The project description.

Duke Nukem 3D, Shadow Warrior, and other games... All of these games use the BUILD engine by Ken Silverman. This game engine stores the resources in simple pseudo-archives. Do you want to extract files from it? You can use my software to do it.

The download center.

Software	License	Description	Screenshot
GRP DECOMPILER	GPL 2	The file extraction tool for GRP pseudo-archives	None
GRP DECOMPILER SHELL	GPL 2	The simple graphic shell for GRP DECOMPILER	Show