dotCMS Cloud - dotCMS Cloud is a Hybrid Content Management System that delivers enterprise-class web content management, simple website creation, and collaboration for agencies, teams, and small and medium-sized businesses.
Asterisk - An open source telephony switching and private branch exchange service for Linux.
Crownpeak - CrownPeak provides SaaS-based Web Experience Management for Global 1000 digital marketers who want to launch enterprise websites fast.
FreeSWITCH - FreeSWITCH is an open-source media application designed to support popular protools such as SIP and WebRTC and provides a platform to develop voice and video applications.
Bitrix24 - Bitrix24 is a free (for small businesses) social enterprise platform. It is a united work space which handles the many aspects of daily operations and tasks. Create your own social intranet in minutes!
FusionPBX - FusionPBX is an open source FreeSWITCH GUI.