An image map is a text file that defines linked areas of an image. It includes X,Y coordinates of areas that can be clicked by users and the corresponding link for each area.

Image maps can be saved within an .HTML document or as ".map" files, which are processed by the server.

Weather map format used by Weather Defender, a weather monitoring system designed specifically for Emergency Management Professionals and First Responders; may contain custom geographic and reference layers.

Weather Defender maps can be saved to store custom configurations for forecasting severe weather. These maps can be quickly loaded to view custom weather forecasts.

Game map created for Half-Life, a first-person shooter (FPS) video game; built using the Valve Hammer Editor; saved in a human-readable text-based format; may also be used for creating Quake and Quake II maps.

Valve Hammer Editor 4 saves map files in the newer .VMF format.

The Valve Hammer Editor was previously called "Worldcraft;" it is now commonly referred to "Hammer."