- [DiamanteDesk](http://diamantedesk.com/) - DiamanteDesk is FREE Open Source easy-to-use help-desk solution. ([Demo](http://diamantedesk.com/demo/), [Source Code](https://github.com/eltrino/diamantedesk-application)) `OSL-3.0``PHP`
- [DiamanteDesk](http://diamantedesk.com/) - DiamanteDesk is FREE Open Source easy-to-use help-desk solution. ([Demo](http://diamantedesk.com/demo/), [Source Code](https://github.com/eltrino/diamantedesk-application)) `OSL-3.0``PHP`
- [django-todo](http://django-todo.org/) - django-todo is a pluggable, multi-user, multi-group, multi-list todo and ticketing system - a reusable app designed to be dropped into any existing Django project. ([Source Code](https://github.com/shacker/django-todo)) `BSD-3-Clause``Python/Django`
- [django-todo](http://django-todo.org/) - django-todo is a pluggable, multi-user, multi-group, multi-list todo and ticketing system - a reusable app designed to be dropped into any existing Django project. ([Source Code](https://github.com/shacker/django-todo)) `BSD-3-Clause``Python/Django`
- [Erxes](https://erxes.io/install/) - Marketing, sales, and customer service platform designed to help businesses attract more engaged customers. ([Demo](https://demo.erxes.io/), [Source Code](https://github.com/erxes/erxes)) `GPL-3.0``Javascript`
- [FreeScout](https://github.com/freescout-helpdesk/freescout) - Open source clone of Help Scout: email-based customer support application, help desk and shared mailbox. `AGPL-3.0``PHP`
- [FreeScout](https://github.com/freescout-helpdesk/freescout) - Open source clone of Help Scout: email-based customer support application, help desk and shared mailbox. `AGPL-3.0``PHP`
- [Helpy](https://helpy.io) - Helpy is a modern, open source helpdesk customer support application. Features include knowledgebase, community discussions and support tickets integrated with email. ([Demo](https://demo.helpy.io), [Source Code](https://github.com/helpyio/helpy)) `MIT``Ruby`
- [Helpy](https://helpy.io) - Helpy is a modern, open source helpdesk customer support application. Features include knowledgebase, community discussions and support tickets integrated with email. ([Demo](https://demo.helpy.io), [Source Code](https://github.com/helpyio/helpy)) `MIT``Ruby`