L3D is a graphics file format used by computer game Black & White developed by Lionhead in 2001. The game is considered a classic and still played by many dedicated fans. In Black & White, player takes the role of a god and has powers that allow them to manipulate the game world.

L3D image files cannot be viewed or edited. The files are saved in the game’s main folder. L3D format is also used by game’s official expansion pack Creature Isle released in January, 2002.