RetroArch 1.3 was just released for iOS, OSX, Windows, Linux, Android, Wii, Gamecube, PS3, PSP, PlayStation Vita and 3DS.
You can get them from this page:
http://buildbot.libretro.com/stable/1.3.0/
Once again the changelist is huge but we will run down some of the more important things we should mention: