High Quality Content by WIKIPEDIA articles! The Darwin Information Typing Architecture (DITA) is an OASIS standard XML data model for authoring and publishing. Many third party tools support authoring, including Adobe FrameMaker, XMetaL, Arbortext, Quark XML Author, Oxygen XML Editor, easyDITA, and SDL Xopus. With the DITA Open Toolkit publishing system, DITA features single source publishing, inheritance, topic-based authoring, and content reuse.