vibration : boolean Does the device support the Vibration API? Source code:

mobileSafari : boolean Set to true if running in Mobile Safari. Source code:

arora : boolean Set to true if running in Arora. Source code:

epiphany : boolean Set to true if running in Epiphany. Source code:

fullscreen : boolean Does the browser support the Full Screen API? Source

ejecta : boolean Is the game running under Ejecta? Source code:

support32bit : boolean Does the device context support 32bit pixel manipulation using array buffer views?

iPad : boolean Is running on iPad? Source code:

linux : boolean Is running on linux? Source code:

safariVersion : number If running in Safari this will contain the major version number.