svn blame ++

Quoted: SVN Time-Lapse View is a cross-platform viewer that downloads all revisions of a file and lets you scroll through them by dragging a slider. As you scroll, you are shown a visual diff of the current revision and the previous revision. Thus you can see how a file evolved, and you can easily find the revision at which lines appeared, disappeared, or changed.

Quoted: Subversion's upcoming 1.5 release is scheduled to deliver the core merge tracking feature with subsequent releases likely extending this. Fundamental to all merge tracking related functionality is the functionality to automatically record what change sets have been copied, or merged, where.

This'll be fun to run on my home SVN repository, even though I'm the only contributor ...

Quoted: StatSVN retrieves information from a Subversion repository and generates various tables and charts describing the project development.