Freeswitch

FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation of proprietary telecom switches and software. In practice that means building software for you when nothing off the shelf fits.

It makes the most sense for companies with a specific process to automate. Related areas on their profile: Open Source. As a very small company team themselves (1 to 10 people), they tend to serve customers of a similar scale best. Small vendors mean quick answers and real influence on the roadmap, but check who covers support when someone is out.

Freeswitch is based in Brookfield, Wisconsin and founded in 2006. You can read more at freeswitch.com.

Before you commit, look at portfolio relevance, who owns the code, and how they handle changes. A short pilot with your real data tells you more than any demo.

The facts above come from public company records. The score will come from people like you. Used Freeswitch? Rate it.