KODI / XBMC / Boxee
Play file
http://192.168.2.3/jsonrpc?request={"jsonrpc":"2.0","id":"1","method":"Player.Open","params":{"item":{"file":"http://url.to.file.jpg"}}}
http://forum.kodi.tv/showthread.php?tid=157996
Google Music addon
http://forum.kodi.tv/showthread.php?tid=200640
https://github.com/vially/googlemusic-xbmc
Send YouTube to Kodi
(set "Video Quality" to "1080p (HD) on Kodi player under System > Settings > Add-ons > Video Add-ons > YouTube)
https://addons.mozilla.org/en-US/firefox/addon/send-to-xbmc/
API