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Common File Types

These are some of the common file types our clients inquire about recovering from failed storage media or performing forensic analysis on:

Text Files

.PAGES

Pages Document

.RTF

Rich Text Format File

.TEX

LaTeX Source Document

.TXT

Plain Text File

.DOC

Microsoft Word Document

.DOCX

Microsoft Word Open XML Document

.LOG

Log File

.MSG

Outlook Mail Message

.ODT,

OpenDocument Text Document

.WPD

WordPerfect Document

.WPS

Microsoft Works Word Processor Document

Data Files

.CSV

Comma Separated Values File

.DAT

Data File

.TAX`{`XXXX`}`

TurboTax [XXXX] Tax Return ([XXXX] is the current year when file was created, i.e .tax2017)

.QBW

Quickbooks File

.QBB

Quickbooks Backup File

.ADR

Quickbooks Auto Recovery File

.TLG

Quickbooks Non-Committed Transaction Logs

.GED

GEDCOM Genealogy Data File

.KEY

Keynote Presentation

.KEYCHAIN

Mac OS X Keychain File

.PPS

PowerPoint Slide Show

.PPT

PowerPoint Presentation

.PPTX

PowerPoint Open XML Presentation

.SDF

Standard Data File

.TAR

Consolidated Unix File Archive

.VCF

vCard File

.XML

XML File

Video Files

.3G2

3GPP2 Multimedia File

.3GP

3GPP Multimedia File

.M4V

iTunes Video File

.MOV

Apple QuickTime Movie

.MP4

MPEG-4 Video File

.MPG

MPEG Video File

.ASF

Advanced Systems Format File

.AVI

Audio Video Interleave File

.FLV

Animate Video File

.RM

RealMedia File

.SRT

SubRip Subtitle File

.SWF

Shockwave Flash Movie

.VOB

DVD Video Object File

.WMV

Windows Media Video File

Audio Files

.MP3

MP3 Audio File

.MPA

MPEG-2 Audio File

.WAV

WAVE Audio File

.WMA

Windows Media Audio File

.AIF

Audio Interchange File Format

.IFF

Interchange File Format

.M3U

Media Playlist File

.M4A

MPEG-4 Audio File

.MID

MIDI File

.OGG

Vorbis OGG File

Plugin Files

.CRX

Chrome Extension

.PLUGIN

Mac OS X Plugin

CAD Files

.FCSTD

FreeCAD

.SCAD

OpenSCAD

.IPT

Autodesk Inventor

.STEP

Export format

.IGES

Export format

.OBJ

Export format

.DWG

AutoCAD Drawing Database File

.DXF

Drawing Exchange Format File

.3DS

3D Studio

.F3D

Autodesk Fusion 360

Executable Files

.WSF

Windows Script File

.EXE

Windows Executable File

.GADGET

Windows Gadget

.JAR

Java Archive File

.APK

Android Package File

.APP

Mac OS X Application

.BAT

DOS Batch File

.CGI

Common Gateway Interface Script

.COM

DOS Command File

Database Files

.DB

Database File

.DBF

Database File

.SQLITE

SQLite Database

.MDB

Microsoft Access Database

.PDB

Program Database

.SQL

Structured Query Language Data File

.ACCDB

Access 2007 Database File

Page Layout Files

.XLS

Excel Spreadsheet

.XLSX

Microsoft Excel Open XML Spreadsheet

.ODS

Open Office Calc Spreadsheet

.NUMBERS

Numbers Spreadsheet

.INDD

Adobe InDesign Document

.PCT

Picture File

.PDF

Portable Document Format File

.XLR

Works Spreadsheet

Vector Image Files

.AI

Adobe Illustrator File

.EPS

Encapsulated PostScript File

.PS

PostScript File

.SVG

Scalable Vector Graphics File | Inkscape

Raster Image Files

.THM

Thumbnail Image File

.TIF

Tagged Image File

.TIFF

Tagged Image File Format

.TGA

Targa Graphic

.PSD

Adobe Photoshop Document

.PSPIMAGE

PaintShop Pro Image

.BMP

Bitmap Image File

.DDS

DirectDraw Surface

.GIF

Graphical Interchange Format File

.JPG

JPEG Image

.PNG

Portable Network Graphic

.TGA

Targa Graphic

3D Files

.OBJ

Wavefront 3D Object File

.STL

Common 3d File

.3DM

Rhino 3D Model

.3DS

3D Studio Scene

.MAX

3ds Max Scene File

GIS Files

.GPX

GPS Exchange File

.KML

Keyhole Markup Language File

.KMZ

Google Earth Place-mark File

Backup Files

.BAK

Backup File

.TMP

Temporary File

Settings Files

.CFG

Configuration File

.INI

Windows Initialization File

.PRF

Outlook Profile File

Font Files

.OTF

OpenType Font

.TTF

TrueType Font

.FNT

Windows Font File

.FON

Generic Font File

System Files

.ICO

Icon File

.LNK

Windows File Shortcut

.SYS

Windows System File

.CAB

Windows Cabinet File

.PST

Outlook File

.CPL

Windows Control Panel Item

.CUR

Windows Cursor

.DLL

Dynamic Link Library

.DMP

Windows Memory Dump

.DRV

Device Driver

.ICNS

Mac OS X Icon Resource File

Web Files

.CSS

Cascading Style Sheet

.XHTML

Extensible Hypertext Markup Language File

.PY

Django, etc.

.HTM

Hypertext Markup Language File

.HTML

Hypertext Markup Language File

.JS

JavaScript File

.JSP

Java Server Page

.PHP

PHP Source Code File

.RSS

Rich Site Summary

.ASP

Active Server Page

.ASPX

Active Server Page Extended File

.CER

Internet Security Certificate

.CFM

ColdFusion Markup File

.CSR

Certificate Signing Request File

Encoded Files

.HQX

BinHex 4.0 Encoded File

.MIM

Multi-Purpose Internet Mail Message File

.UUE

Uuencoded File

Disk Image Files

.MDF

Media Disc Image File

.TOAST

Toast Disc Image

.VCD

Virtual CD

.BIN

Binary Disc Image

.CUE

Cue Sheet File

.DMG

Mac OS X Disk Image

.ISO

Disc Image File

Compressed Files

.GZ

Gnu Zipped Archive

.PKG

Mac OS X Installer Package

.RAR

WinRAR Compressed Archive

.TAR.GZ

Compressed Tarball File

.ZIP

Zipped File

.ZIPX

Extended Zip File

.DEB

Debian Software Package

.7Z

7-Zip Compressed File

.CBR

Comic Book RAR Archive

.RPM

Red Hat Package Manager File

.SITX

StuffIt X Archive

Programming Files

.VCXPROJ

Visual C++ Project

.XCODEPROJ

Xcode Project

.SH

Bash Shell Script

.SLN

Visual Studio Solution File

.SWIFT

Swift Source Code File

.VB

Visual Basic Project Item File

.DTD

Document Type Definition File

.FLA

Adobe Animate Animation

.H

C/C++/Objective-C Header File

.JAVA

Java Source Code File

.LUA

Lua Source File

.C

C/C++ Source Code File

.CLASS

Java Class File

.CPP

C++ Source Code File

.CS

Visual C# Source Code File

.M

Objective-C Implementation File

.PL

Perl Script

.PY

Python Script

Misc Files

.ICS

Calendar File

.MSI

Windows Installer Package

.PART

Partially Downloaded File

.TORRENT

BitTorrent File