Now https://github.com/BlowaterNostr/relayed is open sourced (early alpha), the basic relay functionality and admin features are done. Now top 2 priorities 
1. Authentication
2. Payment 

Besides nostr:npub1ex7mdykw786qxvmtuls208uyxmn0hse95rfwsarvfde5yg6wy7jq6qvyt9 , is there anything else I can consider? I have signed up strike black but no responses yet. I prefer to APIs.