Excellent summary of information, important information that I will even bookmark. Unfortunately my current machine is ARM and I didn't see support for it; I'm very interested in using BSD as a desktop, I plan to get a simpler machine for that.

Fenix

You are always welcome. Check here also what else is provided with OpenBSD.

And of course OpenBSD firewall (PF packet filtering) which is amazing! Iptables is a huge mess. PF is simple. Take a look here. 

https://www.openbsd.org/faq/pf/

In OpenBSD  we use doas (dedicated openbsd application subexecutor) Check the simplicity 

https://man.openbsd.org/doas.conf.5

This website will show you why openbsd rocks!

https://why-openbsd.rocks/fact/

https://undeadly.org/

security

Why Microsoft is a national security threat

ch0k1

You are always welcome. Check here also what else is provided with OpenBSD.

1. OpenSMTPD https://www.opensmtpd.org/index.html
2. OpenSSH https://www.openssh.com/ Do not forget that ssh was developed and ported for first time by OpenBSD developers and it is part of the OpenBSD project! 
3. OpenBGPD https://www.openbgpd.org/
4. LibreSSL https://www.libressl.org/

And of course OpenBSD firewall (PF packet filtering) which is amazing! Iptables is a huge mess. PF is simple. Take a look here. https://www.openbsd.org/faq/pf/
FInally most linux distros use sudo. 
In OpenBSD  we use doas (dedicated openbsd application subexecutor) Check the simplicity https://man.openbsd.org/doas.conf.5
Have a nice day!

This website will show you why openbsd rocks! 
https://why-openbsd.rocks/fact/

Here you will find OpenBSD news
https://undeadly.org/