File formats and extensions alphabetically ordered

DEM file extension

DEM file could be opened by special software. There are 2 file's types and each of them could be opened by different software. Download recommended software to open desired file format.

How to open DEM file

DEM Icon
File type:
Video Game Demo File
Developer:
Valve
Category:
Game files

Several first-person shooter video games (such as Counter-Strike, Hexen II, Quake and Unreal Tournament) game replay file with a video recording saved from one player's perspective in a single or multiplayer mode. It is used to share replays with other players. These files are playable only using the game for that the demo was generated.

DEM Icon
File type:
Digital Elevation Model
Developer:
USGS
Category:
Geographic information system (GIS) files

US Geological Survey file with mapping information and elevation data.

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