Hesk is an open-source PHP-based help desk software solution. Hesk allows businesses and organizations to set up a customer support ticketing system on their websites. It is designed to be simple, lightweight, and easy to use, while still offering a robust set of features for managing customer support inquiries and requests. Hesk can be used to streamline the process of receiving, organizing, responding to, and tracking support tickets, making it an effective tool for improving customer service and support.