Open Document Files Online Free (No Software)

What Are Document Files?

Document files store document data used by writers, students, and office workers. OpenAnyFile supports 103 different document file formats, letting you read and annotate any of them directly in your browser without installing software.

Whether you need to view, analyze, or convert document files, our platform handles them all. 103 formats support conversion to other formats.

Open DOCUMENT File Online — Free & Instant

No signup required. Works in your browser.

📁 Drag & drop your file here

or click to browse • Max 100MB

Open DOCUMENT Now

✅ Free • ⚡ Instant • 🔒 Secure • 💻 No install

How to Open Document Files Online

Upload — Drag your document file into OpenAnyFile
Auto-detect — Our system identifies the exact format using signature analysis
View — Read and annotate the file in your browser
Convert — Optionally convert to another format

All Document Formats (103)

PDF (.pdf) — PDF is a portable document format preserving fonts, images, and layout.
DOCX (.docx) — DOCX is the default Microsoft Word document format using XML.
DOC (.doc) — DOC is the legacy Microsoft Word binary document format.
ODT (.odt) — ODT is the open document format for word processing.
PPTX (.pptx) — PPTX is the default Microsoft PowerPoint presentation format.
PPT (.ppt) — PPT is the legacy Microsoft PowerPoint binary format.
ODP (.odp) — ODP is the open document presentation format.
EPUB (.epub) — EPUB is the standard ebook format.
MOBI (.mobi) — MOBI is the Kindle ebook format.
AZW3 (.azw3) — AZW3 is the modern Kindle ebook format.
FB2 (.fb2) — FictionBook is an XML-based ebook format popular in Russia.
DJVU (.djvu) — DjVu is optimized for scanned documents and images.
TEX (.tex) — LaTeX source for typeset documents.
BIB (.bib) — BibTeX bibliography database for LaTeX.
RIS (.ris) — RIS is a citation/bibliography format.
XPS (.xps) — XML Paper Specification
OXPS (.oxps) — Open XPS document
WPD (.wpd) — WordPerfect document
QXP (.qxp) — QuarkXPress project
DOCM (.docm) — Word Macro-Enabled Document
DOTX (.dotx) — Word Template
DOTM (.dotm) — Word Macro Template
XLSM (.xlsm) — Excel Macro-Enabled Workbook
XLSB (.xlsb) — Excel Binary Workbook
XLTX (.xltx) — Excel Template
PPTM (.pptm) — PowerPoint Macro-Enabled
POTX (.potx) — PowerPoint Template
PPSX (.ppsx) — PowerPoint Show
ONE (.one) — OneNote Section
CHM (.chm) — Compiled HTML Help
HLP (.hlp) — Windows Help File
WPS (.wps) — WPS Writer Document
ABW (.abw) — AbiWord Document
SXW (.sxw) — OpenOffice.org Writer
SXC (.sxc) — OpenOffice.org Calc
SXI (.sxi) — OpenOffice.org Impress
FODP (.fodp) — Flat ODP Presentation
FODS (.fods) — Flat ODS Spreadsheet
FODT (.fodt) — Flat ODT Document
CWKD (.cwk) — ClarisWorks/AppleWorks Document
LYX (.lyx) — LyX Document
SCRIV (.scriv) — Scrivener Project
FDP (.fdp) — FormDocs Document
ENEX (.enex) — Evernote Export
OPML (.opml) — Outline Processor Markup
MAN (.man) — Unix Manual Page
INFO (.info) — GNU Info Document
NOTEBOOK (.notebook) — SMART Notebook
IWB (.iwb) — Interactive Whiteboard
NBP (.nbp) — Mathematica Notebook
CDF_DOC (.cdf) — Computable Document
ANKI (.apkg) — Anki Flashcard Package
ZOTERO (.rdf) — Zotero Library Export
ENDNOTE (.enl) — EndNote Library
MENDELEY (.sqlite) — Mendeley Database
CBZ (.cbz) — Comic Book ZIP
CBR (.cbr) — Comic Book RAR
CB7 (.cb7) — Comic Book 7-Zip
OXPS2 (.oxps) — Open XPS Document
MARKDOWN2 (.mdx) — MDX Markdown + JSX
RST (.rst) — reStructuredText
ASCIIDOC (.adoc) — AsciiDoc Document
ORG (.org) — Org Mode Document
TYPST (.typ) — Typst Document
DJVU2 (.djvu) — DjVu Document
PS (.ps) — PostScript
TROFF (.roff) — Troff Typesetting
TEXINFO (.texi) — Texinfo Document
POD (.pod) — Perl Plain Old Documentation
RDOC (.rdoc) — Ruby Documentation
YARD (.yard) — YARD Ruby Documentation
DOXYGEN (.dox) — Doxygen Documentation
JAVADOC (.java) — Javadoc Comments
KDOC (.kt) — KDoc Documentation
GODOC (.go) — Go Documentation Comments
RUSTDOC (.rs) — Rust Documentation
SWIFT_DOC (.swift) — Swift Documentation
LILYPOND (.ly) — LilyPond Music Notation
MUSESCORE (.mscz) — MuseScore Score
MUSICXML (.musicxml) — MusicXML Score
SIBELIUS (.sib) — Sibelius Score
FINALE (.musx) — Finale Score
DORICO (.dorico) — Dorico Score
GUITAR_PRO (.gp) — Guitar Pro Tablature
POWER_TAB (.ptb) — Power Tab Tablature
LaTeX (tex) — LaTeX typesetting source
BibTeX (bib) — BibTeX bibliography database
AsciiDoc (adoc) — AsciiDoc markup document
reStructuredText (rst) — reStructuredText markup
Org Mode (org) — Emacs Org mode document
Typst (typ) — Typst modern typesetting
Groff (ms) — Groff/Troff manuscript
Man Page (man) — Unix manual page
Info (info) — GNU Info documentation
DITA (dita) — Darwin Information Typing
DocBook (docbook) — DocBook XML documentation
ODG (odg) — OpenDocument Graphics
MAFF (maff) — Mozilla Archive Format
Textile (textile) — Textile markup language
MediaWiki (wiki) — MediaWiki markup
Creole (creole) — Wiki Creole markup
RTF (.rtf) — RTF (Rich Text Format) is a universal document format developed by Microsoft. It
CALIBRE (.calibre) — Calibre Library

Frequently Asked Questions

What are document files?

Document files are a category of file formats used to store document data. OpenAnyFile supports 103 document formats.

How do I open document files online?

Upload any document file to OpenAnyFile and read and annotate it instantly in your browser. No software needed.

Can I convert between document formats?

Yes. 103 of our 103 document formats support conversion to other formats.