Netgear Nighthawk R7000 AC1900 2,4 5 GHz router WiFi DD-WRT senza antenna e alimentazione
See DD-WRT status screenshot. It shows DD-WRT build# v3.0-r48432 of 3/1/2022. Fully functional. You could also google "What is DD-WRT?". See the Services -> VPN screenshot. More extensions. DD-WRT plays well with VPN.