I'm not actually developing UIs for web pages or using HTML, but rather using a game engine (which, honestly, makes the UI work especially tedious, and is a lar

I'm not actually developing UIs for web pages or using HTML, but rather using a game engine (which, honestly, makes the UI work especially tedious, and is a large part of why I'm looking for a faster way to iterate). Nonetheless, I expect your point stands about needing to test real code, and on making the job simpler for yourself. Thank you for the reply. I'll look into Invision.