M64Py is a Qt4 front-end (GUI) for Mupen64Plus 2.0, a cross-platform plugin-based Nintendo 64 emulator. Front-end is written in Python and it provides a user-friendly interface over Mupen64Plus shared library.
19:59:21Superuser Lichess, the free and open source, the most comprehensively-featured chess website, brimming with HTML5-ness and modern web goodness, with no ads (ever), recently had a new release! Check it out at lichess.org
11:42:02Curly Brace Hi, Superuser. No, web based games are not added (with only few exceptions, like Quake Live). However, there was a separate forum thread for HTML5 games, you can leave interesting links there