At CppCon 2014 I gave a presentation on the design of Embind, its feature set, and some little C++11 tricks we developed to make Embind a little smaller and nicer.
I understand the video will be available after the conference, but for now, the annotated slides are up:
[This post is also available at the IMVU engineering blog.]
At GDC 2013, IMVU shared the analysis that led us to using Emscripten as a key component of our technology strategy to bring our rich 3D virtual goods catalog to new platforms, including web browsers.
Here are the slides from said presentation.