How to turn anything into a router
Summary
This article provides a detailed, open source method to repurpose various hardware into a Linux powered router using Debian or Alpine, with hostapd for Wi-Fi, dnsmasq for DNS and DHCP, and nftables for firewall and NAT. It covers hardware selection, bridging LAN and WAN, IPv4 focused configuration, and step by step setup instructions, plus troubleshooting and ideas for extensions like VPNs and VLANs.