Kamailio Alternatives [Page 3]

The most advanced interface for managing Asterisk PBX with Multitenant and Realtime capabilities

FreeSentral is a full IP PBX consisting of a Linux Distribution, an IP PBX and a Web Graphical User...

VoIPstudio is an award-winning VoIP system that offers businesses of all sizes a scalable communication solution. It’s inexpensive, easy-to-use, offers a full suite of PBX features, and is fully integrated for CRM.

Try for free paid Free Trial $4.99 / Monthly (User)

MicroSIP is a free portable SIP softphone for Windows based on PJSIP stack.

Cloud Telephony delivers automated telephone applications to any phone, any place, anytime.

uSipSwitch a micro sip switch (sip proxy) perfect for edge SIP SBC work (e.g. hosted PBX business).

Linphone is an internet phone or Voice Over IP phone (VoIP).

Open Source

Brings voice and messaging to your web and mobile applications.

Open Source

PBXware is the world’s first and most mature IP PBX Professional Open Standards Turnkey Telephony Platform. Bicom Systems’ softswitch is offered in the Business, Call Center and Multi-Tenant Editions each supporting specific features.

VoIPstudio is an award-winning VoIP system that offers businesses of all sizes a scalable communication solution. It’s inexpensive, easy-to-use, offers a full suite of PBX features, and is fully integrated for CRM.

Try for free paid Free Trial $4.99 / Monthly (User)

AsteriskNOW is the fastest way to get started building custom telephony solutions with Asterisk.

RingCentral is the leading provider of cloud-based communications and collaboration solutions for small business and enterprise companies

Open Source freemium $19.99 / Monthly (All-in-One Phone, Team Messaging, and Video Conferencing.)

Genesys provides omnichannel customer experience and contact center solutions in the cloud and on-premises.

Cisco WebEx Web Conferencing, Online Meetings, Desktop Sharing, Video Conferencing