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)

A 2D game engine and software renderer built on an ECS architecture.

High performance UI layout library in C.

Rogue Legacy Source Code

Legend of Zelda clone for Java

A type-safe C successor that compiles directly to various platforms.

OpenGL-Like software rendering library

Example Terraria Light Engine in Python and pseudo code to implement in any engine.

A C# library for modular functions and actions, heavily inspired by Inform 7's rulebooks

Java demonstration of the Relf Terrain Generator, in the form of a partial conversion of The Forest from Javascript

Open sourcing some basic Ashley ECS systems that could be useful across multiple games.

Jesktop API converted from SourceForge's CVS

The API for the Omicron Fantasy Console/Game Engine

Some basic utilities for Omicron

a Java Fantasy Console/Game Engine

Kuriimu is a general purpose game translation project manager and toolkit for authors of fan translations and game mods.

An editor for 3DS formats including BCH and BCRES.

A general purpose game translation toolkit for authors of fan translations.