How to open a file with .RAD extension?

File Type : Radiance Scene Description Format
Compatible with (Win10, Win8, Win7, Vista and WinXP)

You'll need a new app to open this .RAD file

Searching for the right program to open .RAD files?

"You'll need a new app to open this file" is probably the most common error faced by millions of Windows users every day. This is either because the program required to open a file is not available on your system or there may be other issues.

We recommend that you run a free scan to check for missing drivers.


What is .RAD file extension?

3D lighting file used by VRAD, a command line program that adds light properties to a .BSP first-person shooter game map file; stores lighting properties for materials, which define the surface appearance of 3D objects. RAD files are specified in an XML format. They can include settings for normal LDR and HDR (high dynamic range) color and intensity. To compile lighting properties into an existing BSP map file, use the following command: vrad -lights bspmapname.rad
You can see a list of software programs here on easyfileopener.org that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.

Software that can be used to open RADfiles:

  • Valve VRAD
  • Valve Source SDK