A grf file extension is related to the GraphEdit and used for its filter graph.
GRF file extension - Microsoft GraphEdit filter graph
What is grf file? How to open grf files?
File type specification:
The grf file extension is associated with GraphEdit.
GraphEdit (part of DirectX SDK) is a visual tool for building filter graphs. With GraphEdit, you can experiment with a filter graph before you write any application code.
The grf file stores filter graph.
The default software associated to open grf file:
Company or developer:
Microsoft Corporation
Microsoft DirectX is set of application interfaces for Microsoft Windows used by multimedia applications, games and videos. It contains DirectDraw, Direct3D, Direct2D, DirectSound, DirectMusic, DirectInput and other components. The DirectX standard is supported by a wide variety of consumer and workstation-class graphics software and hardware solutions.
List of recommended software applications associated to the .grf file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open grf file, edit grf file, convert grf file, view grf file, play grf file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with grf file - Microsoft GraphEdit filter graph
Click on the software link for more information about DirectX. DirectX uses grf file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).