Developer: Valve Corporation
Publisher: Sierra Studios
Release Date (US): November 19, 1998
Save Locations (Steam Version)[]
Steam Install Folder\SteamApps\Steam Username\Half-Life\Valve\Save\
or
Steam Install Folder\SteamApps\common\Half-Life\Valve\Save\
Save Locations (Non-Steam Version)[]
Half-Life\Valve\SaVe
Save Locations (Xash3DS Version)[]
Root of your system's SD Card\xash3d\valve\save