Convert a document to ODT Add documents Click here to choose files or Drop them here Up to 50 files # Source file Size Status Input format:DOCX, DOC, SXW, WPD, RTF, TXT, HTML Automatically start I consent to collecting, storing and processing my data from this form according to Privacy Policy and Terms of Use. Convert ODT - OpenDocument Text Format introduction The Open Document Format for Office Applications (ODF), also known as OpenDocument, is an XML-based file format for spreadsheets, charts, presentations and word processing documents. It was developed with the aim of providing an open, XML-based file format specification for office applications. Technical details The original OpenDocument format consists of an XML document that has as its root element. OpenDocument files can also take the format of a ZIP compressed archive containing a number of files and directories; these can contain binary content and benefit from ZIP's lossless compression to reduce file size.