Games made with the Adventure Game Interpreter engine

King's Quest: Quest for the Crown is the first game in the popular series of King's Quest. Developed by Sierra On-line, King's Quest is an early adventure game (one of the first animated adventures), a step up from the classic graphical interactive fiction of the time. The player can use the keyword both to move the character around the game world ...

King's Quest 3: To Heir is Human is a fantasy adventure game designed by Roberta Williams, developed and published by Sierra On-Line in 1986 for DOS and for other platforms such as Apple 2, Amiga, Atari ST, Macintosh. King's Quest 3: To Heir is Human is also part of the King's quest series.

King's Quest IV: The Perils of Rosella is an adventure game developed and published by Sierra On-Line in 1988. It is the fourth installment in the popular King's Quest series created by Roberta Williams. The game was originally released for MS-DOS and Apple II computers and later ported to other platforms.The story of King's Quest IV follows Prince...

Leisure Suit Larry: In the Land of the Lounge Lizards is the first adventure of the Leisure Suit Larry series, created by Al Lowe and published by Sierra On-Line. As a virgin male in his forties, your goal is to, well, find the woman of your dreams. In 1991 Sierra released a VGA remake.

Police Quest: In Pursuit of the Death Angel is a classic adventure game designed by Jim Walls, developed and released by Sierra On-Line in 1987 for DOS, Amiga, Atari ST, Apple II. Police Quest: In Pursuit of the Death Angel is the first chapter in the Police Quest series.

Space Quest: The Sarien Encounter is an abandoned adventure game designed by Mark Crowe and Scott Murphy, developed by Sierra On-Line and released in 1986 for DOS. Space Quest: The Sarien Encounter is the first game in the Space Quest series with protagonist the clumsy Roger Wilco and it's one of the most popular AGI adventures created by Sierra in...