Material Editor
This small program allows editing BGSM and BGEM material files in a user interface.
create new materials from scratch.
open and edit existing materials.
save them.
drag and drop support.
file association support.
To associate the *.bgsm and *.bgem files with the program, right-click one of them in the Windows Explorer, choose “Open with…”, select the “Material Editor.exe” executable and enable “Always use this program for these files”.
Check out Gibbed’s Fallout 4 Tools as well!
Requirements
Microsoft .NET Framework 4 or higher.
Credits
gibbed for the BGSM and BGEM code classes that I used and modified.