Cerberus FTP Server
The official home of cerberus ftp server. cerberus ftp server is a secure and easy-to-use windows ftp server
http://www.cerberusftp.com/
BulletProof FTP Server
BulletProof FTP Server
http://www.bpftpserver.com/
FileZilla FTP Server (+client)
FileZilla FTP Server (+client)
http://filezilla.sourceforge.net/
Pablo's FTP Server
Http://www.pablosoftwaresolutions.com
http://www.pablovandermeer.nl/ftp_server.html
Serv-U
Serv-u is the ftp server that is both secure and easy to use. sharing files through the internet is a smooth process with the industry's most popular ftp server. the clear and comprehensible interface makes easy work of all your file sharing and management, and the ssl connections between serv-u and your secure ftp clients will ensure that your data is encrypted.
http://www.serv-u.com/
WarFTPd
WarFTPd
http://www.jgaa.com/index.php?menu=154