A randomized listing with companies, products or services using Kamailio. You are welcome to add new entries via submission form (click here).
IP telephony operator and MVNO in Germany.
Global MVNO and VoIP service, one SIM with multiple telephone numbers from different countries.
Scalable telephony platform build on top of Kamailio and FreeSwitch, with web interfaces for admins and users.
Open communications research and prototyping.
Real time communications solutions and services.
Internet phone service tailored for small businesses and start-ups, also having full REST API for integration with other services.
Telecom services and systems.
Commercial Kamailio support, consultancy, and hosting.
Elastix – MT
Open source Linux distribution focused on VoIP and unified communications.
SIP and Kamailio consultancy, trainings, support and development.
Spanish telephony and unified communications provider.
A mobile communications service – voice, chat, sharing, …
Large VoIP?telephony provider in Norway and couple of other European countries.
Kamailio lies at the call processing core of CSRP, a high-performance SIP call routing, accounting, rating and LCR solution for SIP trunking providers, hosted PBX…
Spanish telephony provider focused on enterprise market, offering SIP trunking services along with hosted PBX’s
Core Network Dynamics
Solutions to access, control and services for mobile networks – EPC, IMS.
Enswitch is a full-featured multi-tenant softswitch for commercial telephony services such as hosted PBX, residential ITSP, SIP trunking, calling cards and more. It scales to tens of thousands of concurrent calls and hundreds of thousands of users on a full redundant cluster. It includes extensive hosted PBX features, prepaid and postpaid billing, invoicing, a web interface for system administrators, resellers, and customers, and a complete JSON API. It’s in production with carriers around the world, from single machine systems running tens of users to systems with several hundred thousand users. It’s also used by enterprises as a corporate PBX where high scalability and redundancy are required, especially across multiple sites.
Free SIP service since early 2000 with option to host personal domain.
PRIVISIP is a free (as in beer) TLS/SIP service for your endpoint, pbx, or other sip device. Powered by Kamailio.
Free SIP service with iNum and UK inbound numbers.
Open IMS Core
Open source IMS core prototype implementation.
One of the largest IP telephony providers in Germany.
World wide DID market place.
Thirdlane Cloud PBX
Cloud PBX platform.
Smile provides 4G LTE mobile broadband services.
US Based VoIP Phone Service Provider focused on Small Business and Enterprise Market, offering SIP trunking services along with hosted PBX solutions.
Second biggest telephony operator in Germany.
SBC products and SIP consultancy services.
Free SIP and WebRTC service – voice, video, instant messaging and presence.
Open source platform targeting IP telephony operators, embedding Kamailio, SEMS and Asterisk, packaged with billing system, web interfaces for administrators and subscribers.
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