@Backup.com: Automatic online system backs up and protects your files everyday. Provides easy access to files via the "File Selection Wizard".
arla: a free implementation of an AFS client
Mobiliti Inc: software designed to increase the productivity of the remote computer user.
NFS Client/Server by XLink Technology Inc.: Windows NT/98/95 to UNIX connectivity solution. Product include Omni-NFS Enterprise, Omni-NFS Server, Omni-X-Server, Omni-Print lpt/lpr, Omni-VT420 Terminal Emulation.
Omniplex NFS: for Windows 95/NT
rdist: RDist is a program to maintain identical copies of files over multiple hosts.
rsync: Fast incremental file transfer over its own protocol or other transports (usually used with SSH for secure transfers).
smbfs: linux kernel module enables mounting SMB partitions
Solstice NFS Client: High-performance NFS file sharing and disk caching.
vVault.com: Offers remote access to shared or private files, one-step digitization of paper files, and wireless printing to any fax machine.