module UserAgent::Browsers
module UserAgent::Browsers::All
module UserAgent::Browsers::Gecko
module UserAgent::Browsers::InternetExplorer
module UserAgent::Browsers::Opera
module UserAgent::Browsers::Webkit
module UserAgent::Comparable
module UserAgent::OperatingSystems
class UserAgent
class UserAgent::Version
useragent
0.5.0
# os
def os nil end