Home / ODT ODT Converter ODT is the OpenDocument text format used by LibreOffice, OpenOffice, and other open-source office suites. Convert ODT to ODT → PDF ODT → DOC ODT → DOCX ODT → TXT ODT → RTF ODT → HTML Convert to ODT PDF → ODT DOC → ODT DOCX → ODT TXT → ODT RTF → ODT HTML → ODT