To play Hidden : Source you will need Half-Life 2 and Steam installed and working. While you're downloading the Installer, you might like to Register in the forums, its the best place to keep up-to-date with the latest news. Not sure what the hell is going on in game? The Player Guide is always an excellent place to start if you are unsure as to how to play the game.
Client Files :
This is what you will need to get Hidden : Source up and running from scratch. If you are planning on running a Windows or Linux server, grab the Dedicated Server installer below.
This is what you will need to get Hidden : Source up and running from an existing install (Beta 3 or Beta 4).
Dedicated Server Files :
Recommended for anyone wanting to run a dedicated server, this installer includes the required files for both Windows and Linux servers and is for the Beta 4a client. Try the Server Admin forum if you have any problems running a Hidden : Source Server.
Beta 4b Dedicated Server package (220 MB)
Beta 4b Dedicated Server Update (86 MB)
Beta 4b Dedicated Server Update 1 (Missing Head Fix) (5 MB) from Hidden Source
Game Manual :
Important - If you are unsure of what Hidden : Source is all about, give this guide a read before commencing play.
Various uncatergorised media files related to Hidden Source such as gameplay trailers, art for other games, development videos, Gmod content and so forth. Dive in, you might find something you like.
Hidden At GDC 2006 - Video Diary
(113 MB - WMV format)
Beta 3 Gameplay Trailer
(29 MB - WMV format)
Beta 2 Gameplay Trailer
(41 MB - WMV format)