Vault is described as 'Commercial, proprietary revision control system by SourceGear LLC which markets its product as a replacement for Microsoft's Visual Source Safe. The Vault revision control system uses Microsoft SQL Server as a back end database and provides atomic commits to the' and is a Version Control system in the development category. There are more than 10 alternatives to Vault for a variety of platforms, including Windows, Linux, Mac, BSD and Haiku apps. The best Vault alternative is Git, which is both free and Open Source. Other great apps like Vault are Apache Subversion, Perforce Helix Core, Diversion and Jujutsu.