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
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