What are some alternatives?
When comparing Serv-U FTP Server and ProFTPD, you can also consider the following products
vsftpd - Very secure FTP Daemon, a secure, fast FTP server for UNIX systems, including Linux.
FileZilla Server - Download FileZilla Server 0.9.60.2 for Windows
Titan FTP Server - Windows FTP Server with SFTP and SSL. Includes events automation.
Baby FTP Server - The simplest FTP server to setup. No authentication required.
Pure-FTPd - Pure-FTPd is a free (BSD), secure, production-quality and standard-conformant FTP server.
Gene6 FTP Server - Gene6 FTP Server is an advanced FTP server software for Windows developed specifically for security...