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FreeSWITCH vs opensips

A side-by-side look at FreeSWITCH and opensips. For an in-depth review of either product, follow the links below.

FreeSWITCH

FreeSWITCH

Network & Admin

FreeSWITCH is an open source telephony platform designed to facilitate the creation of voice and chat driven products scaling from a softphone to a PBX and even up to an enterprise-class softswitch. It can be used to power PBX solutions, voicemail services, conference calling, contact center solutions and more.

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opensips

opensips

Network & Admin

OpenSIPS is an open source SIP proxy and B2BUA server used to build and deploy SIP platforms and VoIP infrastructures. It provides advanced routing, signaling, and session management capabilities for building large scale SIP networks.

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