ftp proxy server

vsftpd is a GPL licensed FTP server for UNIX systems, including Linux.

Backup software: TAPE, DVD, FTP, ZIP, SQL Server, E-Mail, Synchronization

Upload file/folder to public Web sites via FTP server.

An FTP server that strives to be secure, simple, and efficient.

GuildFTPd is a very good free FTP server with all the necessary features

A simple, small and free FTP server for Windows

fget supports downloading a single URL from an FTP or HTTP server.

Highly configurable GPL-licensed FTP server software.

CarbonFTP synchronizes data in the local folder and FTP server folder

Detect and upload new files to your FTP server automatically.