It doesn't depend on rails, but currently the only hooks for it are in railtie. 



> On Apr 7, 2014, at 3:13 PM, joshuap <notifications@github.com> wrote:
> 
> In lib/honeybadger/monitor.rb:
> 
> > @@ -2,6 +2,7 @@
> >  require "honeybadger/monitor/sender"
> >  require "honeybadger/monitor/worker"
> >  require "honeybadger/monitor/railtie" if defined?(Rails)
> > +require "honeybadger/monitor/trace" if defined?(Rails)
> Is there a benefit of requiring trace only if Rails is present? (or, does the file depend on Rails?)
> 
> —
> Reply to this email directly or view it on GitHub.