Text games written in Pascal
The flexible game engine
Advanced translator plugin that can be used to translate Unity games
Enables Roblox developers to use professional software tools
Lightweight console for Minecraft chat and automated scripts
A community sourced database of game controller mappings
A guide for how to use your smartphone to code anywhere at anytime
Automated translation solution for visual novels
A .NET ascii/ansi console engine written in C# for MonoGame and XNA
Programming eXperience Toolkit
A dead simple 2D game engine for Go
The HTML5 Creation Engine
Open source library for creative expression on the web, desktop, etc.
A game framework written with osu! in mind.
The Ren'Py Visual Novel Engine
3D space trading and combat game
RPG Maker 2000/2003 and EasyRPG games interpreter
TextWorld is a sandbox learning environment for the training
Cross-platform, open source, and super fast MUD client with scripting
Just another ComputerCraft fork
An elegant Go board and SGF editor for a more civilized age
Agent Skill for generating 2D sprite sheets and map, transparent PNG
Python MUD/MUX/MUSH/MU* development system
Multi-platform Engine for Desktop, XBOX (UWP) and Mobile games
Action RPG that's easy to mod