Action-adventure game originally released in 2013
Ct.js is a desktop game engine that makes learning programming fun
Willy the Worm is an 2d side scroller arcade stye game
Role Playing Adventure Game Builder in 3D Environment.
Random generators for tabletop RPG games (D&D, Pathfinder, D20, etc)
Choose Your Own Adventure style authoring and reading
A retro style video game engine for RPGs and adventure games.
GameEngine by SymlaDevelopement