Includes Source SDK Games

7 Steam games on SteamScope include the official store category "Includes Source SDK" — a Steam feature flag covering multiplayer modes, controller support, Steam Deck compatibility, and other platform capabilities.

Browse Includes Source SDK titles ranked by live concurrent players to find games that match a specific store feature you care about, such as co-op, PvP, cloud saves, or family sharing support.

Every listed game links to a full SteamScope page with player history, pricing, achievements, and related genres or tags for deeper discovery.