SIXA - Personal cloud computer, built for developers
Sync.com - Sync. com offers a backup tool and a file sharing service, rolled into one.
vagon - vagon is the simplest high-performance computer that anyone can use.
GMX File Storage - The GMX File Storage Manager allows your PC and your GMX File Storage to exchange data via the...
Basefolder - Use your home PC as your own personal cloud storage server.
Cloudu - Secure German online storage and file sync service. Apps for all major platforms.