CAPX File - opening and understanding

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

What is a CAPX file?

A .CAPX file is a Capella CapXML Music Notation file. These CAPX files contain score sheets created in Capella's notation software, software for creating musical score sheets. Currently, Capella is only available on Windows. In these CAPX files, the nodes in use are single chords with one or more notes.

How to open CAPX 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 CAPX for different purposes.

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

Other file formats using extension .CAPX

While Capella CapXML Music Notation is a popular type of CAPX-file, we know of 2 different uses of the .CAPX extension.

The CAPX 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 a CAPX opener may not be able to open all kinds of CAPX files. In this case, look through both formats to make sure you find the best suited CAPX viewer.

Construct compressed game project

Through our analysis of CAPX files, we know that one use of the format is Construct compressed game 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.

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

Various viewers for this file format

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

ConstructConstructUser submitted
capellacapellaUser submitted
capella readercapella readerUser submitted
GWCAPNETGWCAPNETUser submitted
capella startcapella startUser submitted
Forte StandardForte StandardUser submitted
Forte - Premium EditionForte - Premium EditionUser submitted
Forte FreeForte FreeUser submitted
Forte - Home EditionForte - Home EditionUser submitted
Forte - Free EditionForte - Free EditionUser submitted
We have not verified any software that we know for certain will work with CAPX-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 CAPX-files. If you know one, please use the 'Suggest a program' link below and tell us about it!