Zombie House powered by a custom JavaFX-based game engine

A simple engine for creating 2D game worlds

The most minimal cross-platform GUI library

A rewrite of MCP to provide support for many versions of Minecraft which were never supported by original MCP

Proof-of-concept library for generating HLSL, GLSL, and Metal shader code from C#,

A java library to convert from Java to GLSL

A lightweight Java game engine made using LWJGL.

Leightweight physics engine written in pure C.

A Java Entity-Component-System game engine.

Minecraft decompilation from unobfuscated jars

Rules-based engine for life sims, with time travel

Music player libraries for MOD, S3M and XM formats.

Cojen/Maker is a lightweight, full-featured, low-level dynamic Java class generator designed for ease of use.

General purpose asset packer with optional AES-128 encryption

Java annotation for documenting the @API status of types and members in Java APIs. Maintained by the JUnit team.

Picocli is a modern framework for building powerful, user-friendly, GraalVM-enabled command line apps with ease. It supports colors, autocompletion, subcommands, and more. In 1 source file so apps …

Algorithmic composer based on machine learning using a second order Markov chain.

A library to pack rectangles

The Universal Tween Engine allows you to create smooth interpolations on every attribute from every object in your projects!

Abstract Virtual Actors

Fluent API for creating state machines in C#

Promises library for C# for management of asynchronous operations.

A high-level cross-platform 2D game development API

Open sourced version of University of Alberta's ScriptEase II: Platform Independent Story Creation Using High-Level Patterns

Insanely fast ECS (Entity Component System) for Java

Implementation of a CPU-based 2D shading rendering engine

Free 2D graphics engine with raster effects for retro/classic style game development

A 3D procedural game world generation tool (based on wave function collapse)