FormatWhat it isSource / target
.abw AbiWord document, the free and lightweight word processor.Source
.djvu Scanned book. It compresses better than PDF and is used in digital libraries.Source
.doc Word document from before 2007. It still turns up in old files.SourceTarget
.docx Modern Word document. Today's office standard.SourceTarget
.dot Word template from before 2007: the mould new documents were made from.Source
.dotx Modern Word template. It holds the starting layout of a document.Source
.epub Open e-book. The text adapts to the reader's screen.SourceTarget
.fodt LibreOffice document saved in flat XML, uncompressed.SourceTarget
.htm Web page. The same as HTML, with the short extension.SourceTarget
.html Web page. It opens in any browser.SourceTarget
.json Structured data in plain text, the interchange format of the web.Source
.log Text record that a program leaves behind while it runs.Source
.md Markdown: text with simple formatting, the one used for documentation and notes.SourceTarget
.mhtml A whole web page saved in a single file, with its images inside.Source
.odt LibreOffice and OpenOffice document. An open format and an ISO standard.SourceTarget
.p7m Electronically signed document. The real file travels inside the envelope.Source
.pages Pages document, Apple's word processor.Source
.pdf The document that looks the same on any screen and any printer.SourceTarget
.pub Microsoft Publisher publication, for leaflets and newsletters.Source
.rtf Text with basic formatting. Every word processor opens it.SourceTarget
.txt Plain text, with no formatting at all. The simplest format there is.SourceTarget
.wp WordPerfect document, the dominant word processor before Word.Source
.wpd WordPerfect document, the dominant word processor before Word.Source
.wps Microsoft Works document, the home office suite of the nineties.Source
.wri Windows Write document, the word processor that came with Windows 3.Source
.xml Structured data in text. The basis of many office formats.SourceTarget
.zabw Compressed AbiWord document.Source
Source: you can upload files in that format. Target: we can produce it.