Office Open XML is the new XML-based format introduced in Microsoft Office 2007 applications. Office Open XML is a container format for several specialized XML-based markup languages. WordprocessingML is the markup language used by Microsoft Office Word 2007 to store its documents.

Aspose.Editor can create, open and save OOXML documents with remarkable ease because internally it uses the technology of our world-class document processing library Aspose.Words for .NET.

Aspose.Editor opens, edits and saves DOCX documents.