One that could be served similarly with an older computer you already own, or a router that supports custom firmware like Merlin, tomato or ddwrt. You will not

One that could be served similarly with an older computer you already own, or a router that supports custom firmware like Merlin, tomato or ddwrt. You will not really have a requirement for it, the hardware for Pi is not exceptional, it has decent software support, poor hardware interfaces, higher cost to comparable SBCs. Check this out. https://advancedtomato.com/ https://advancedtomato.com/ I have hosts blocking, VPN, prioritization, and used it with USB3.0 as NAS and it was $40 (Asus AC68U I think its called 1900 as well).