zammad / zammad

Web-based open source helpdesk and customer support system handling email, chat, phone, and social media inquiries.

znuny / Znuny

Znuny is a free, open-source, and versatile web-based ticketing system for Customer Service, Help Desk, IT Service Management, and more. It is built for transparency and long-term sustainability and is highly tailorable to your organization's needs.