I heard good things about PCengines APU products (e.g. see here https://teklager.se/en/products/routers/apu3d4-open-source-router https://teklager.se/en/product

I heard good things about PCengines APU products (e.g. see here https://teklager.se/en/products/routers/apu3d4-open-source-router https://teklager.se/en/products/routers/apu3d4-open-source-r... I'm not affiliated). You essentially run openwrt or pfsense on your own hardware. Alternatively, many people are now putting pfsense/opnsense on their own hardware. In particular thin-clients are very capable and some can be easily be retrofitted with multiple ethernet ports (however, prices have gone up significantly for some of these over the last year). The one thing you need to be careful with is wifi hardware compatibility. Some instructions here: https://boratory.net/pfsense-firewall-futro-s900/ https://boratory.net/pfsense-firewall-futro-s900/ https://forums.servethehome.com/index.php?resources/introduction-to-the-hp-t730-thin-client-the-little-box-that-could.41/ https://forums.servethehome.com/index.php?resources/introduc...