Several different file formats work with Charles. It can be used to open, edit or even convert files in various formats. The file extensions listed below are used by Charles. Charles is designed to work with the above file extensions, so if you want to work with them you should consider installing it on your system.
File types which can be supported by Charles. Not all of these file formats will be editable with Charles. It can only be a configuration file, not editable. Go to the file extension to learn more about it.