Phoronix: Emscripten-Qt: Bringing Qt, C++ To The Web

Since late 2011 there has been Emscripten, the interesting project that allows generating JavaScript out of LLVM Bitcode. Emscripten thus allows for C/C++ code -- and in effect anything else that can be lowered down into LLVM Bitcode -- to be turned into JavaScript and run from a modern web-browser. Another project that has since come about is Emscripten-Qt, which is a port of the Qt tool-kit to JavaScript and HTML5 for use by web-browsers...

http://www.phoronix.com/vr.php?view=MTI3NDc