freepbx - FreePBX is a web-based open source GUI that controls and manages Asterisk (PBX).

Mobiniti - Mobiniti offers a mobile marketing platform for clients to invite customers to engage with their brand through SMS via their mobile phone.

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.

Pyze - Pyze utilizes machine learning to understand user behavior and automate user engagement so...

Asterisk - An open source telephony switching and private branch exchange service for Linux.

CallHub - Predictive Call Center, Voice and Text Broadcasting app