.OL File Extension
File TypeValve Hammer Object Layout File
|Category||3D Image Files|
File format categories include Binary, Text, XML, and Zip. The format of this file type has not been determined.
What is an OL file?
File created by Valve Hammer Editor, a mapping tool for the Goldsource engine that runs games like Half-Life and Counter-Strike; contains prefabs, or objects, and their .WAD texture files; referenced by Hammer to map out objects and textures.
NOTE: Hammer Editor is included in the Source game engine SDK.