| Local Name | Namespace URI | Description |
| diagram-to-html | http://www.daisy.org/ns/pipeline/xproc | Converts any DIAGRAM descriptions in the input fileset into HTML. |
| zedai-to-html | http://www.daisy.org/ns/pipeline/xproc | Transforms a ZedAI (DAISY 4 XML) document into an EPUB 3 publication. |