All maps re-ported from scratch for Sven Co-op from Half-Life: Source.New build of all Half-Life maps for co-operative play.Mappers: See the engine changes section for more details and technical information.Maps can now be up to ~1,000x larger! (131,072 units away from position zero instead of just 4,096).Gives us the opportunity to improve upon common limitations in the GoldSrc engine.Sven Co-op now uses a customized GoldSrc engine under licence from Valve.(workshop functionality to be included in a future release) Includes use of the Steam game hub platform and community features.Includes 3 packages: A game package for players, a tool package for dedicated server operators, and an SDK package for content developers.Sven Co-op is now its own independent game distributed on Steam, free of charge.