Google core libraries for Java

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

JDK main-line development https://openjdk.org/projects/jdk

Admin UI for administration of spring boot applications

Modifications to the Minecraft base files to assist in compatibility between mods. New Discord: https://discord.minecraftforge.net/

Catch common Java mistakes as compile-time errors

JSqlParser parses an SQL statement and translate it into a hierarchy of Java classes. The generated hierarchy can be navigated using the Visitor Pattern

Open-Source Subscription Billing & Payments Platform

Brings the popular ruby faker gem to Java

The official AWS SDK for Java 1.x (In Maintenance Mode, End-of-Life on 12/31/2025). The AWS SDK for Java 2.x is available here: https://github.com/aws/aws-sdk-java-v2/

The official AWS SDK for Java - Version 2

The SpotBugs plugin for security audits of Java web applications and Android applications. (Also work with Kotlin, Groovy and Scala projects)

Do not send pull requests! Automated Git clone of various OpenJDK branches

Embulk: Pluggable Bulk Data Loader.

A library that creates fully populated objects for your unit tests.

Pokemon Go API

Nukkit is a Nuclear-Powered Server Software For Minecraft: Pocket Edition

Java Runtime Compiler

An agent to hotpatch the log4j RCE from CVE-2021-44228.

Minimal implementation of Authorization Server, Resource Server and OAuth2 Client in Spring Boot with Spring Security and JWT

JLang: Ahead-of-time compilation of Java programs to LLVM

Java bytecode static analyzer

BludBourne is a complete RPG game used as a reference implementation for my book "Mastering LibGDX Game Development."

An RPG written in Java using LibGDX and Box2D. Maps loaded from Tiled and sprites / animations from .png / .xml /.json

2D RPG Game creator

The Classmethod Tupl Storage Backend for Titan

Generate random strings based on a pattern

Java library to compile and run C++ code in-memory