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Video files

264 icon 264 H.264/MPEG-4 AVC video data
3g2 icon 3g2 3GPP2 multimedia file
3gp icon 3gp Multimedia files for wireless networks
 arf WebEx advanced record
asf icon asf Advanced Systems (streaming) format
asx icon asx Microsoft Advanced Streaming Redirector file
avi icon avi Audio Video Interleave movie
bik icon bik BINK video
 dash Dynamic Adaptive Streaming over HTTP video file
dat icon dat Video CD MPEG movie MPEG1
dvr icon dvr Microsoft Windows XP Media Center TV recording
flv icon flv Flash video file
h264 icon h264 H.264 video
m2t icon m2t MPEG-2 transport stream
m2ts icon m2ts MPEG-2 stream (Blu-Ray)
m4v icon m4v MPEG-4 video file format
mkv icon mkv Matroska multimedia container
mod icon mod Hard disk camera movie MPEG-2 program stream
mov icon mov Apple QuickTime digital video
mp4 icon mp4 MPEG-4 video file format
mpeg icon mpeg MPEG movie
mpg icon mpg MPEG 1 video file format
mswmm icon mswmm Microsoft Windows Movie Maker project
mts icon mts AVCHD MPEG-2 transport stream
ogv icon ogv Ogg Vorbis video file
prproj icon prproj Adobe Premiere Pro project
 rec Recorded file
rmvb icon rmvb RealMedia variable bitrate file
swf icon swf ShockWave Flash, Animated vector format for the Internet
tod icon tod Hard disk camera movie MPEG-2 transport stream
tp icon tp MPEG-2 TV recorded video
ts icon ts MPEG-TV recorded video format
vob icon vob DVD video object
webm icon webm Matroska WebM video
wmv icon wmv Windows Media Video

Audio files

 3ga Audio file for wireless networks
aac icon aac Advanced audio coding stream
aiff icon aiff Audio Interchange File Format
amr icon amr Adaptive Multi-Rate compressed audio
ape icon ape Monkey's Audio lossless audio compression format
 arf WebEx advanced record
asf icon asf Advanced Systems (streaming) format
asx icon asx Microsoft Advanced Streaming Redirector file
cda icon cda CD Audio track
 dvf Sony DV voice file
flac icon flac Audio files encoded by Flac - free lossless audio codec
gp4 icon gp4 Guitar Pro 4 project
gp5 icon gp5 Guitar Pro 5 project
 gpx Guitar Pro 6 format
logic icon logic Apple Logic Pro music project
m4a icon m4a MPEG-4 compressed audio
m4b icon m4b MPEG-4 Audio Layer audio book
m4p icon m4p Apple iTunes Music Store audio
midi icon midi MIDI-sequention sound
mp3 icon mp3 Compressed audio and music file, mp3 songs or ringtones
ogg icon ogg Ogg Vorbis audio file
 pcm PCM audio file
 rec Recorded file
 snd Sound file
 sng Audio or song file
uax icon uax Unreal audio package
wav icon wav WAVe PCM Sound, standard Windows sound format
wma icon wma Windows Media Audio
wpl icon wpl Microsoft Windows Media Player playlist file
 zab Zipped audio book

Bitmap images

bmp icon bmp Standard Windows bitmap image
 cpt Corel PHOTO-PAINT bitmap file
dds icon dds DirectDraw surface data
dib icon dib Device-Independent bitmap graphics
 dng Adobe Digital Negative file
dt2 icon dt2 Microsoft Live Messenger avatar
emf icon emf Enhanced Windows Metafile picture
gif icon gif Graphics interchange file format
ico icon ico Icon image
icon icon icon Icon image file
jpeg icon jpeg JPEG bitmap image format
jpg icon jpg JPEG bitmap image format
pcx icon pcx Paintbrush bitmap image
 pic Picture image
png icon png Portable Network Graphic
psd icon psd Adobe Photoshop graphics file
 psdx Adobe Photoshop Touch graphics
 raw Digital camera photo RAW image format
tga icon tga Truevision TarGA bitmap image
 thm Thumbnail bitmap image file
tif icon tif Aldus Tagged Image File Format (TIFF) bitmap image
tiff icon tiff Aldus Tagged Image File Format (TIFF) bitmap image
wbmp icon wbmp Wireless Bitmap image file
 wdp Windows Media HD Photo picture image
 webp Google image file format

Digital camera RAW photos

 arw Sony Digital Camera RAW digital image
cr2 icon cr2 Canon digital camera RAW image format version 2.0
crw icon crw Canon digital camera RAW image format
dcr icon dcr Kodak Digital Camera Raw Image Format
 dng Adobe Digital Negative file
fpx icon fpx Kodak FlashPiX bitmap image
mrw icon mrw Minolta Dimage RAW image
nef icon nef Nikon Digital SLR camera RAW image
orf icon orf Olympus Digital camera raw image
pcd icon pcd Kodak Picture CD multiresolution image
 ptx Pentax RAW bitmap graphic file
raf icon raf Fuji CCD-RAW graphic image
 raw Digital camera photo RAW image format
 rw2 Panasonic Lumix RAW image

Vector graphics

ai icon ai Adobe Illustrator graphics file
cdr icon cdr CorelDRAW vector or bitmap graphics
csh icon csh Adobe Photoshop custom shape
csl icon csl CorelDRAW symbol library
drw icon drw Vector drawing
emz icon emz Microsoft Windows compressed enhanced metafile
odg icon odg OpenDocument drawing
 pic Picture image
sda icon sda OpenOffice.org drawing file
svg icon svg XML based scalable vector graphics format
swf icon swf ShockWave Flash, Animated vector format for the Internet
wmf icon wmf Windows metafile format

Graphics file types

abr icon abr Adobe Photoshop brush
ai icon ai Adobe Illustrator graphics file
ani icon ani Animated cursor
cdt icon cdt CorelDRAW template file
djvu icon djvu DjVu image file
eps icon eps Encapsulated PostScript file
fla icon fla Editable Adobe Flash project (animation, movie, flash application)
icns icon icns Apple icon graphic format
ico icon ico Icon image
icon icon icon Icon image file
mdi icon mdi Microsoft Office Document Imaging file format
odg icon odg OpenDocument drawing
 pic Picture image
 prn HP PCL printer output
psb icon psb Adobe Photoshop Large Document Format
psd icon psd Adobe Photoshop graphics file
pzl icon pzl Puzzle file
 sup 3D Subtitle format
 vsdx Microsoft Visio drawing
xmp icon xmp Adobe Extensible Metadata Platform file

3D graphics

 3d 3D drawing CAD file
3ds icon 3ds 3ds Max (3D Studio MAX) graphics
 c4d CINEMA 4D file format
 dgn MicroStation drawing
 dwfx Autodesk Design Web Format
dwg icon dwg AutoCAD drawing
dxf icon dxf AutoCAD DXF Drawing Exchange Format
 lcf ArchiCAD library container file
max icon max 3ds Max (3D Studio MAX) scene
 pro General project file
skp icon skp SketchUp graphics
 stl Stereolithography CAD file
u3d icon u3d Universal 3D format graphics
 x_t Parasolid model (text)

Font files

 eot Embedded OpenType font
otf icon otf OpenType font file format
ttc icon ttc TrueType Font collection
ttf icon ttf TrueType font file
woff icon woff Web Open Font Format package file

Documents

abw icon abw AbiWord document
aww icon aww Ability Write document
chm icon chm Microsoft compiled HTML help module
cnt icon cnt Help Contents file
dbx icon dbx Microsoft Outlook Express e-mail folder file
djvu icon djvu DjVu image file
doc icon doc Microsoft Word 97 to 2003 document
docm icon docm Microsoft Word Open XML macro-enabled document
docx icon docx Microsoft Word Open XML document
dot icon dot Microsoft Word 97 to 2003 document template
dotm icon dotm Microsoft Word Open XML macro-enabled document template
dotx icon dotx Microsoft Word XML document template
 epub Open Publication structure eBook
gp4 icon gp4 Guitar Pro 4 project
ind icon ind Adobe InDesign graphics document file
indd icon indd Adobe InDesign document
key icon key iWork Keynote '09 presentation
keynote icon keynote iWork Keynote '06 presentation
mht icon mht Mime HTML (MHTML) document
mpp icon mpp Microsoft Project plan
 odf Open Document Interchange Format (ODIF)
ods icon ods OpenDocument spreadsheet
odt icon odt ODF text document
ott icon ott OpenOffice.org text document template
 oxps Windows OpenXPS document
pages icon pages Pages document
pdf icon pdf Adobe Portable document format
pmd icon pmd Adobe PageMaker document
pot icon pot Microsoft PowerPoint 97 to 2003 template
potx icon potx Microsoft PowerPoint Open XML presentation template
pps icon pps Microsoft PowerPoint 97 to 2003 complete slide show
ppsx icon ppsx Microsoft PowerPoint 2007/2010 Open XML complete slide show
ppt icon ppt Microsoft PowerPoint 97 to 2003 presentation
pptm icon pptm Microsoft PowerPoint macro-enabled Open XML presentation
pptx icon pptx Microsoft PowerPoint Open XML presentation
 prn HP PCL printer output
prproj icon prproj Adobe Premiere Pro project
ps icon ps Adobe PostScript document
pub icon pub Microsoft Publisher document
pwi icon pwi Microsoft Office Mobile personal note
 rep Generally report file
rtf icon rtf Rich Text Format document
sdd icon sdd OpenOffice.org presentation
sdw icon sdw OpenOffice.org text document
shs icon shs Microsoft Windows Shell Scrap Object
snp icon snp Microsoft Access report shapshot
sxw icon sxw OpenOffice.org Writer document
 tpl Generally a template
vsd icon vsd Microsoft Visio diagram document
wlmp icon wlmp Microsoft Windows Live Movie Maker video project
wpd icon wpd Corel WordPerfect document file
wps icon wps Microsoft Works document
wri icon wri Windows Write document file
 xps XML paper specification

Simple text files

 1st Readme first text file
 alx BlackBerry application loader
 application ClickOnce deployment manifest
asp icon asp Active Server Page script page
csv icon csv Comma Separated Value
 eng English language localization file
htm icon htm HTML Hypertext Markup Language web page
html icon html HyperText Markup Language web page
log icon log Log file
 lrc Lyrics data
lst icon lst List text
nfo icon nfo Information readme text document
opml icon opml OPML Outline Processor Markup Language file format
plist icon plist Apple property XML list
reg icon reg Windows registry data
 rep Generally report file
rtf icon rtf Rich Text Format document
srt icon srt SubRip video subtitle format
sub icon sub DivX movie subtitle file format
 tbl Table data
 text Text file
txt icon txt Simple text file
xml icon xml XML document
xmp icon xmp Adobe Extensible Metadata Platform file
xsd icon xsd XML schema description
xsl icon xsl XML eXtensible stylesheet
xslt icon xslt XSL transform file

E-book files

 azw Amazon Kindle eBook format
 azw3 Amazon Kindle eBook
 azw4 Amazon Kindle Print Replica ebook file
cbr icon cbr Comic Book Archive file or ComicBook Reader e-book
cbz icon cbz Comic Book Archive file or ComicBook Reader file
 epub Open Publication structure eBook
 fb2 FictionBook eBook
 iba iBooks Author e-book
 ibooks iBooks e-book
 lit Microsoft Reader eBook
 mobi Mobipocket eBook format
pdf icon pdf Adobe Portable document format

Spreadsheets

numbers icon numbers Apple Numbers spreadsheet
ods icon ods OpenDocument spreadsheet
sdc icon sdc OpenOffice.org spreadsheet
sxc icon sxc OpenOffice.org 1.0 spreadsheet file
xls icon xls Microsoft Excel 97 to 2003 workbook
xlsm icon xlsm Microsoft Excel Open XML macro-enabled workbook
xlsx icon xlsx Microsoft Excel Open XML workbook and spreadsheet

Microsoft Office files

accdb icon accdb Microsoft Access main database
accdt icon accdt Microsoft Access database template
doc icon doc Microsoft Word 97 to 2003 document
docm icon docm Microsoft Word Open XML macro-enabled document
docx icon docx Microsoft Word Open XML document
dot icon dot Microsoft Word 97 to 2003 document template
dotm icon dotm Microsoft Word Open XML macro-enabled document template
dotx icon dotx Microsoft Word XML document template
mdb icon mdb Microsoft Access database
mpd icon mpd Microsoft Project database
mpp icon mpp Microsoft Project plan
mpt icon mpt Microsoft Project template
 oft Microsoft Outlook template
one icon one Microsoft OneNote document
 onepkg Microsoft OneNote package file
pot icon pot Microsoft PowerPoint 97 to 2003 template
potx icon potx Microsoft PowerPoint Open XML presentation template
pps icon pps Microsoft PowerPoint 97 to 2003 complete slide show
ppsx icon ppsx Microsoft PowerPoint 2007/2010 Open XML complete slide show
ppt icon ppt Microsoft PowerPoint 97 to 2003 presentation
pptm icon pptm Microsoft PowerPoint macro-enabled Open XML presentation
pptx icon pptx Microsoft PowerPoint Open XML presentation
pst icon pst Microsoft Outlook personal storage table
pub icon pub Microsoft Publisher document
snp icon snp Microsoft Access report shapshot
thmx icon thmx Microsoft Office theme
vsd icon vsd Microsoft Visio diagram document
 vsdx Microsoft Visio drawing
xls icon xls Microsoft Excel 97 to 2003 workbook
xlsm icon xlsm Microsoft Excel Open XML macro-enabled workbook
xlsx icon xlsx Microsoft Excel Open XML workbook and spreadsheet

Game related files

 big Electronic Arts game resource package
bik icon bik BINK video
 cab Windows Cabinet Compressed Archive
 dat Game data
dds icon dds DirectDraw surface data
 hi High scores file
 lng Language definition
 pak Game resource package file
 res Game resource file
 sav Saved game file
 save Doom 3 saved game file
SC2Replay icon SC2Replay Starcraft 2 game replay
 scn Game scenario file
 scx Game scenario file
uax icon uax Unreal audio package
 wotreplay World of Tanks battle replay
 wowpreplay World of Warplanes replay file

Emulation related files

 dat Game data
 g64 C64 emulator disk image
 gb Nintendo Gameboy ROM image
 gba Nintendo Game Boy Advance ROM image
 mbz Pogoshell NES emulator plugin
 n64 Nintendo 64 Emulation ROM image
 nds Nintendo DS game ROM image
 nes Nintendo Entertainment System ROM image
 rom Read Only Memory image
 smc Super Nintendo game-console ROM image
 smd Sega Genesis ROM emulator data
 srm Super Nintendo ROM saved game emulator file
 v64 Nintendo 64 emulation ROM image

Virtualization software related files

 ova Open Virtual Machine Format single archive
ovf icon ovf Open Virtualization Format Package
 pvm Parallels Desktop virtual machine
vdi icon vdi VirtualBox disk image
vhd icon vhd Virtual Hard Disk
vmdk icon vmdk VMware virtual disk
vmem icon vmem VMware virtual machine's paging file
 vmwarevm VMware Fusion virtual machine
vmx icon vmx VMware configuration file

Internet related files

ashx icon ashx ASP.NET web handler
asp icon asp Active Server Page script page
aspx icon aspx Active Server Page Extended ASP.NET script
atom icon atom Atom web feed file
bc icon bc BitTorrent unfinished download file
bc! icon bc! Bittorrent unfinished download file
class icon class Java bytecode class
crdownload icon crdownload Google Chrome incomplete download
 css Cascading Style Sheets
dlc icon dlc JDownloader download link container
download icon download Chrome partial download
download icon download Mozilla partial download file
download icon download Apple Safari partial download
eml icon eml Email message
flv icon flv Flash video file
 gdoc Link to Google Docs web application document
gif icon gif Graphics interchange file format
 gsheet Link to Google Sheets web application spreadsheet document
 gslides Link to Google Slides web application presentation
htm icon htm HTML Hypertext Markup Language web page
html icon html HyperText Markup Language web page
js icon js JavaScript source code script
 json JavaScript object notation
jsp icon jsp JAVA Server page
mht icon mht Mime HTML (MHTML) document
opml icon opml OPML Outline Processor Markup Language file format
 part Partial download file
 partial Microsoft partially downloaded file
php icon php PHP script or page
png icon png Portable Network Graphic
 rss Really Simple Syndication - RSS file format
swf icon swf ShockWave Flash, Animated vector format for the Internet
torrent icon torrent BitTorrent information file
webm icon webm Matroska WebM video
 webp Google image file format
xap icon xap Microsoft Windows Phone and Microsoft Silverlight application package
xhtml icon xhtml Extensible HTML file
xml icon xml XML document
xsd icon xsd XML schema description
xsl icon xsl XML eXtensible stylesheet
xslt icon xslt XSL transform file

Email files

dbx icon dbx Microsoft Outlook Express e-mail folder file
eml icon eml Email message
 ldif LDIF address book interchange format
mht icon mht Mime HTML (MHTML) document
 msg Saved email message
pst icon pst Microsoft Outlook personal storage table
vcf icon vcf vCard contacts

File extensions blocked by mail clients

app icon app MAC application package or core system service file
asp icon asp Active Server Page script page
bat icon bat Batch file (executable)
chm icon chm Microsoft compiled HTML help module
cnt icon cnt Help Contents file
com icon com Command executable file
cpl icon cpl Microsoft Windows Control Panel file
eml icon eml Email message
exe icon exe Program executable
gadget icon gadget Windows sidebar gadget
inf icon inf Windows installation script
js icon js JavaScript source code script
 lnk Windows Shortcut
mdb icon mdb Microsoft Access database
msi icon msi Microsoft Windows Installer installation package
 prg Program file
reg icon reg Windows registry data
scr icon scr Microsoft Windows screensaver
shs icon shs Microsoft Windows Shell Scrap Object
tmp icon tmp Temporary file
vbs icon vbs Visual Basic script

Possibly dangerous files

bat icon bat Batch file (executable)
 bin Binary executable
chm icon chm Microsoft compiled HTML help module
class icon class Java bytecode class
com icon com Command executable file
cpl icon cpl Microsoft Windows Control Panel file
dll icon dll Dynamic Link Library
drv icon drv Microsoft Windows device driver
exe icon exe Program executable
jar icon jar Compressed archive file package for Java classes and data
js icon js JavaScript source code script
 lnk Windows Shortcut
ocx icon ocx ActiveX control file
pcx icon pcx Paintbrush bitmap image
scr icon scr Microsoft Windows screensaver
shs icon shs Microsoft Windows Shell Scrap Object
swf icon swf ShockWave Flash, Animated vector format for the Internet
 sys System file
vbs icon vbs Visual Basic script
vxd icon vxd Microsoft Windows virtual device driver
wmf icon wmf Windows metafile format

Ransomware encrypted files

 ccc TeslaCrypt or Cryptowall encrypted file
 cerber Cerber ransomware affected file
 cerber2 Cerber 2 ransomware affected file
 cerber3 Cerber 3 ransomware affected file
 crypt Scatter ransomware affected file
 cryptolocker CryptoLocker encrypted file
 cryptowall Encrypted file by Cryptowall ransomware
 ecc Cryptolocker or TeslaCrypt virus encrypted file
 ezz Alpha Crypt virus encrypted data
 locky Locky ransomware affected file
 micro TeslaCrypt 3.0 ransomware encrypted file
 zepto Locky ransomware affected file

Archives

001 icon 001 Compressed file from a multi-volume archive (part 1)
002 icon 002 Compressed file from a multi-volume archive (part 2)
003 icon 003 Compressed file from a multi-volume archive (part 3)
004 icon 004 Compressed file from a multi-volume archive (part 4)
005 icon 005 Compressed file from a multi-volume archive (part 5)
006 icon 006 Compressed file from a multi-volume archive (part 6)
007 icon 007 Compressed file from a multi-volume archive (part 7)
008 icon 008 Compressed file from a multi-volume archive (part 8)
009 icon 009 Compressed file from a multi-volume archive (part 9)
010 icon 010 Compressed file from a multi-volume archive (part 10)
7z icon 7z 7-ZIP compressed 7z archive file
7z.001 icon 7z.001 Split Multi-volume 7-ZIP compressed file archive (part 1)
7z.002 icon 7z.002 Split Multi-volume 7-ZIP compressed file archive (part 2)
7z.003 icon 7z.003 Split Multi-volume 7-ZIP compressed file archive (part 3)
7zip icon 7zip 7-Zip 7z compressed archive
a00 icon a00 Split Multi-volume ARJ compressed file archive (part 2)
a01 icon a01 Split Multi-volume ARJ compressed file archive (part 3)
a02 icon a02 Split Multi-volume ARJ compressed file archive (part 4)
a03 icon a03 Split Multi-volume ARJ compressed file archive (part 5)
a04 icon a04 Split Multi-volume ARJ compressed file archive (part 6)
a05 icon a05 Split Multi-volume ARJ compressed file archive (part 7)
ace icon ace WinACE Compressed ace archive file
air icon air Adobe AIR rich Internet applications
 appxbundle Microsoft Windows app bundle package
 arc ARC lossless data compression and archive format
arj icon arj ARJ Compressed archive
asec icon asec Google Android encrypted application package
 bar BlackBerry OS 10 application installation package
 bin Macbinary II encoded file
c00 icon c00 Split Multi-volume ACE compressed file archive
c01 icon c01 Split Multi-volume ACE compressed file archive
c02 icon c02 Split Multi-volume ACE compressed file archive
c03 icon c03 Split Multi-volume ACE compressed file archive
 cab Windows Cabinet Compressed Archive
cbr icon cbr Comic Book Archive file or ComicBook Reader e-book
cbz icon cbz Comic Book Archive file or ComicBook Reader file
cso icon cso CISO compressed ISO image
deb icon deb Debian Linux package
dlc icon dlc JDownloader download link container
gz icon gz GZIP compressed archive file
 gzip GNU ZIP gzip compressed archive file
hqx icon hqx Macintosh BinHex archive
inv icon inv Microsoft Windows Update file
ipa icon ipa Apple iOS application
isz icon isz UltraISO compressed disk image
jar icon jar Compressed archive file package for Java classes and data
msu icon msu Microsoft Update Standalone Package
nbh icon nbh HTC ROM update utility ROM image
 pak Game resource package file
part1.exe icon part1.exe Split Multi-volume RAR compressed self-extracting file archive (part 1)
part1.rar icon part1.rar Split Multi-volume RAR compressed file archive (part 1)
part2.rar icon part2.rar Split Multi-volume RAR compressed file archive (part 2)
r00 icon r00 Split Multi-volume RAR compressed file archive (part 2)
r01 icon r01 Split Multi-volume RAR compressed file archive (part 3)
r02 icon r02 Split Multi-volume RAR compressed file archive (part 4)
r03 icon r03 Split Multi-volume RAR compressed file archive (part 5)
r04 icon r04 Split Multi-volume RAR compressed file archive (part 6)
r05 icon r05 Split Multi-volume RAR compressed file archive (part 7)
r06 icon r06 Split Multi-volume RAR compressed file archive (part 8)
r07 icon r07 Split Multi-volume RAR compressed file archive (part 9)
r08 icon r08 Split Multi-volume RAR compressed file archive (part 10)
r09 icon r09 Split Multi-volume RAR compressed file archive (part 11)
r10 icon r10 Split Multi-volume RAR compressed file archive (part 12)
rar icon rar WinRAR RAR compressed archive
rpm icon rpm Linux package manager archive
 sis Symbian installation file
 sisx Symbian OS program installation executable file
sit icon sit StuffIt archive format
 sitd StuffIT archive file
 sitx StuffIt archive
 tar Unix standard Archive format, Tape Archive
 tar.gz Old version Gzip compressed TAR Archive
 tgz Gzip compressed TAR archive
uax icon uax Unreal audio package
webarchive icon webarchive Apple Safari web archive
xap icon xap Microsoft Windows Phone and Microsoft Silverlight application package
z01 icon z01 Split Multi-volume ZIP compressed file archive (part 2)
z02 icon z02 Split Multi-volume ZIP compressed file archive (part 3)
z03 icon z03 Split Multi-volume ZIP compressed file archive (part 4)
z04 icon z04 Split Multi-volume ZIP compressed file archive (part 5)
z05 icon z05 Split Multi-volume ZIP compressed file archive (part 6)
 zab Zipped audio book
zip icon zip WinZIP Compressed ZIP archive

Backup files

 bak Generally a backup created by various software applications
 bbb BlackBerry backup (post 2012)
bkf icon bkf Microsoft backup
 bkp Backup file
 dbk Sony Ericsson mobile phone backup
gho icon gho Norton Ghost backup image
 ipd BlackBerry backup (pre 2012)
iso icon iso CD/DVD/HD DVD/Blu-ray disc ISO binary image
json icon json Mozilla Firefox bookmark backup
mdbackup icon mdbackup Apple iPhone backup file
nba icon nba Nero BackItUp archive
 nbf Backup NOW! backup archive
nbu icon nbu Nokia PC Suite 6.82+ backup
nco icon nco Nero BackItUp compressed backup
nrg icon nrg Nero-Burning ROM CD or DVD image
 old Backup file
rar icon rar WinRAR RAR compressed archive
 rom Read Only Memory image
sbf icon sbf Google Android mobile phone backup
 sbu Samsung Kies backup
 spb Samsung Kies exported phone contacts library
 tib Acronis True Image disk image backup
wbcat icon wbcat Microsoft Windows backup information
zip icon zip WinZIP Compressed ZIP archive

Disk images

000 icon 000 IsoBuster recovered CD/DVD image
bin icon bin CD/DVD binary image
ccd icon ccd CloneCD disk image
cue icon cue Cue sheet description
daa icon daa PowerISO Direct-Access-Archive
dao icon dao Disk at Once CD/DVD image file
dmg icon dmg Apple Mac disk image
img icon img CloneCD image file
img icon img Floppy Image image file
iso icon iso CD/DVD/HD DVD/Blu-ray disc ISO binary image
isz icon isz UltraISO compressed disk image
mdf icon mdf Alcohol 120% disc image file format
mds icon mds Alcohol 120% Image file (media descriptor file) format
mdx icon mdx Media Data eXtended image
nrg icon nrg Nero-Burning ROM CD or DVD image
tao icon tao TAO Track at Once CD/DVD image
 tc TrueCrypt disk volume file
toast icon toast Roxio Toast disk image file
uif icon uif MagicISO Universal Image Format
vcd icon vcd Virtual CD-ROM CD image file

Mobile phone related files

apk icon apk Google Android application package
asec icon asec Google Android encrypted application package
 bbb BlackBerry backup (post 2012)
 crypt WhatsApp encrypted backup (original)
ipa icon ipa Apple iOS application
 ipd BlackBerry backup (pre 2012)
ipsw icon ipsw iPhone, iPad or iPod Touch iOS software firmware update
mdbackup icon mdbackup Apple iPhone backup file
nbh icon nbh HTC ROM update utility ROM image
nbu icon nbu Nokia PC Suite 6.82+ backup
 nomedia Google Android OS system file
 npf Samsung PC Studio phone book backup
 pkpass Apple Wallet pass data
rem icon rem BlackBerry encrypted data file
 rsc Resource file
sbf icon sbf Google Android mobile phone backup
 sis Symbian installation file
 sisx Symbian OS program installation executable file
thm icon thm Sony Ericsson mobile phone theme
 tpk Tizen application package
vcf icon vcf vCard contacts
xap icon xap Microsoft Windows Phone and Microsoft Silverlight application package

Mobile ringtones

aac icon aac Advanced audio coding stream
aiff icon aiff Audio Interchange File Format
amr icon amr Adaptive Multi-Rate compressed audio
m4a icon m4a MPEG-4 compressed audio
midi icon midi MIDI-sequention sound
mp3 icon mp3 Compressed audio and music file, mp3 songs or ringtones
wav icon wav WAVe PCM Sound, standard Windows sound format
wma icon wma Windows Media Audio

Financial files

 gdb Database file
ofx icon ofx Open Financial Exchange format
qif icon qif Quicken Interchange format

Database related files

accdb icon accdb Microsoft Access main database
accdt icon accdt Microsoft Access database template
csv icon csv Comma Separated Value
 db Database file
 dbf Common database file
 fdb Firebird database
 gdb Database file
 idx Index file
mdb icon mdb Microsoft Access database
 mdf Microsoft SQL Server master database file format
 sdf SQL Server compact edition database
sql icon sql Structured Query Language Data SQL file
 sqlite SQLite database
wdb icon wdb Microsoft Works database
xml icon xml XML document

GIS, GPS, map file types

 gpx GPS eXchange format
 kml Google Earth Keyhole Markup language file
kmz icon kmz Compressed Keyhole Markup Language (Google Earth) data
 map Geographical map

Program executables

air icon air Adobe AIR rich Internet applications
app icon app MAC application package or core system service file
 application ClickOnce deployment manifest
 appx Microsoft AppX application package
bat icon bat Batch file (executable)
 bin Binary executable
com icon com Command executable file
cpl icon cpl Microsoft Windows Control Panel file
deb icon deb Debian Linux package
dll icon dll Dynamic Link Library
 elf ELF executable file
exe icon exe Program executable
jar icon jar Compressed archive file package for Java classes and data
js icon js JavaScript source code script
 lnk Windows Shortcut
msi icon msi Microsoft Windows Installer installation package
part1.exe icon part1.exe Split Multi-volume RAR compressed self-extracting file archive (part 1)
 prg Program file
rpm icon rpm Linux package manager archive
shs icon shs Microsoft Windows Shell Scrap Object
vbs icon vbs Visual Basic script
xap icon xap Microsoft Windows Phone and Microsoft Silverlight application package

System file types

 alx BlackBerry application loader
blf icon blf Microsoft Windows registry data
cpl icon cpl Microsoft Windows Control Panel file
 dat Program data
dll icon dll Dynamic Link Library
drv icon drv Microsoft Windows device driver
 dump Dump file
evtx icon evtx Microsoft Windows event log
gadget icon gadget Windows sidebar gadget
 idx Index file
inf icon inf Windows installation script
kext icon kext Apple Mac kernel extension
key icon key Microsoft Windows 7 registry key
mui icon mui MultiLanguage Windows resource data
ocx icon ocx ActiveX control file
reg icon reg Windows registry data
 rom Read Only Memory image
scr icon scr Microsoft Windows screensaver
sfcache icon sfcache ReadyBoost cache file
 swp Swap file
 sys System file
vxd icon vxd Microsoft Windows virtual device driver

Various presets or theme files

 aae Apple Photos sidecar file
 alx BlackBerry application loader
ccd icon ccd CloneCD disk image
 cnf Network configuration file
contact icon contact Microsoft Windows contact file
cue icon cue Cue sheet description
 deskthemepack Microsoft Windows theme pack
ics icon ics iCalendar calendar file format (Microsoft Outlook, Apple iCal)
ifo icon ifo DVD movie information file format
 lnk Windows Shortcut
lrtemplate icon lrtemplate Adobe Photoshop Lightroom preset settings
m3u icon m3u MP3 songs playlist file
m3u8 icon m3u8 UTF-8 M3U playlist
mui icon mui MultiLanguage Windows resource data
plist icon plist Apple property XML list
pls icon pls Media playlist
 pro Profile file
 skn Skin file
svp icon svp Virtual DJ visualization effects
theme icon theme Windows desktop theme
themepack icon themepack Microsoft Windows 7 theme pack
thm icon thm Sony Ericsson mobile phone theme
thmx icon thmx Microsoft Office theme
 trm Terminal settings file
wba icon wba WindowBlinds Desktop visual style

Plugins

crx icon crx Google Chrome extension installer file format
 plugin Plugin file
safariextz icon safariextz Apple Safari extension
xpi icon xpi Firefox browser extension

Source code files

asm icon asm Assembler source code
asp icon asp Active Server Page script page
aspx icon aspx Active Server Page Extended ASP.NET script
bat icon bat Batch file (executable)
htm icon htm HTML Hypertext Markup Language web page
 inc Include file
jad icon jad Java application descriptor
java icon java Java language source code
js icon js JavaScript source code script
 json JavaScript object notation
jsp icon jsp JAVA Server page
 lib Microsoft Linker input library file
 o Object file
php icon php PHP script or page
rc icon rc Microsoft Visual Studio Visual C/C++ resource script
 rss Really Simple Syndication - RSS file format
scpt icon scpt AppleScript script
 src Generally source code
vbs icon vbs Visual Basic script
xcodeproj icon xcodeproj Apple XCode software development project
xml icon xml XML document
xsd icon xsd XML schema description
xsl icon xsl XML eXtensible stylesheet
xslt icon xslt XSL transform file

Configuration files

 cfg Configuration files
 cnf Network configuration file
 config Configuration file
ini icon ini Text configuration file
 pro Profile file
reg icon reg Windows registry data
 usr User specific settings

Binary files

dmp icon dmp Memory dump, screen dump, junk files
log icon log Log file
 rom Read Only Memory image

Encrypted files

asec icon asec Google Android encrypted application package
 crypt WhatsApp encrypted backup (original)
 crypt12 WhatsApp Messenger message database
 ksd KeepSafe encrypted file
 pfx Certificate file
 pkpass Apple Wallet pass data
rem icon rem BlackBerry encrypted data file
 tc TrueCrypt disk volume file

Temporary files

 !ut uTorrent incomplete download file
 adadownload Adobe Download Assistant partially completed download
bc icon bc BitTorrent unfinished download file
bc! icon bc! Bittorrent unfinished download file
blf icon blf Microsoft Windows registry data
 cache Generally cache
crdownload icon crdownload Google Chrome incomplete download
dmp icon dmp Memory dump, screen dump, junk files
download icon download Apple Safari partial download
download icon download Chrome partial download
download icon download Mozilla partial download file
 part Partial download file
 partial Microsoft partially downloaded file
 temp Temporary file
tmp icon tmp Temporary file

Various file types

3dr icon 3dr 3DMark result
 cal Calendar file
 dat Program data
 dct Spell checking dictionary file
 dic Dictionary file
dmp icon dmp Memory dump, screen dump, junk files
 eng English language localization file
 gbk Delphi runimage iblocal examples file
 lng Language definition
log icon log Log file
 md5 Checksum file
msmessagestore icon msmessagestore Windows Mail message information database
 npo Nonpareil redundancy summary file
 prj Project file
 ref Reference file
 rep Generally report file
 rsc Resource file
 tbl Table data
 template Template
 upd Update file
 upg Firmware upgrade

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