Apache HTTP Server - Apache httpd has been the most popular web server on the Internet since April 1996
FileZilla Server - Download FileZilla Server 0.9.60.2 for Windows
nginx - A high performance free open source web server powering busiest sites on the Internet.
vsftpd - Very secure FTP Daemon, a secure, fast FTP server for UNIX systems, including Linux.
Caddy - The HTTP/2 Web Server with Automatic HTTPS
Baby FTP Server - The simplest FTP server to setup. No authentication required.