CLS File - opening and understanding
Did your computer fail to open a CLS file? We explain what they are used for and recommend software that we know can open or otherwise handle your .CLS files.
What is a CLS file?
A .CLS file is a Visual Basic class definition file. Through our analysis of CLS files, we know that one use of the format is Visual Basic class definition. 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 CLS 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 CLS for different purposes.
While we have not verified the apps ourselves yet, our users have suggested 10 different CLS openers which you will find listed below.
Suggest another file format using extension CLS
While we know of one file format using the .CLS 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 .CLS file.
Various viewers for this file format
These apps are known to open certain types of CLS files. Remember, different programs may use CLS files for different purposes, so you may need to try out a few of them to be able to open your specific file.
|Visual Basic||User submitted|
|NewSoft CD Labeler||User submitted|
|Stuffit Expander||User submitted|
|TeXworks editor||User submitted|
|Any Video Converter Professional||User submitted|
|Flash Movie Player||User submitted|
|progeCAD Professional||User submitted|