| Port | Description |
| source.fileset primary | The EPUB 2 fileset |
| source.in-memory sequence |
| Port | Description |
| result.fileset primary | The EPUB 3 fileset |
| result.in-memory sequence |
| Local Name | Namespace URI | Default | Description |
| result-base required |
Location of the result EPUB In case of a unzipped EPUB this should point to the base directory of the EPUB, in case of a zipped EPUB this should point to the EPUB file with '!/' added at the end. |