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This topic lists file formats supported by GroupDocs.Viewer for Python. You can use the input below to filter supported formats by extension.

Format	Description	Automatic format detection
7Z	7-Zip Compressed File
BZ2	Bzip2 Compressed File
GZ	Gnu Zipped Archive
RAR	WinRAR Compressed Archive
TAR	Consolidated Unix File Archive
TGZ	Gzipped Tar File
TXZ	XZ Compressed Tar Archive
XZ	XZ Compressed Archive
ZIP	Zipped File
Zstandard	Zstandard Archive
ISO	Optical Disk Image

Refer to the following help topic for details on how to use GroupDocs.Viewer to load and view archive files: Render archives as HTML, PDF, and image files.

Format	Description	Automatic format detection	Remarks
CF2	Common File Format
DGN	MicroStation Design File (V7)		DGN V8 is not supported as DGN V8 file format is proprietary.
DWF	Design Web Format
DWG	AutoCAD Drawing		Supported formats: Release 11, 12, 13, 14. DWG 2000, 2000i, 2002. DWG 2004, 2005, 2006. DWG 2010, 2011, 2012. DWG 2013, 2014, 2015, 2016.
DWT	AutoCAD Drawing Template
DXF	Drawing Exchange Format
HPG	HPGL (Hewlett-Packard Graphics Language) Plot File
IFC	Industry Foundation Classes
IGS	IGES (Initial Graphics Exchange Specification) Drawing
OBJ	Wavefront 3D Object File
PLT	AutoCAD Plotter Document
STL	Stereolithography File

Refer to the following help topic for details on how to use GroupDocs.Viewer to load and view CAD files: Render CAD drawings and models as HTML, PDF, and image files.

Format	Description	Automatic format detection
NSF	Lotus Notes Database File

Refer to the following help topic for details on how to use GroupDocs.Viewer to load and view NSF files: Render Lotus Notes database files as HTML, PDF, and image files.

Format	Description	Automatic format detection
EPUB	Open EBook Format
MOBI	Mobipocket EBook
AZW3	AZ3/KF8 EBook Format

Format	Description	Automatic format detection
EML	Email Message
EMLX	Apple Mail Message
MBOX	Email Mailbox File
MSG	Outlook Message Item File
VCARD / VCF	vCard (Virtual Contact) File

Refer to the following help topic for details on how to use GroupDocs.Viewer to load and view email messages: Render email messages as HTML, PDF, PNG, and JPEG files.

Format	Description	Automatic format detection	Remarks
AI	Adobe Illustrator Artwork		Supported versions: 2, 3, 8
APNG	Animated Portable Network Graphic
BMP	Bitmap Image
CDR	CorelDRAW Image File
CGM	Computer Graphics Metafile
CMX	Corel Presentation Exchange Image		Supported version: 2.0 with 32-bit precision (16-bit precision is partially supported).
DCM	DICOM (Digital Imaging and Communications in Medicine) Image
DIB	Device Independent Bitmap File
DJVU	DjVu Image
DNG	Digital Negative Image
EMF	Enhanced Windows Metafile
EMZ	Windows Compressed Enhanced Metafile
EPS	Encapsulated PostScript File
FODG	OpenDocument Flat XML Graphics
GIF	Graphical Interchange Format
ICO	Windows Icon File
J2C	JPEG 2000 Code Stream
J2K	JPEG 2000 Image
JP2	JPEG 2000 Core Image File
JPC	JPEG 2000 Code Stream File
JPEG / JPG	JPEG Image
JFIF	JPEG File Interchange Format
JPF	JPEG 2000 Image
JPM	JPEG 2000 Multi-layer Image Format
JPX	JPEG 2000 Image File
JLS	JPEG-LS Image
ODG	OpenDocument Graphics File
OTG	OpenDocument Graphics Template
PCL	Printer Command Language Document
PNG	Portable Network Graphics
PS	PostScript File
PSB	Photoshop Large Document Format
PSD	Adobe Photoshop Document
SVG	Scalable Vector Graphics File
SVGZ	Compressed SVG File
TGA	TARGA (Truevision Advanced Raster Graphics Adapter) Graphics
TIF / TIFF	Tagged Image File Format
WEBP	WebP Image
WMF	Windows Metafile
WMZ	Compressed Windows Metafile

Refer to the following help topic for details on how to use GroupDocs.Viewer to load and view image files: Render images as HTML, PDF, PNG, and JPEG files.

Format	Description	Automatic format detection
ONE	Microsoft OneNote Document

Format	Description	Automatic format detection
OST	Outlook Offline Storage Table
PST	Outlook Personal Storage Table

Refer to the following help topic for details on how to use GroupDocs.Viewer to load and view Microsoft Outlook data files: Render Outlook data files as HTML, PDF, and image files.

Format	Description	Automatic format detection
OXPS	OpenXPS (Open XML Paper Specification) File
PDF	Adobe Portable Document Format
TEX	LaTeX Source Document
XPS	Microsoft XML Paper Specification

Refer to the following help topic for details on how to use GroupDocs.Viewer to load and view PDF files: Render PDF documents as HTML and image files.

Format	Description	Automatic format detection
FODP	OpenDocument Flat XML Presentation
ODP	OpenDocument Presentation
OTP	OpenDocument Presentation Template
POT	Microsoft PowerPoint 97-2003 Template
POTM	Microsoft PowerPoint Macro-Enabled Template
POTX	Microsoft PowerPoint Template
PPS	Microsoft PowerPoint 97-2003 Slide Show
PPSM	Microsoft PowerPoint Macro-Enabled Slide Show
PPSX	Microsoft PowerPoint Slide Show
PPT	Microsoft PowerPoint 97-2003 Presentation
PPTM	Microsoft PowerPoint Macro-Enabled Presentation
PPTX	Microsoft PowerPoint Presentation

Refer to the following help topic for details on how to use GroupDocs.Viewer to load and view presentations: Render PowerPoint presentations as HTML, PDF, and image files.

Format	Description	Automatic format detection
MPP	Microsoft Project
MPT	Microsoft Project Template
MPX	Microsoft Project Exchange File

Refer to the following help topic for details on how to use GroupDocs.Viewer to load and view Project files: Render Microsoft Project documents as HTML, PDF, and image files.

Format	Description	Automatic format detection	Remarks
CSV	Comma Separated Values File
FODS	OpenDocument Flat XML Spreadsheet
NUMBERS	Apple Numbers Spreadsheet		GroupDocs.Viewer supports version 3.5 and higher starting with v21.8.
ODS	OpenDocument Spreadsheet
OTS	OpenDocument Spreadsheet Template
SXC	StarOffice Calc Spreadsheet
TSV	Tab Separated Values File
XLS	Microsoft Excel 97-2003 Workbook		Supported formats: Excel 2003 (11.0), Excel 2002 (10.0), Excel 2000 (9.0), Excel 97 (8.0), Excel 95 (7.0), Excel 5.0.
XLSB	Microsoft Excel Binary Workbook
XLSM	Microsoft Excel Macro-Enabled Workbook
XLSX	Microsoft Excel Workbook
XLT	Microsoft Excel 97-2003 Template		Supported formats: Excel 2003 (11.0), Excel 2002 (10.0), Excel 2000 (9.0), Excel 97 (8.0).
XLTX	Microsoft Excel Template
XLTM	Microsoft Excel Macro-Enabled Template
XLAM	Microsoft Excel Add-In
XML	XML Spreadsheet 2003

Refer to the following help topic for details on how to use GroupDocs.Viewer to load and view spreadsheet files: Render Excel and Apple Numbers spreadsheets as HTML, PDF, and image files.

Format	Description	Automatic format detection
AS / AS3	ActionScript File
ASM	Assembly Language Source Code File
BAT	DOS Batch File
C	C/C++ Source Code File
CC	C++ Source Code File
CMAKE	CMake File
CPP	C++ Source Code File
CS	C# Source Code File
CSS	Cascading Style Sheet
CXX	C++ Source Code File
DIFF	Patch File
ERB	Ruby ERB Script
GROOVY	Groovy Source Code File
H	C/C++/Objective-C Header File
HAML	Haml Source Code File
HH	C++ Header File
JAVA	Java Source Code File
JS	JavaScript File
JSON	JavaScript Object Notation File
LESS	LESS Style Sheet
LOG	Log File
M	Objective-C Implementation File
MAKE	Xcode Makefile Script
MD	Markdown Documentation File
ML	ML Source Code File
MM	Objective-C++ Source File
PHP	PHP Source Code File
PL	Perl Script
PROPERTIES	Java Properties File
PY	Python Script
RB	Ruby Source Code
RST	reStructuredText File
SASS	Syntactically Awesome StyleSheets File
SCALA	Scala Source Code File
SCM	Scheme Source Code File
SCRIPT	Generic Script File
SH	Bash Shell Script
SML	Standard ML Source Code File
SQL	Structured Query Language Data File
TXT	Plain Text File
VB	Visual Basic Source Code File
VIM	Vim Settings File
XML	XML File
YAML	YAML Document

Refer to the following help topic for details on how to use GroupDocs.Viewer to load and view text and code files: Render text documents as HTML, PDF, and image files.

Format	Description	Automatic format detection
VDW	Visio Web Drawing
VDX	Visio Drawing XML File
VSD	Visio 2003-2010 Drawing
VSDM	Visio Macro-Enabled Drawing
VSDX	Visio Drawing
VSS	Visio 2003-2010 Stencil
VSSM	Visio Macro-Enabled Stencil
VSSX	Visio Stencil
VST	Visio 2003-2010 Template
VSTM	Visio Macro-Enabled Template
VSTX	Visio Template
VSX	Visio Stencil XML File
VTX	Visio Template XML File

Refer to the following help topic for details on how to use GroupDocs.Viewer to load and view Microsoft Visio files: Render Visio documents as HTML, PDF, and image files.

Format	Description	Automatic format detection
CHM	Compiled HTML Help Format
HTML	Hypertext Markup Language Format
MHT	MHTML Web Archive
MHTML	MIME HTML Format

Refer to the following help topic for details on how to use GroupDocs.Viewer to load and view web files: Render web documents as PDF, PNG, and JPEG files.

Format	Description	Automatic format detection
DOC	Microsoft Word 97-2003 Document
DOCM	Microsoft Word Macro-Enabled Document
DOCX	Microsoft Word Document
DOT	Microsoft Word 97-2003 Template
DOTM	Microsoft Word Macro-Enabled Template
DOTX	Microsoft Word Template
ODT	OpenDocument Text
OTT	OpenDocument Text Template
RTF	Rich Text Document

Refer to the following help topic for details on how to use GroupDocs.Viewer to load and view Word documents: Render Word documents as HTML, PDF, and image files.