Should you need it, you can create .pea archives from any files, including .cbt comic book archives. This can be done in PeaZIP, through its default data file encryption function. Probably used for very specific purposes.
Convert CDisplay TAR Comic book file to PeaZip pack encrypt authenticate file.
We have found one software suitable in our database for this conversion.
Microsoft Windows software - convert cbt to pea on Windows
A free open source archive utility
Convert from cbt file format
The table with program actions contains information about what each program is capable of doing with their files. This may be a good pointer for further searches for certain file conversions and help you find the converter you are looking for if our search result is insufficient for you. However, it is far from perfect and may sometimes show results which are not really usable because of the nature of the software handles the files. So a conversion that appears as possible, just because of matched actions, may in fact not be possible.