Even if you don’t know what Unity is, you’ve probably played a game made with it. Unity is a game development engine that has skyrocketed in popularity over the last few years. Its main draw: you ...

Unity 3D, the increasingly popular WYSIWYG—ish engine for building video games, does a lot of things really well. Helping you build in-game user interfaces? That’s not one of them. At least, not yet.