.grp

File Type 1 Generic IconWindows Program Manager Group
File Format Proprietary (Microsoft)
Usage Referenced by an application; not meant to be opened manually
Rank ★ ☆ ☆  Uncommon
Description

Defines a group of programs listed in the Windows Start Menu; i.e. "Main," "Games," "Accessories," or other folder.

If a GRP file becomes corrupt, you can restore it to Windows default settings by using the Program Manager. Select File→Run, then type "setup /p" and press Enter. This will rebuild the GRP file using Windows default settings.

Open With
Windows

IconWindows Program Manager Group Converter ...

Updated 2007
File Type 2 Generic IconStarCraft Graphics Group File
File Format Proprietary (Blizzard Entertainment)
Usage Open manually; may be referenced by an application
Rank ★ ☆ ☆  Uncommon
Description

Collection of frame images used for units, weapons, spells, wireframes, and menu graphics within Starcraft; each object may contain anywhere from a few to several hundred frames.

GRP files may be extracted from the .MPQ file. They are referenced by StarCraft, but can be edited with a third-party editor.

Open With
Windows

IconBlizzard StarCraft

macOS

IconBlizzard StarCraft

Updated 2007
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