Microsoft Word

File Format
Name	Microsoft Word
Ontology	Electronic File Formats Document Microsoft Word
Extension(s)	.doc, .docm, .docx, .dot, .dotm, .dotx
MIME Type(s)	application/msword, application/vnd.ms-word, others

Microsoft Word is a popular word processor program which has existed in a number of versions for DOS, Windows, and the Macintosh. Various native file formats have been used, and some other non-Word-specific formats can also be opened and saved. There are separate articles on these formats:

• DOC (Word document)
• DOCM (Word macro-enabled document)
• DOCX (Word document, XML format)
• DOT (Word template)
• DOTM (Word macro-enabled template)
• DOTX (Word template, XML format)
• WordProcessingML (XML format preceding later DOCX one)

Sample files

• The same test document saved in various formats available to the "Save As" feature in Word 2007 (some formats not Word-specific):
  • testing.doc (DOC)
  • testing.docm (DOCM)
  • testing.docx (DOCX)
  • testing.dot (DOT)
  • testing.dotm (DOTM)
  • testing.dotx (DOTX)
  • testing.mht (MHTML)
  • testing.odt (OpenDocument Text)
  • testing.pdf (PDF)
  • testing.rtf (RTF)
  • testing.xml (WordProcessingML 2006)
  • testing.xps (OpenXPS)
  • testing-2003.xml (WordProcessingML 2003)

Software and Program Code

• Microsoft Word for Windows Version 1.1a Source Code

Commentary

• Why are the Microsoft Office file formats so complicated? (And some workarounds)
• Why Microsoft Word must Die
• LibreOffice import filter for legacy Mac file-formats
• Why Mac Word 6.0 was crappy, from a developer