Gurtle is TortoiseSVN issue tracker plug-in (an IBugTraqProvider implementation) for projects hosted at Google Code.
With release 1.5, TortoiseSVN introduced the possibility for anyone to author a COM-based plug-in that enables a user to query a project's issue tracking system during a commit. Gurtle is such a plug-in and enables the user to consult issues of a project hosted by Google Code from within the TortoiseSVN Commit dialog box. The screenshot below shows how the issue dialog box looks like in Gurtle for the project hosting support project.
When you select one or more issues, Gurtle appends the number and summary of each issue to the commit log message.
Gurtle's issue browsing dialog box sports the following notable features: