On its release, critics praised its overall presentation and numerous scripted sequences, and it won over 50 PC Game of the Year awards. Designed for Windows, the game uses a heavily modified version of id Software's 'Quake' game engine with code portions from id Tech 2 engine called GoldSrc. The game had its first major public appearance at the 1997 Electronic Entertainment Expo.
Sierra On-Line eventually signed the game after expressing interest in making a 3D action game. Valve, set up by former Microsoft employees, had difficulty finding a publisher for the game, with many believing that it was too ambitious a project. Gordon Freeman, a theoretical physicist who must fight his way out of a secret underground research facility whose research and experiments into teleportation technology have gone disastrously wrong. In Half-Life, players assume the role of Dr. First released in 1998 by Sierra Studios for Windows PCs, the game was also released for the PlayStation 2 Mac OS X and Linux ports became available in January 2013. Half-Life is a science fiction video game developed by Valve Corporation, the company's debut product and the first in the Half-Life series. Microsoft Windows, PlayStation 2, Linux, Mac OS X
