- DITA Features
Oxygen XML Web Author comes
    with built-in support for the most popular XML documentation frameworks, including DITA. The
    built-in DITA framework includes support for the latest version of DITA 1.3, as well as
    backwards compatibility for previous versions and the latest specializations (such as
    Lightweight DITA and DITA Learning and Training).
 read more  - DocBook Features
Oxygen XML Web Author
    comes with built-in support for the most popular XML documentation frameworks, including
    DocBook. The built-in DocBook framework includes support for the latest version of DocBook 5.1,
    as well as backwards compatibility for previous versions.
 read more  - TEI Features
Oxygen XML Web Author comes with
    built-in support for the most popular XML documentation frameworks, including TEI. The built-in
    TEI framework includes support for the latest version of P5.
    
 read more  - XHTML Features
Oxygen XML Web Author comes
    with built-in support for the most popular XML documentation frameworks, including
      XHTML.
 read more