HESK is a lightweight, web-based help desk designed with simplicity and functionality in mind. Its core features include customizable ticket submission forms, automated email notifications, and a built-in knowledge base to reduce repetitive queries. Administrators can route and prioritize tickets, attach files, and assign tasks to staff with ease.

Advanced capabilities such as canned responses, ticket locking, audit trails, and multilingual support make it suitable for small to mid-size teams. HESK also enables role-based access, detailed reporting, backup and restoration of data, and integration with authentication systems like LDAP/Active Directory.