failure and enable resilience in complex di…

Lens - The way the world runs Kubernetes

High Performance Inter-Thread Messaging Library

Most popular Mocking framework for unit tests written in Java

Very spicy additions to the Java programming language.

Extremely Fast Compression algorithm

Babun - a Windows shell you will love!

Efficient reliable UDP unicast, UDP multicast, and IPC message transport

A fast dependency injector for Android and Java.

A curated list of data science blogs

Simple OAuth library for Java

free C++ class library of cryptographic schemes

Reactive Streams Specification for the JVM

Awaitility is a small Java DSL for synchronizing asynchronous operations

An Open Source Implementation of the Actor Model in C++

Simple Binary Encoding (SBE) - High Performance Message Codec

Log analyser / visualiser for Java HotSpot JIT compiler. Inspect inlining decisions, hot methods, bytecode, and assembly. View results in the JavaFX user interface.

Java unlimited redefinition of classes at runtime.

A High Dynamic Range (HDR) Histogram

The home of Raspberry Pi Imager, a user-friendly tool for creating bootable media for Raspberry Pi devices.

Java (and original) version of Hamcrest

A collection of .NET for Android sample projects

NOOBS (New Out Of Box Software) - An easy Operating System install manager for the Raspberry Pi

Dynamic Code Evolution VM for Java 7/8

New generation entropy codecs : Finite State Entropy and Huff0