Serna provides the world's first on-the-fly XSL-driven XML rendering and transformation (using XSLT and XSL-FO subset).
Changes are seen immediately as you type.
Entities and Xinclude are edited in-place. There is no need to open separate windows to edit entities or XIncluded documents.
When editing an entity inserted in a document several times, the changes are propagated to all its occurrences with immediate visual feedback.
When editing an XInclude inserted in a document several times, the changes are propagated to all its occurrences with immediate visual feedback.