3CX

3CX is an open standards communications system suitable for any business size or industry. 3CX is an integrated phone system with call queues, built-in video calls and video conferencing. In addition, users can integrate website live chat, Facebook and text messages. The vendor states its features are remote-friendly, meaning teams can use them from anywhere via mobile and browser apps. It’s also an open-platform and compatible with popular IP phones and SIP trunks.

3CX is designed to make installation, management, and maintenance of PBX easy, so that the user can effortlessly manage it, whether on an appliance or server on-premises or in the cloud.