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Call Fabric | SignalWire

Built for Seamless Development and Rapid Scale.

A completely programmable unified communication solution that offers not only unparalleled levels of customization, interoperability, and control, but also allows for immediate deployment and rapid time-to-value.

Truly Integrated

Benefit from the convenience and efficiency of a single interface that seamlessly integrates various communication channels, including voice, video, messaging, and AI.

Completely Customizable

Easily create and arrange diverse communication pathways, seamlessly connecting across channels, devices, and platforms by using basic, mix-and-match elements.

Turnkey Set-Up

Speed up deployment and time-to-value with a platform that enables rapid development and implementation, requiring minimal developer work, onboarding, or training.

Built to Scale

Scale to meet higher volume without compromising reliability, impacting performance, or requiring significant changes to your existing infrastructure.

From FreeSWITCH to Call Fabric

Developed by the same visionary team behind FreeSWITCH, Call Fabric represents the next evolution of the open-source project, extending its core capabilities into a more accessible, interoperable, and versatile cloud native platform. By introducing a horizontally scalable, self-serve communication ecosystem that leverages FreeSWITCH's innate flexibility and stability, Call Fabric delivers a comprehensive solution that simplifies the creation and management of communication pathways. With high-level primitives and APIs, Call Fabric enables users to easily design, deploy, and manage complex workflows, even without deep technical expertise in telephony systems.