This page collects proposed extensions. Implementation welcome, but contents subject to change at any time.
http://exproc.org/proposed/schemas/xproc-config
An extensible vocabulary for XProc configuration files.
T.B.D.
See xproc-config.rnc.
Added exclude-inline-prefixes to pxpc:input, pxpc:pipeline, and pxpc:library.
http://exproc.org/proposed/schemas/document-sequence
A vocabulary for describing sequences of documents in a single XML document.
T.B.D.