This is file server that can communicate with multiple protocols and is available for multiple environments such as Linux, Mac, freeBSD, Solaris besides Windows.
Wing FTP Server is a multi-protocol file server that can communicate in FTP, HTTP, FTPS, HTTPS and SFTP. It is available for working in Windows, Linux, Mac, freeBSD and Solaris environments. Users thus have flexibility and are able to connects from a wide range of client machines. Administrators will be able to monitor user activity in real time with a web based interface from anywhere they want to. It offers email notification and event manager, allowing the program to respond to different events. File up/downloads are notified by default notification emails automatically. Advanced tools such as web based remote control, web based client, administrator console, task scheduler etc. are available for flexible and powerful administration. Further tuning up of functionality is through a language named Lua.
Virtual directories help administer sharing files and directories, and ratio, disk quota system for controlling how much user or a group uploads and downloads. The functionality available are quite rich. You can handle a unlimited number of domains with up to 100 accounts each and up to 50 concurrent sessions are possible. In the secure and then corporate edition provide more users and connections. An administrator console makes managing all these features quite easy. You can access the server through iPhone and Android based devices. To make downloads/uploads easy, files are represented as icons. This is an easy to administer and fairly versatile FTP server that can provide secure connections too. Wherever you have a need for a heavy data movement, this could be a good tool.