[osTicket](https://osticket.com/) is an open-source customer support ticketing system. osTicket source code is publicly hosted on [Github](https://github.com/osTicket/osTicket). In this tutorial, you will learn how to install and configure osTicket on FreeBSD 12. - HTTP server running Nginx or Apache. This guide uses Nginx. - PHP version 5.6 to 7.2, 7.2 is recommended - `mysqli`, `gd`, `gettext`, `imap`, `json`, `mbstring`, and `xml` extension for PHP - MySQL database version 5.0 or greate......