001 Game Creator is a Graphically Assisted Scripting engine for beginners and advanced users alike. Developers can quickly prototype ideas, test complex systems and build single player and online/local multiplayer experiences for Windows PC, HTML5 and mobile devices.

EclecticGaming says

10/10 - Agree (1) Disagree (1)

Easy to use, powerful, flexible. Just a few things that come to mind when asked to describe 001 game creator. With the user friendliness needed for newcomers, and the power wanted by experienced scripters, the engine will suit your needs.