How to open ONEPKG files

Did your computer fail to open an ONEPKG file? We explain what ONEPKG files are and recommend software that we know can open or convert your files.

What is an ONEPKG file?

ONEPKG files are Microsoft OneNote Package files, which you can read more about below.

The ONEPKG file extension indicates to your device which app can open the file. However, different apps may use the same file extension for different types of data. So an ONEPKG opener may not be able to open all kinds of ONEPKG files. In this case, though, we only know of one specific use.

Microsoft OneNote Package

Through our analysis of ONEPKG files, we know that one use of the format is Microsoft OneNote Package. 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.

We have not verified any programs yet that works with this specific format. If you know any, please use the 'Suggest a program' link below. Thanks!

ONEPKG file openers, viewers, etc.

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

Microsoft OneNoteMicrosoft OneNoteUser submitted
Microsoft OfficeMicrosoft OfficeUser submitted
Microsoft Office Mondo - EnglishMicrosoft Office Mondo - EnglishUser submitted
V-ToolsV-ToolsUser submitted
We have not verified any programs that we know for certain can work with ONEPKG-files on Mac. If you know one, please use the Suggest link below and tell us about it!
We have not verified any online services that we know for certain can work with ONEPKG-files. If you know one, please use the Suggest link below and tell us about it!