ExpanDrive builds cloud storage in every application, acts just like a USB drive plugged into your Mac. With ExpanDrive, you can securely access any remote file server directly from the Finder or even the terminal. ExpanDrive supports:
SFTP/FTP/FTPS
Amazon S3
Dropbox
WebDAV
Rackspace Cloud Files
Openstack Swift
Dreamhost DreamObjects
Google Drive
OneDrive
Box.com
Copy.com
HP Helion
hubiC
II. Instruction