Asterisk vs Kamailio
AsteriskBusiness VoIP
Free / Open SourcePublished price
KamailioCommunication APIs
Free / Open SourcePublished price
Asterisk Business VoIP Open-source communication framework powering IP PBX systems, VoIP gateways, and conference servers used by millions worldwide. | Kamailio Communication APIs Powering Open Real Time Communications | |
|---|---|---|
| Overview | ||
| Category | Business VoIP | Communication APIs |
| What it is | Open-source communication framework powering IP PBX systems, VoIP gateways, and conference servers used by millions worldwide. | Open-source SIP server providing VoIP, WebRTC, and real-time communication services with high scalability and flexible routing. |
| Pricing | ||
| Published price | Free / Open Source Asterisk is free, open-source software released under the GPLv2. There is no paid tier or license fee for the framework itself. Commercial support, hardware, and hosted PBX produc… | Free / Open Source Kamailio is an open-source SIP server released under GPLv2 or later. The software can be downloaded and operated without a subscription; commercial implementation, appliances, hos… |
| Pricing model | Not available | Free |
| Free options | Free plan · No free trial | Free plan · No free trial |
| Deal on Cubbie | None right now | None right now |
| Company | ||
| Founded | 1999 | 2005 |
| Team size | 51-200 employees | 1-10 employees |
| Headquarters | Williamsville, NY | Community Project |