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.
XperienCentral - XperienCentral is an open API content management solution that allows you to add, edit or remove content without having to touch a line of code.
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.
WP Engine - Hassle-Free WordPress Hosting
FusionPBX - FusionPBX is an open source FreeSWITCH GUI.