Our man nostr:npub1m2jphmdkskgnvwl5gplksl9e0zwv2sldqf9mwlpz6tyymz84g9fsqr3wgu made a version of Haven for Start9. You can get it here and sideload it: https://github.com/Letdown2491/haven-kit-startos/...
@Dikaios1517 a personal relay on hardware you own is the piece most people skip, and the only one that survives a relay deciding it doesn't want you.