WinSCP!

* SFTP Client http://winscp.net/eng/docs/free_sftp_client_for_windows
* FTP Client http://winscp.net/eng/docs/free_ftp_client_for_windows
* Download http://winscp.net/eng/download.php
* Install http://winscp.net/eng/docs/guide_install
* Donate http://winscp.net/eng/donate.php
* Documentation http://winscp.net/eng/docs/
* Guides http://winscp.net/eng/docs/guides

WinSCP alternatives