What version are you running? 2.0.11 What's the URL of the page this enhancement relates to, if any? N/A Describe the enhancement and the motivation for it. I use rbt 0.7.2, but this feature is not available in the latest rbtools as well. Can we add the feature to support ClearCase? What operating system are you using? What browser? Windows 7 Please provide any additional information below. -X PATTERN, --exclude PATTERN Excludes all files that match the given pattern from the diff. This can be used multiple times to specify multiple patterns. UNIX glob syntax is used for pattern matching. Supported by: Bazaar, CVS, Git, Mercurial, Perforce, and Subversion.