wzdftpd binary package in Ubuntu Precise i386

 wzdftpd is designed to be run as root or non-root, It supports IPv6, SSL, and
 is multithreaded. Server is fully configurable online using SITE commands, and
 implements the lastest RFC extensions to FTP protocol.
 .
 Features are: flexible user management, acls, virtual users/groups, security,
 speed, bandwith limitation, per command authorization, virtual directories,
 dynamic ip changes auto-detection, etc.
 .
 It includes several authentication backends, is easily scriptable and provides
 a powerful event-driven system to extend server.

Source package