Description: Asterisk is an open source communications software that allows you to build telephony applications and services. It supports voice over IP, video conferencing, voicemail, auto attendant, interactive voice response, and more. It can be used to build PBX systems, call center solutions, and other communications platforms.
Type: software
Pricing: Open Source
Description: sipXecs is an open source IP PBX software solution. It provides telephony and unified communications features for businesses, including voicemail, auto-attendant, call routing, conferencing, and integrations with CRM software.
Type: software
Pricing: Open Source