One backend covers the full session lifecycle for most multiplayer genres — pick yours to see how the API maps onto it.
Hidden roles, night/day phases, voting, private lobbies — Mafia, Werewolf and impostor-style games.
Chess, card games, async duels — persistent room state and turn order your server code doesn't need to own.
Timed questions, instant scoring, leaderboards — quiz nights and competitive knowledge games.
Small-group private rooms, session persistence and friend invites for cooperative play.