uberSVN!

Team Foundation Server (commonly abbreviated TFS) is a Microsoft offering for source control, data collection, reporting, and project tracking, and is intended for collaborative software development projects. It is available either as stand-alone software, or as the server side back end platform for Visual Studio Team System. (VSTS)

Microsoft Visual SourceSafe (VSS) is a source control software package oriented towards small software development projects.

SourceAnywhere is a source control solution designed as Visual SourceSafe (VSS) replacement. It is VSS-style source control solution with good support for Visual Studio, Eclipse, Dreamweaver and other IDEs. Using Microsoft SQL Server as the backend, it is a simple yet robust version control tool that satisfies the needs of both local and remote development team.

What is Subversion Edge?