pycbds is a console tool (created by Borja) written in Python allowing to convert your files for ComicBookDS.
It was tested on GNU/Linux using Ubuntu Hardy, but it should be able to run on Windows with minor modifications.
It almost has all of PictoDS's capabilities and it is capable of converting PDF, CBR, CBZ, RAR and ZIP files.

The project page is located here :
Go there to get the latest version, to check the manual and the changelog.