Spring Boot helps you to create Spring-powered, production-grade applications and services with absolute minimum fuss.

Ghidra is a software reverse engineering (SRE) framework

Termux - a terminal emulator application for Android OS extendible by variety of packages.

An image loading and caching library for Android focused on smooth scrolling

Open Source Identity and Access Management For Modern Applications and Services

The automation tower defense RTS

GraalVM compiles applications into native executables that start instantly, scale fast, and use fewer compute resources 🚀

光 HikariCP・A solid, high-performance, JDBC connection pool at last.

IntelliJ IDEA & IntelliJ Platform

Implementation of ImageView for Android that supports zooming, by various touch gestures.

High Performance Inter-Thread Messaging Library

A high performance caching library for Java

Modern Java - A Guide to Java 8

Most popular Mocking framework for unit tests written in Java

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

Zuul is a gateway service that provides dynamic routing, monitoring, resiliency, security, and more.

Microservice Architecture with Spring Boot, Spring Cloud and Docker

APM, (Application Performance Management) tool for large-scale distributed systems.

Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)

AWS Service registry for resilient mid-tier load balancing and failover.

Redis Java client

The Java gRPC implementation. HTTP/2 based RPC

Resilience4j is a fault tolerance library designed for Java8 and functional programming

A collection of source code generators for Java.

Feign makes writing java http clients easier

A simple expressive web framework for java. Spark has a kotlin DSL https://github.com/perwendel/spark-kotlin

Test Automation Made Simple

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.

Digital logic design tool and simulator

configuration library for JVM languages using HOCON files