D'jinni Adventure Editor
From Witcher Wiki
D’jinni is an adventure editor for The Witcher, which allows the creation of a plot with a quest structure, dialogue, characters present in the game world, monsters, locations and various situations that the player could encounter in different levels of the game.
D'jinni was released by CD Projekt and Atari on April 10, 2008, together with patch 1.3 and "The Price of Neutrality" adventure. You can find more information about the editor and The Witcher modding in general in the separate D'jinni Wiki.
