Overview of Linux and FreeBSD sound systems?

From: Steven Friedrich <freebsdlouisville_at_gmail.com>
Date: Thu, 25 May 2023 01:16:31 UTC 
Can anyone point me to an Overview of Linux and FreeBSD sound systems?  
The base sound system is OSS, right?

We also have ALSA, Sox, Pulse, Phonon, Jack, etc.

These must have special features not in OSS...