Apple Bug Reporter

rdar

The rdar URL scheme is used to open the Apple Bug Reporter website in Mobile Safari.

Application homepage: http://bugreport.apple.com/
iTunes link:
HTML Link example: <a href="rdar://problem">Report a bug</a>
Native application URL string example: rdar://problem
Extended example:
Tags: bugreporter bugs

Refer to Jonathan 'Wolf' Rentzsch's website for some more on this URL scheme