Duplicati

If you need online file backups then Duplicati is one of the most versatile tools around, with support for saving files to SkyDrive, Google Docs, FTP servers, Amazon S3, Rackspace Cloudfiles and WEBDAV-based storage.

he program can also save to local and network drives, though, and includes plenty of useful options (AES-256 encryption, password protection, a capable scheduler, full and incremental backups, regular expression support for the include/ exclude filters, even upload and download speed limits to reduce any impact on your system).

So whether you're saving files to the web, or locally, there's something for you here.