MagnetSVN is a Microsoft Office add-in that allows users to track changes in Word and Excel documents using Subversion version control. It integrates common Subversion commands directly into Office to simplify document management and collaboration. Key features include real-time status updates, automatic conflict prevention, and shared Excel workbook merging. The presentation demonstrates how MagnetSVN streamlines typical version control tasks like committing, updating, and resolving conflicts within Office instead of an external client. Benefits include one-click installation, keeping focus within Office, automated routines, and reasonable pricing.