Netty project - an event-driven asynchronous network application framework

High Performance Inter-Thread Messaging Library

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

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

OWASP dependency-check is a software composition analysis utility that detects publicly disclosed vulnerabilities in application dependencies.

Reformats Java source code to comply with Google Java Style.

JanusGraph: an open-source, distributed graph database

ProGuard, Java optimizer and obfuscator

Simple Binary Encoding (SBE) - High Performance Message Codec

SQLite JDBC Driver

High Performance data structures and utility methods for Java

Master repository for the JGraphT project

Jansi is a small java library that allows you to use ANSI escape sequences to format your console output which works even on windows.

LZ4 compression for Java

Lightning Memory Database (LMDB) for Java: a low latency, transactional, sorted, embedded, key-value store

binary serialization format

An open-source Java library for Constraint Programming

Osmosis is a command line Java application for processing OSM data.

A modern, lambda-friendly, 120 character Java formatter.

jMetal: a framework for multi-objective optimization with metaheuristics

Comprehensive University Timetabling System

AFL-based fuzzing for Java

bluetooth library for linux OSes using DBus and bluez (http://www.bluez.org/).

An easy-to-implement library for the GeoHash algorithm

a lightweight, ultra-performant, zero dependency JDK http server implementation with http2 and websockets - designed for embedding and optimized for virtual threads

Java port of the famous Symfony Console