High Performance Inter-Thread Messaging Library

A fast dependency injector for Android and Java.

Apache Pulsar - distributed pub-sub messaging system

Open source alternative to Auth0 / Firebase Auth / AWS Cognito

🏗 Build container images for your Java applications.

Guice (pronounced 'juice') is a lightweight dependency injection framework for Java 11 and above, brought to you by Google.

Java JWT: JSON Web Token for Java and Android

Feign makes writing java http clients easier

Testcontainers is a Java library that supports JUnit tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container.

Tools for keeping your cloud operating in top form. Chaos Monkey is a resiliency tool that helps applications tolerate random instance failures.

jOOQ is the best way to write SQL in Java

Java implementation of JSON Web Token (JWT)

Fibers, Channels and Actors for the JVM

Java Docker API Client

JavaMelody : monitoring of JavaEE applications

https://openjdk.org/projects/code-tools/jmh

Java EE 7 Samples

Provides examples and code snippets for the JGit Java Git implementation

The modular web framework for Java and Kotlin

Java based open source static site/blog generator for developers & designers.

Secure and speedy templates for Java and Kotlin.

A high performance thread-safe map that expires entries

Java Collections till the last breadcrumb of memory and performance

Mappedbus is a low latency message bus for Java microservices utilizing shared memory. http://mappedbus.io

Enable drop-in Windows Single Sign On for popular Java web servers.

Create native Java(FX) apps for desktop, mobile and embedded

JCoz -- A Java causal profiler

Simple Framework

Hella fast HTTP server library for Java

A Dropwizard library that lets you use Jersey-style Resources over WebSockets