Gene6 FTP Server is a professional Windows FTP Server featuring speed, reliability and customization. Its main assets are remote administration, encrypted (SSL) connection, and ease of use. Its fast performances allow it to run heavily loaded files servers worldwide but this does not make it out of range of smaller companies who will find in it a customizable, trustable and easy to admin FTP server at an affordable price.
Core FTP Mini SFTP Server
Core FTP mini SFTP server - a free secure mini SFTP server using SSH/SFTP to allow transfer of files between computers over the internet/networks.
Easy File Sharing FTP Server
Easy File Sharing FTP Server is a very easy to use FTP Server that allows visitors to download/upload/remove/create files/folders easily through a Web Browser (Internet Explorer, Mozilla) or an FTP Client such as CuteFTP.
GuildFTPd
GuildFTPd has autobanning, an events manager, IRC support, plugin support, virtual file system, passive IP port selection to be used behind routers, buffer size control, remote administration via site commands, and much much more.
Titan FTP Server
Titan FTP Server is a powerful secure multi-threaded FTP Server for Windows. Features secure file transfers using SSL; Virtual Folders; file & directory permissions, disk quotas, UL/DL ratios, bandwidth throttling, local and remote administration.
LiteFTP
LiteFTP is a feature-packed FTP server with transfer statistics and integrated DynDNS and No-IP dynamic DNS clients.