Boto is no longer available
There are many other bug tracking tools that may be of interest.
Boto is a sleek, sexy issue tracking service.
With a light design and user friendly interface, Boto is the tool of choice for those who just want to cut the crap and get to work. Boto – just works!
Free plan available for up to 2 projects. Paid plans start at $10 per month for 5 projects. 30 day trial on all paid plans. All plans include unlimited users.