Description: sipXcom is an open source unified communications platform that provides IP PBX and video conferencing capabilities. It offers a variety of features including call control, voice mail, conferencing, and integration with CRM and other business applications.
Type: software
Pricing: Open Source
Description: Telegram is a cloud-based instant messaging and voice over IP service. It offers end-to-end encrypted video calling, file sharing, and several other features. Telegram clients exist for both mobile and desktop systems.
Type: software
Pricing: Free