GPJ File - opening and understanding

Did your computer fail to open a GPJ file? We explain what they are used for and recommend software that we know can open or otherwise handle your .GPJ files.

What is a GPJ file?

A .GPJ file is a jGRASP Project file. Through our analysis of GPJ files, we know that one use of the format is jGRASP Project. We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.

How to open GPJ files

You will need a program compatible with the specific file you are trying to open, as different programs may use files with file extension GPJ for different purposes.

While we have not verified the apps ourselves yet, our users have suggested 10 different GPJ openers which you will find listed below.

Suggest another file format using extension GPJ

While we know of one file format using the .GPJ file extension, there may be more. It is widespread that different programs use files with the same file extension for very different types of data. Please let us know if you are aware of a different kind of .GPJ file.

Various viewers for this file format

These apps are known to open certain types of GPJ files. Remember, different programs may use GPJ files for different purposes, so you may need to try out a few of them to be able to open your specific file.

B's RecorderB's RecorderUser submitted
GX DeveloperGX DeveloperUser submitted
B's Recorder GOLD9B's Recorder GOLD9User submitted
B's Recorder GOLD5B's Recorder GOLD5User submitted
B's Recorder GOLD9 PLUSB's Recorder GOLD9 PLUSUser submitted
jGRASPjGRASPUser submitted
Gertrudis ProGertrudis ProUser submitted
GX Developer-FXGX Developer-FXUser submitted
gINTgINTUser submitted
MULTI DebuggerMULTI DebuggerUser submitted
We have not verified any software that we know for certain will work with GPJ-files on Mac. If you know one, please use the 'Suggest a program' link below and tell us about it!
We have not verified any web services that we know for certain will work with GPJ-files. If you know one, please use the 'Suggest a program' link below and tell us about it!