Softaculous osTicketosTicket is a widely-used open source support ticket system. It seamlessly integrates inquiries created via email and web-based forms into a simple easy to use multi-user web interface. Easily manage, organize and archive all your support requests and responses in one place while providing your clients with accountability and responsiveness they deserve.

osTicket is an attractive alternative to higher-cost and complex customer support systems; simple, lightweight, reliable, open source, and easy to setup and use. The best part is, it's completely free.

osTicket is released under the GNU/GPL license.

http://osticket.com/ 

Demo : https://www.softaculous.com/demos/osTicket 

Our hosting offer includes cPanel/Softaculous and you can install osTicket in 2 clicks ! Check our offers here :
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You can find free tutorials and templates here :
https://www.yoorshop.fr/knowledgebase/83/Learning-with-online-tutorials.html

https://www.yoorshop.fr/knowledgebase/11/How-can-I-create-easily-a-website-.html