vsftpd is described as 'Very secure FTP Daemon, a secure, fast FTP server for UNIX systems, including Linux' and is an app in the File Sharing category. There are more than 25 alternatives to vsftpd for a variety of platforms, including Windows, Mac, Linux, BSD and Self-Hosted solutions. The best alternative is FileZilla Server, which is both free and Open Source. Other great apps like vsftpd are Microsoft IIS (Paid), Baby FTP Server (Free Personal), Swiss File Knife (Free, Open Source) and Syncplify.me Server! (Paid).