FileZilla Server - Download FileZilla Server 0.9.60.2 for Windows
BoxCryptor - Boxcryptor encrypts your sensitive files before uploading them to cloud storage services like Dropbox, Google Drive, Microsoft OneDrive, Box, and many others.
vsftpd - Very secure FTP Daemon, a secure, fast FTP server for UNIX systems, including Linux.
Mega - Secure File Storage and collaboration
Baby FTP Server - The simplest FTP server to setup. No authentication required.
Google Drive - Access and sync your files anywhere