Hot Take: I had a need to secure my connection and needed a compact firewall with Features on short notice. Enter the GL-AR750
https://amzn.to/2HKfYfE

This checked all the boxes of #OpenSource #OpenWRT, multiple wired ports, multi band wifi radio, #OpenVPN, small form factor, and less then $100
Ive been poking it for a few hours and I am more then happy. It has a basic simple interface for basic use and an advanced and console interface with access the the full WRT repo!