问题 Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed 15 days ago . Improve this question Are there any OpenGL 3D GUI libraries? and/or Are there any 3D assets like windows, list boxes, etc. that can be used in a 3D game engine? Something like Age 3D is a great start, http://www.youtube.com/watch?v=Cq8Qs8lqqFA, but they aren't around anymore. 回答1: