EncFSMP - EncFSMP, a program to mount EncFS folders on Windows and OS X.
Dropbox - Online Sync and File Sharing
File Lock PEA - Password-encryption of files and directories. File PEA encrypts files and folders with authenticated encryption to protect confidentiality and integrity. The program uses memory-hard key derivation functions to prevent custom hardware attacks.
ownCloud - ownCloud is an open source project enabling businesses to host their own cloud storage while maintaining regulatory and compliance needs.
Encrypto - Encrypto lets you encrypt files before sending them to friends or coworkers.
Box - Box offers secure content management and collaboration for individuals, teams and businesses, enabling secure file sharing and access to your files online.