Document & eBook Viewers Formats

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Document & eBook Viewers

Read, search, and convert PDFs, Microsoft Office suites, electronic books, and rich text documents without cloud processing.

📂 Open Document & eBook Viewers in ZumiFiles

⚡ Advanced In-Browser Inspection Capabilities

Paginated PDF viewer with multi-page thumbnail sidebar.
Client-side DOCX, XLSX, and PPTX rendering via WebAssembly.
EPUB eBook chapter tree map and NCX table-of-contents search.

All Supported Document & eBook Viewers (251 Formats)

Click any extension to view detailed specifications, parser engines, and privacy documentation:

.TXT Plain Text Document .TEXT Plain Text Document .LOG Log Output File .OUT Compiler/Program Output File .ERR Standard Error Output File .TRACE Execution Trace Log .DEBUG Debug Output File .LST Listing File .LIST List File .NFO ASCII Art Information File .INFO Information File .ASC ASCII Text Document .ANS ANSI Art Document .CONF Configuration File .CONFIG Application Configuration File .CFG Configuration File .CNF Configuration File .INI INI Configuration File .PROPERTIES Java Properties File .PREFS Preferences File .ENV Environment Variables File .EDITORCONFIG EditorConfig File .GITATTRIBUTES Git Attributes File .GITIGNORE Git Ignore File .NPMIGNORE NPM Ignore File .DOCKERIGNORE Docker Ignore File .ESLINTIGNORE ESLint Ignore File .PRETTIERIGNORE Prettier Ignore File .MD Markdown Document .MARKDOWN Markdown Document .MDOWN Markdown Document .MKD Markdown Document .MDX JSX Markdown Document .RST reStructuredText Document .ADOC AsciiDoc Document .TYP Typst Markup Document .RTF Rich Text Format Document .DOCX Microsoft Word Document .DOCM MS Word Macro Document .DOTX MS Word Template .ODT OpenDocument Text Document .OTT OpenDocument Text Template .PAGES Apple Pages Document Package .PDF Portable Document Format .PS PostScript Document .CHM Compiled HTML Help Document .MAN Unix Manual Page .HTML HTML Web Document .HTM HTML Web Document .XHTML XHTML Web Document .IPYNB Jupyter Notebook .YAML YAML Document .YML YAML Document .XML XML Document .PSD Photoshop Document .PSB Photoshop Large Document .AFPHOTO Affinity Photo Document .AFDESIGN Affinity Designer Document .AFPUB Affinity Publisher Document .DDS DirectDraw Surface Texture .WAT WebAssembly Text Format .3DM Rhino 3D Document .FCSTD FreeCAD Document .EPUB Electronic Publication E-Book .ASCIIDOC AsciiDoc Document .602 602 Document .8BIMTEXT 8BIMTEXT Document .8BIMWTEXT 8BIMWTEXT Document .ABW ABW Document .AC AC Document .AC3D AC3D Document .ASCIIDOC_LEGACY ASCIIDOC_LEGACY Document .ASCIIDOCTOR ASCIIDOCTOR Document .ASE ASE Document .ASSJSON ASSJSON Document .ASSXML ASSXML Document .BEAMER BEAMER Document .BIBLATEX BIBLATEX Document .BIBTEX BIBTEX Document .BITS BITS Document .BRF BRF Document .BVH BVH Document .CHUNKEDHTML CHUNKEDHTML Document .COLLADA COLLADA Document .COMMONMARK COMMONMARK Document .COMMONMARK_X COMMONMARK_X Document .CONCAT CONCAT Document .CONTEXT CONTEXT Document .CREOLE CREOLE Document .CSLJSON CSLJSON Document .CSM CSM Document .DJOT DJOT Document .DOCBOOK DOCBOOK Document .DOCBOOK4 DOCBOOK4 Document .DOCBOOK5 DOCBOOK5 Document .DOKUWIKI DOKUWIKI Document .DZI DZI Document .DZSLIDES DZSLIDES Document .ENDNOTEXML ENDNOTEXML Document .EPS2 EPS2 Document .EPS3 EPS3 Document .EPSF EPSF Document .EPSI EPSI Document .EPT EPT Document .EPT2 EPT2 Document .EPT3 EPT3 Document .FB2 FB2 Document .FBXA FBXA Document .FFMETA FFMETA Document .FFMETADATA FFMETADATA Document .FODT FODT Document .FXG FXG Document .GFM GFM Document .GIMPPATH GIMPPATH Document .GLTF2 GLTF2 Document .GPL GPL Document .HADDOCK HADDOCK Document .HISTOGRAM HISTOGRAM Document .HPGL HPGL Document .HTML4 HTML4 Document .HTML5 HTML5 Document .ICML ICML Document .IPTCTEXT IPTCTEXT Document .IPTCWTEXT IPTCWTEXT Document .IRR IRR Document .IRRMESH IRRMESH Document .JACOSUB JACOSUB Document .JATS JATS Document .JATS_ARCHIVING JATS_ARCHIVING Document .JATS_ARTICLEAUTHORING JATS_ARTICLEAUTHORING Document .JATS_PUBLISHING JATS_PUBLISHING Document .JIRA JIRA Document .JSS JSS Document .LATEX LATEX Document .LRC LRC Document .MARKDOWN_MMD MARKDOWN_MMD Document .MARKDOWN_PHPEXTRA MARKDOWN_PHPEXTRA Document .MARKDOWN_STRICT MARKDOWN_STRICT Document .MARKUA MARKUA Document .MD5ANIM MD5ANIM Document .MD5CAMERA MD5CAMERA Document .MD5MESH MD5MESH Document .MEDIAWIKI MEDIAWIKI Document .MESH.XML MESH.XML Document .MICRODVD MICRODVD Document .MPL2 MPL2 Document .MS MS Document .MUSE MUSE Document .MVG MVG Document .NFF NFF Document .OBJNOMTL OBJNOMTL Document .OEB OEB Document .OGEX OGEX Document .ORG ORG Document .PANDOC NATIVE PANDOC NATIVE Document .PANGO PANGO Document .PBRT PBRT Document .PJS PJS Document .PLAIN PLAIN Document .PML PML Document .POSTSCRIPT POSTSCRIPT Document .POV POV Document .PRJ PRJ Document .PS2 PS2 Document .PS3 PS3 Document .REALTEXT REALTEXT Document .RECIPE RECIPE Document .REVEALJS REVEALJS Document .RIS RIS Document .S5 S5 Document .SAMI SAMI Document .SCC SCC Document .SDP SDP Document .SIF SIF Document .SLIDEOUS SLIDEOUS Document .SLIDY SLIDY Document .SMD SMD Document .SMI SMI Document .SSA SSA Document .T2T T2T Document .TAB TAB Document .TEDCAPTIONS TEDCAPTIONS Document .TEI TEI Document .TEX TEX Document .TEXINFO TEXINFO Document .TEXTILE TEXTILE Document .TIKIWIKI TIKIWIKI Document .TTML TTML Document .TWIKI TWIKI Document .TYPST TYPST Document .UIL UIL Document .USDA USDA Document .VIMWIKI VIMWIKI Document .VPLAYER VPLAYER Document .WEBVTT WEBVTT Document .XFIG XFIG Document .XGL XGL Document .XWIKI XWIKI Document .ZIMWIKI ZIMWIKI Document .DOC Legacy MS Word Binary Document .DOC PalmDoc Mobile eBook Document .SUB MicroDVD Subtitle Track Text File .KEY Apple Keynote Presentation Document .PLS Palm Desktop Accounting & To-Do Data .B64 base64 binary-to-text encoding .CPY COBOL source copybook file .DTD Document Type Definition .EMZ Microsoft Enhanced Metafile compressed with ZIP (Microsoft Office suite) .FEN Forsyth–Edwards Notation (Chess applications -text data describes a specific position.) .FNI FileNet Native Document (FileNet) .FODG OpenDocument Flat XML Drawings and vector graphics (OpenDocument, LibreOffice, Collabora Online) .FODP OpenDocument Flat XML Presentations (OpenDocument, LibreOffice, Collabora Online) .FODS OpenDocument Flat XML Spreadsheets (OpenDocument, LibreOffice, Collabora Online) .GMI Gemtext markup language (Gemini (Protocol)) .MDI Document save in high-resolution, created by MSOffice to scan documents (OCR) and turn them into a .DOC (Microsoft Office) .MML MathML mathematical markup language. Used for integrating mathematical formulas in web documents. Rendering of embedded MathML is supported by a number of browsers and browser additions. .MNT Surface metrology or image analysis document (MountainsMap) .NB Wolfram Mathematica Notebook (see Wolfram Language) (Mathematica) .NEO Text file; media .ODB Database front end document (OpenDocument, LibreOffice) .ODF Formula, mathematical equations (OpenDocument, LibreOffice) .ODG Drawings and vector graphics (OpenDocument, LibreOffice, Collabora Online) .OTG Drawings and vector graphics template (OpenDocument, LibreOffice, Collabora Online) .OTP Presentations template (OpenDocument, LibreOffice, Collabora Online) .OTS Spreadsheets template (OpenDocument, LibreOffice, Collabora Online) .OXT OpenOffice.org extension (OpenOffice.org / LibreOffice) .PGN Portable Game Notation -Text specification for Chess game (Most chess playing computer applications) .PPSX Office Open XML Auto-Play Presentation (Microsoft PowerPoint) .PSDC Photoshop Cloud Document (Adobe Photoshop) .RC Configuration file (emacs, Vim (text editor), Bash (Unix shell)) .SPS SPSS program file (text) (PSPP, SPSS) .STD OpenOffice.org XML drawing template (OpenOffice.org Draw) .STW OpenOffice.org XML text document template (OpenOffice.org Writer) .SXC OpenOffice.org XML spreadsheet (OpenOffice.org Calc) .SXD OpenOffice.org XML drawing (OpenOffice.org Draw) .SXG OpenOffice.org XML master document .SXI OpenOffice.org XML presentation (OpenOffice.org Impress) .SXM OpenOffice.org XML formula (OpenOffice.org Calc) .SXW OpenOffice.org XML text document (OpenOffice.org Writer) .TSCN Godot Engine Text Scene file (Godot Engine) .TWB Tableau Software Workbook file .UNV Text file containing finite elements nodal coordinates and more, see notes (Originally used by SDRC for its I-deas software; a lot of simulation software uses it today) .UOS Uniform Office Format spreadsheet .UOT Uniform Office Format text .VMG Nokia message file format (Text Message Editor (Nokia PC Suite)) .VSTO Microsoft Office add-in file (Microsoft Visual Studio) .VTF Valve Texture Format file (Valve Corporation) .WAB Global address book in versions of Microsoft Windows and shared by Microsoft apps such as Outlook and Outlook Express (Outlook and Outlook Express) .WTX Text document (Microsoft Windows 7;IBM Transformation Extender) .XLSB Microsoft Excel 2007 Binary Workbook (BIFF12)(Spreadsheets) (Microsoft Excel 2007 (see Microsoft Office 2007 file extensions)) .XLSM Microsoft Excel 2007 Macro-Enabled Workbook (Spreadsheets) (Microsoft Excel 2007 (see Microsoft Office 2007 file extensions))

Flexible Ways to View Files in ZumiFiles

ZumiFiles adapts to your exact workflow. Choose how you want to open and inspect your files:

1. Browse Local Directory

Mount entire project folders directly from your computer using the browser's File System Access API.

2. Instant Single-File Preview

Drag and drop or select a single file to inspect it instantly in a sandboxed viewport.

3. Load Remote File URL

Paste any public web URL to fetch and render remote documents, 3D models, code files, or spreadsheets.

Launch ZumiFiles

Explore all 1,121+ supported formats in the ZumiFiles File Format Matrix.