The Best 7 AsteriskNOW Alternatives

  • FreeSWITCH

    FreeSWITCH is a scalable open source cross-platform telephony platform designed to route and interconnect popular communication protocols using audio, video, text or any other form of media.

    Free Open Source Mac OS X Windows Linux BSD

  • Elastix

    Elastix is an open source Unified Communications Server software that brings together IP PBX, email, IM, faxing and collaboration functionality.

    Freemium Linux

  • Yate - Yet Another Telephony Engine

    Yate is a softswitch (concept of separating the network hardware from network software). It supports VoIP protocols: H.323, SIP, IAX1, IAX2, RTP. For the plain old telephony systems (PSTN) it supports ISDN BRI and PRI.

    Free Open Source Linux

  • PBX in a Flash

    PBX in a Flash is a PBX system based on Asterisk, FreePBX and CentOS, coming as an ISO download. A two stage installation process allows for more flexibility for the...

    Free Open Source Linux

  • FreeSENTRAL

    FreeSentral is a full IP PBX consisting of a Linux Distribution, an IP PBX and a Web Graphical User Interface for easy configuration

    Free Open Source Mac OS X Windows Linux

  • The Incredible PBX

    Incredible PBX is a secure and feature-rich implementation of the Asterisk® PBX. By rethinking the PBX security model from the ground up.

    Free Open Source Linux Raspberry Pi Raspbian