Enables Roblox developers to use professional software tools
Cross-platform, open source, and super fast MUD client with scripting
The HTML5 Creation Engine
A community sourced database of game controller mappings
The Ren'Py Visual Novel Engine
Lightweight console for Minecraft chat and automated scripts
Pokémon Save File Editor
Open-source Android/Desktop remake of Civ V
Text games written in Pascal
Games for tomorrow's programmers
The source code to VVVVVV
Multi-platform Engine for Desktop, XBOX (UWP) and Mobile games
An open source flight dynamics & control software library
RPG Maker 2000/2003 and EasyRPG games interpreter
Just another ComputerCraft fork
3D space trading and combat game
The flexible game engine
Programming eXperience Toolkit
A dead simple 2D game engine for Go
Python MUD/MUX/MUSH/MU* development system
Gradient Bang is an online multiplayer universe
Open source library for creative expression on the web, desktop, etc.
A game framework written with osu! in mind.
nvim plugin designed to make you better at Vim Movements
A .NET ascii/ansi console engine written in C# for MonoGame and XNA