.PROJ File Extension
- Developer by: Apple, Inc.
- Category: Various data Files
What is an .PROJ file?
.PROJ is Apple NeXT Interface Builder project
The proj file extension is related to Interface Builder from Apple.
The proj file contains project. Interface Builder first made its appearance in 1988 as part of NeXTSTEP.
The proj file extension might also be used by other programs for their projects.