Free Asterisk Alternatives
The best free alternative to Asterisk is 3CX Phone System. If that doesn't suit you, our users have ranked more than 25 alternatives to Asterisk and 15 is free so hopefully you can find a suitable replacement. Other interesting free alternatives to Asterisk are Wazo (Free, Open Source), FreeSWITCH (Free, Open Source), FusionPBX (Free, Open Source) and Kamailio (Free, Open Source).
- 3CX is a software-based, open standards IP PBX that offers complete Unified Communications, out of the box. View 34 alternatives to 3CX Phone SystemNo screenshots yet
- Freemium • Proprietary
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Microsoft Exchange Server
- Google Chrome
- Microsoft Office Suite
- Firefox
3CX Phone System vs Asterisk
Easy to use, easy to install, feature richIt's a soft phone, not a VoIP server / exchange - Wazo is a unified communications platform based on Asterisk and focused on extensibility. View 31 alternatives to Wazo
- 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... View 22 alternatives to FreeSWITCH
- FusionPBX is an open source FreeSWITCH GUI. View 10 alternatives to FusionPBX
- Kamailio® (successor of former OpenSER and SER) is an open source SIP server released under GPL, able to handle thousands of call setups per second. View 18 alternatives to Kamailio
- XiVO is an IP-PBX, a unified communications platform that connects phones on a local or private network with other networks such as public landlines and mobile telephones. View 27 alternatives to XiVO
- Yate is a softswitch (concept of separating the network hardware from network software). View 29 alternatives to Yate - Yet Another Telephony EngineNo screenshots yet
- Free • Open Source
- Linux
Yate - Yet Another Telephony Engine vs Asterisk
Carrier type services - not targeted as a PBX - The voice phone platform based on Asterisk and FreePBX propulsed by Voximal VoiceXML interpreter. View 19 alternatives to The Voximal stackNo screenshots yet
- Freemium • Proprietary
- Linux
- Online
- Self-Hosted
- Amazon
- Raspbian
- Raspberry Pi
- Microsoft Azure
- Docker
- A SIP based implementation of a PBX / unified communications system. View 14 alternatives to sipXecs
- sipXcom provides complete enterprise-grade telephony, unified messaging, Instant messaging, audio conferencing, and many other features. View 22 alternatives to sipXcom