glFTPd

glFTPd is a very Advanced FTP server with lots of possibilities. One of the main differences Between many other ftp servers and glFTPd is that it has its own User Database which can be completely maintained online using ftp site commands. Using ftp site commands it is also possible to see stats, view logs, execute scripts and do many more things. glFTPd runs within a chroot environment which makes it relatively safe. The glFTPd team continuously works on improving this free piece of beautiful software. Features: glFTPd has numerous features making many Complex and complicated setups possible. A number of the most important features are: * Virtual users and groups * Bandwidth throttling (global and per user) * Multiple network connections support * Per IP configuration * Upload/Download ratio support * On the fly CRC calculating of files being uploaded * Script support on almost all commands and operations * Dupe checking (file existence in any dir) * Online user management (add/remove/edit users using site commands) * Group administrators who can manage the groups they are admin for * Built-in statistics viewable using site commands * Online log viewing using site commands * Encryption support through TLS/SSL integration * ACL Support * Many more.