windows : boolean Is running on windows? Source code:

cocoonJS : boolean Is the game running under CocoonJS? Source code:

silk : boolean Set to true if running in the Silk browser (as used on the Amazon Kindle)

LITTLE_ENDIAN : boolean Same value as littleEndian. Source code:

linux : boolean Is running on linux? Source code:

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

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

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

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

mp3 : boolean Can this device play mp3 files? Source code: