You can even dual boot Android and Firefox OS: http://bluishcoder.co.nz/2014/06/11/dual-booting-android-and-firefox-os.html http://bluishcoder.co.nz/2014/06/11

You can even dual boot Android and Firefox OS: http://bluishcoder.co.nz/2014/06/11/dual-booting-android-and-firefox-os.html http://bluishcoder.co.nz/2014/06/11/dual-booting-android-and... The main issue is lack of support for some Nexus 5 hardware, like the camera. Bugs raised for this are not dealt with as the Nexus 5 is not a supported platform.