Gource

Abstract builds upon and extends the stable technology of Git to host and manage your work.

It is an Apache™ Subversion (SVN)® client, implemented as a Windows shell extension. It's intuitive and easy to use, since it doesn't require the Subversion command line client to run. And it is free to use, even in a commercial environment.

Folio is a simple version control app for designers. It lets you clean up all your duplicates by allowing you to browse and restore previous versions of your design documents.

Pixelapse Is Where Your Designs Live Version Control + Backup + Collaboration

One central LayerVault repository. Accessible to everyone, simplified, and organized without the effort. Whether using LayerVault Sync or Dropbox, we store and organize your design work. No desktop interface or command line.