Block advertisements and trackers using pi-hole in Oracle Always Free tier
Why do you think that https://github.com/rajannpatel/Pi-Hole-on-Google-Compute-Engine-Free-Tier-with-Full-Tunnel-and-Split-Tunnel-Wireguard-VPN-Configs is a good alternative to Pi-hole-and-Wireguard-on-Oracle-Cloud-always-free-tier