SmartDVB - This is a fully functional DVB application which supports DVB-S/T/C and ATSC devices.
RingCentral - RingCentral is the leading provider of cloud-based communications and collaboration solutions for small business and enterprise companies
Tvheadend - Redmine
Dialpad - Switch is a cloud-based phone system built for Google Apps users.
DVB Dream - DVB Dream is DVB player with many nice and unique features (more below), it supports standards...
Aircall - Aircall is a call center software of a new generation designed for fast growing companies. Setup instantly and integrates to your CRMs