WYSIWYG DocBook editor
To start the content completion you just have to press ENTER.
This presents the list of elements that can be inserted at the
caret position.
For simplicity the additional views: Attributes, Entities,
Elements have been collapsed to the right side of the
editor.
The toolbar at the top of the editor the contains the specific
DocBook actions.

Other screenshots:
WYSIWYG XML Editor
Document Type Toolbar Customization
XML Grid Editor
Oxygen XML Editor in Japanese
Comparing Directories
Comparing XML Files
The Tree Editor
Oxygen XML Author
WYSIWYG DITA editor
WYSIWYG TEI editor
WYSIWYG XHTML editor
Visual XML Schema Editor
Logical Model View
Visual RelaxNG Schema Editor
XSLT Editor
XML Database Perspective
SVN Client
Archive Browser
Editing OOXML files
Comparing OOXML files
Archive Browser
Editing ODF files
ODF file templates
Comparing ODF files
A Custom Layout for Views
A Custom Layout for Editors
Print Preview
XSLT debugger perspective