osTicket is a globally trusted open source support ticketing system. Easily scale and streamline your customer service and drastically improve your customer's experience. It seamlessly integrates inquiries created via email, phone and web-based and API into a simple easy-to-use multi-user web interface. Manage, organize and archive all your support requests and responses in one place while providing your customers with accountability and responsiveness they deserve.
Pre-bundled with this AMI are

• OsTicket 1.15.2
• Maria DB 10.4
• PHP 7.4,
• Web Server Apache,
• Firewalld: Linux Firewall Management Tool