Doomseeker is an alternate multi-platform server browser with similar functionality.Īs IRC has faded from relevance, most multiplayer games are organized over Discord. Doom Explorer is compatible with the above three ports and features an integrated IRC client with links to their channels (#zandronum, #odamex, and #zdplayers respectively). The three most commonly used multiplayer source ports are Zandronum, Odamex and ZDaemon.Ī browser is required to query each port's server list. It comes with native cooperative and deathmatch support, while modern source ports add new gameplay elements and modes such as Capture the Flag and Survival. Doom is one of the first games that popularized online multiplayer.