I am not familiar with relay.tools offerings, so I cannot comment on it. However, I know that nostr:nprofile1qqsw9n8heusyq0el9f99tveg7r0rhcu9tznatuekxt764m78ymqu36cpr3mhxue69uhhyetvv9ujucnfw33k76twwpshy6ewvdhk6tcpzdmhxue69uhhwmm59e6hg7r09ehkuef0qy2hwumn8ghj7un9d3shjtn4w3ux7tn0dejj7ne6u4e's WoT Relay and nostr:nprofile1qqsgzfdez8ksa9xmuvqg5zly3nl9e5xqkpvj8nllj9aw06ra4pqq3qcpz4mhxue69uhhyetvv9ujuerpd46hxtnfduhszrnhwden5te0dehhxtnvdakz7qgswaehxw309ahx7um5wghx6mmd9uqdl3vp's relay both support WoT. My #NostrElites relay runs on WoT-Relay. I have it deployed on a server. You'd need to spin up a VPS (virtual private server) and build the code from GitHub to run what I'm running.