A brand new server has emerged which includes what we consider Hotline 3.x protocol. And has lots of OSes it supports:
macOS (arm64) (http://get.vespernet.net/janus-darwin-arm64.tar.gz)
macOS (Intel) (http://get.vespernet.net/janus-darwin-amd64.tar.gz)
Linux (AMD64) (http://get.vespernet.net/janus-linux-amd64.tar.gz)
Linux (arm64) (http://get.vespernet.net/janus-linux-arm64.tar.gz)
FreeBSD (arm64) (http://get.vespernet.net/janus-freebsd-arm64.tar.gz)
OpenBSD (AMD64) (http://get.vespernet.net/janus-openbsd-amd64.tar.gz)
OpenBSD (arm64) (http://get.vespernet.net/janus-openbsd-arm64.tar.gz)
Windows (AMD64) (http://get.vespernet.net/janus-windows-amd64.tar.gz)
Windows (arm64) (http://get.vespernet.net/janus-windows-arm64.tar.gz)
If links above get replaced due to version changes you can also access latest and greatest here:
https://agora.vespernet.net/downloads