777 File - opening and understanding

Did your computer fail to open a 777 file? We explain what they are used for and recommend software that we know can open or otherwise handle your .777 files.

What is a 777 file?

A .777 file is a 777 compressed archive file. Through our analysis of 777 files, we know that one use of the format is 777 compressed archive. 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 777 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 777 for different purposes.

While we have not verified the apps ourselves yet, our users have suggested 5 different 777 openers which you will find listed below.

Suggest another file format using extension 777

While we know of one file format using the .777 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 .777 file.

Various viewers for this file format

These apps are known to open certain types of 777 files. Remember, different programs may use 777 files for different purposes, so you may need to try out a few of them to be able to open your specific file.

Pro/ENGINEERPro/ENGINEERUser submitted
Creo Elements/ProCreo Elements/ProUser submitted
CreoCreoUser submitted
Pro ENGINEERPro ENGINEERUser submitted
ProeWF3ProeWF3User submitted
We have not verified any software that we know for certain will work with 777-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 777-files. If you know one, please use the 'Suggest a program' link below and tell us about it!