Misc Files Extensions

.3dc

RacerMate 3D Course File

.!bt

BitTorrent Incomplete Download File

.!ut

uTorrent Incomplete Download

._sys.lfo

Adware File

._eml

Windows Live Mail Email File

.83p

TI-83 Calculator File

.8xp

TI-83 Plus Calculator File

._nws

Windows Live Mail Newsgroup Copy File

.!sync

BitTorrent Partially Synced File

.!qb

qBittorrent Partial Download File

.aif

Symbian Application Information File

.avastlic

Avast! License File

.adi

Dynamics AX Developer Documentation Index File

.acb

AOL Cab Launcher

.apf

Adobe Profile File

.ass

Aegisub Advanced Substation Alpha File

.aepkey

Advanced Encryption Package Key File

.aria2

aria2 Control File

.auz

Ableton Authorization File

.avgdx

AVG Diagnostics File

.appdownload

Mac App Store Partially Downloaded App

.appup

Erlang Application Upgrade File

.aml

Microsoft Assistance Markup Language File

.aoi

Dynamics AX Application Object Index File

.afploc

Apple Filing Protocol Location

.awd

Award BIOS Update File

.aim

AOL Instant Messenger Launch File

.alt

Dynamics AX Temporary File

.aod

Dynamics AX Object Data File

.ahi

Dynamics AX Online Help Index File

.ac$

AutoCAD Temporary File

.add

Dynamics AX Developer Documentation File

.ahd

Dynamics AX Online Help Data File

.arr

Advanced RAR Password Recovery Project

.acl

AutoCorrect List File

.adm

Portfolio Admin-Level Access Flag

.abr

Adobe Photoshop Brushes File

.aawdef

Ad-Aware Definitions File

.atz

Atomic Time Zone File

.acs

Agent Character File

.ad

After Dark Screensaver

.adadownload

Adobe Download Assistant Partial Download File

.bup

McAfee Quarantined File

.blf

MasterWorks Working File

.bbl

BibTeX Generated Bibliography File

.bmk

Nokia Device Bookmark File

.bpl

AutoCAD Batch Plot File

.bmc

Embroidery Image File

.bps

BPS Virus File

.bqy

Brio Query File

.bpdx

Acrobat Batch PDX File

.bp2

AutoCAD Batch Plot File

.bp3

AutoCAD Batch Plot File

.box

Microsoft Store Download File

.bootskin

Stardock Bootskin File

.bc

BitComet Partially Downloaded File

.bfc

Windows Briefcase File

.bc!

BitComet Incomplete File

.bst

BibTeX Style Document

.bdr

Publisher Borders File

.brushcategory

Painter Brush Category File

.brushlibrary

Painter Brush Library

.bt!

BitSpirit Incomplete Download File

.bli

Thomson Speedtouch Firmware File

.bnd

DB2 CLI Bind File

.bkmk

Yummy FTP Bookmark File

.buf

Buffer File

.crdownload

Chrome Partially Downloaded File

.csh

Photoshop Custom Shapes File

.crd

Guitar Tabs

.ctf

AVG Update Control File

.cls

LaTeX Document Class File

.cpt

Pocket Slides Presentation

.cdf-ms

ClickOnce Compiled Manifest File

.cas

Autodesk Cascade License File

.cml

CryptoMailer Encrypted File

.contour

Contour Screenplay File

.cfs

Lucene Compound Index File

.cul

Windows Cursor Library

.cbds

Comic Book DS File

.cxf

Picasa Collage File

.cvr

Microsoft Crash Report File

.cch

.NET Security Resolution Cache File

.chw

Compiled Help Index File

.cp3

Grand Prix 3 Cockpit Shape File

.ctg

Canon Digital Camera Catalog File

.chk

Saved File Fragment

.cfl

IMVU Product File

.clkk

Clicker Keyboard

.clkt

Clicker Template

.clkw

Clicker Word Bank

.clkx

Clicker Grid Set

.cache

Cache File

.cbt

Computer Based Training File

.crc

Total Commander Checksum File

.clr

Flash Color Set

.chunk001

File Splitter Split Archive Part 1

.calibre

Calibre Device Data File

.chksplit

Archiver Split Checksum File

.dat

Piriform DAT File

.db

Windows Thumbnail Cache

.dek

Memorize-It Flashcard Deck

.dbx

Outlook Express E-mail Folder

.dcover

Disc Cover File

.dwlibrary

Paperless Document Library

.dpb

FaxMaster Document

.downloading

Pando Incomplete Download File

.dsc

Nikon Disk Identification File

.dtapart

DownThemAll! Partially Downloaded File

.dgc

TurboTax Tax Form

.diskdefines

Linux LiveCD Information File

.dr

DRM Rights Object

.drc

DRM Rights Object

.dct

Dictionary File

.dctmp

DC++ Partially Downloaded File

.dic

Dictionary File

.dlm

Akamai Download Manager File

.dap

Download Accelerator Plus Partial Download

.dstudio

DownloadStudio Incomplete Download

.dal

Download Accelerator Plus URL List

.desktop

Desktop Entry File

.dfu

LaTeX Font Encoding File

.dwn

Firmware Update File

.disabled

Spybot - Search & Destroy Disabled File

.dmx-info

DriverMax Driver Information File

.decrypt

Decrypted Microsoft ESD File

.dwl2

AutoCAD Drawing Lock File

.da2

Ad-Aware License File

.dwl

TurboCAD Drawing Lock File

.enc

Encore Musical Notation File

.ezw

easyOFFER Real Estate Form File

.esd

Windows Electronic Software Download File

.enf

EndNote Filter File

.erl

GameGuard Error Log File

.efl

External Format Language File

.exd

Control Information Cache File

.err

AutoCAD Error Log File

.ebn

Philips Firmware Update File

.ef2

Internet Download Manager Export File

.event

Corel Cataloged Folder File

.egt

EagleGet Temporary File

.enml

Evernote for Android Note

.eyb

Microsoft Encarta Yearbook Update File

.edc

Kryptel Lite Encrypted File

.eqn

WordPerfect Equation

.ext

Generic Email Attachment

.ezlog

Skype Extras Manager Log File

.email

Outlook Express Email Message

.extra

Google BreakPad Crash Log Extra File

.eek

Arachne Network-Enabled Script

.frm

Form File

.fw

Firmware Update File

.frz

Locked FormFlow File

.feedback

Expression SketchFlow Feedback File

.fmelic

FME License File

.flk

AccountEdge Company Lock File

.fb!

FlashGet Incomplete Download File

.file

Generic Windows File

.fpfv

File Protected From Virus

.ftploc

FTP Location

.fdr

Windows Error Report File

.flf

Microsoft Dynamics NAV License File

.flowmaplibrary

Painter Flowmap Library

.ffu

Full Flash Update Image File

.fnlf

Scarlett Plug-in Suite License File

.ftil

e-Hastakshar Contract Note

.ffl

Fetion Emoticons Package

.frk

Macintosh Resource or Data Fork

.fpk

JetForm FormFlow File

.fnd

Windows Saved Search

.fl3

Flash 3D File

.glink

Google Drive External File Shortcut

.gp4

Guitar Pro 4 Tablature

.growlregdict

Growl Temp File

.gg

Google Desktop Gadget File

.gau

Flight Simulator Gauge File

.gsp

Geometer's Sketchpad File

.gta

Microsoft Groove Tool Archive

.god

God Configuration File

.gly

Word Glossary File

.g3a

Casio Prizm Add-in File

.gpg

GNU Privacy Guard Public Keyring

.gradientlibrary

Painter Gradient Library

.gradients

Painter Gradation Library

.hps

HP Digital Sender Metadata File

.hs

Motorola Flash Flex File

.hex

Hexadecimal Source File

.hlx

ATI Radeon Video Driver Support File

.hmx

Help & Manual 4 Project

.hxt

Microsoft Help 2 Table of Contents File

.hyp

Dictionary Information File

.hdk

HotDocs Registration File

.hxa

Microsoft Help 2 Attribute Definition File

.hxc

Microsoft Help 2 Collection Definition File

.hxe

Microsoft Help 2 Sample Definition File

.hxk

Microsoft Help 2 Index File

.h1q

Microsoft Help Merged Query Index File

.hlb

VMS / VAX Help Library

.hdx

Delphi MultiHelp Index File

.ics

Calendar File

.iml

ACT! Internet Mail Message

.idx

Movie Subtitle File

.in

Spyware File

.inlk

Adobe InDesign Lock File

.info

Texinfo Document

.inca

InCopy CS3 Assignment File

.icma

InCopy Assignment File

.ifl

3ds Max Image File List

.itc

iTunes Cover Flow Data File

.imy

iMelody Ringtone File

.imapmbox

IMAP Mailbox

.inetloc

Internet Location

.ing

MasterCook Ingredients File

.idlk

Adobe InDesign Lock File

.icontainer

CandyBar iContainer File

.id

Lotus Notes User ID File

.ipsw

iPod and iPhone Software Update File

.iws

InstallWatch Scan File

.imageportfoliolibrary

Painter Image Portfolio Library

.isn

Installer Source Files

.indk

Adobe Shortcut Set File

.iva

Dementia.4207 Virus File

.ind

Memory Stick Formatting File

.icalendar

iCalendar File

.ical

iCalendar File

.iobit

Advanced SystemCare Rollback File

.iix

Translation Memory Index File

.inm

FaxMaster Document

.jmt

JMatch File

.jcw

JCross File

.jmx

JMix File

.jms

Masher Project

.jcl

JCloze File

.jqz

JQuiz File

.jad

Java Application Descriptor File

.jc!

FlashGet Incomplete Download

.jc

FlashGet Partial Download

.jrs

Exchange Reserve Transaction Log File

.key

Software License Key File

.khd

Dynamics AX Kernel Help Data File

.khi

Dynamics AX Kernel Help Index File

.kyr

Lotus Domino Key Ring File

.kwm

WebMoney Key File

.kmr

KnowledgeMill Link File

.ltf

Frogans Shortcut File

.lic

Software License File

.lay

DVD Studio Pro Layout File

.loov

Smadav Virus Definitions File

.lock

Lock File

.logonvista

LogonStudio Windows Vista Logon Screen

.logonxp

LogonStudio Windows XP Logon Screen

.lrs

Check Point License Request File

.lxa

Microsoft Speech Lexicon File

.letter

Undeliverable Mail File

.lwtp

LimeWire Theme Pack

.linx

iPod Links Folder

.link

iPod Link File

.ldb

Microsoft Access Lock File

.lck

Program Lock File

.lvl

Android Motion Video Thumbnail File

.lrc

Lyrics File

.lyr

ArcView Layer File

.looklibrary

Painter Looks Library

.lsn

Finale Lesson File

.licensekey

iPartition License Key File

.lid

Kodak EasyShare Album File

.legal

DaveTech Legal Document

.msi

Windows Installer Package

.mdf

Translation Memory Data Find File

.mdl

Flight Simulator Airplane Model

.map

TECkit Mapping File

.mso

Microsoft Office Macro Reference File

.md5

MD5 Checksum File

.mif

Management Information Format

.mgt

Musicnotes Guitar Guru Song File

.montage

Montage Screenplay File

.mat

Microsoft Access Table Shortcut File

.mb

Kodak EasyShare Data File

.mwf

Translation Memory Word Find File

.mtd

Musicnotes Digital Sheet Music File

.msrcincident

Windows Remote Assistance Invitation File

.mobileprovision

Xcode Mobile Provisioning Profile

.mpcpl

Media Player Classic Playlist

.mbs

Opera Mailbox File

.mjdoc

MacJournal Document

.mgdatabase

MacGourmet Deluxe Database File

.mgo

MacGourmet Recipe File

.mc2

MasterCook 5 Cookbook File

.mnl

AutoCAD Menu LISP File

.mfil

Blizzard Software Update File

.mthd

MOPEKS Method File

.mailtoloc

Mail Internet Location File

.mta

Samsung AllShare Metadata File

.mtf

MasterCook Tips

.mar

Mozilla Archive

.mls

CrystalPlayer Playlist

.md0

Adobe Photoshop Metadata Cache File

.manifest

Steam Manifest File

.msf

Mail Summary File

.mco

Live Messenger Winks File

.mmo

Memory Map Overlay File

.mrk

DPOF Auto Print Order File

.mvi

AutoCAD Movie Command File

.mnx

FoxPro Menu

.msu

Windows Vista Update Package

.mab

Mozilla Address Book

.mdw

Access Workgroup File

.nwp

Magentic Wallpaper File

.nomedia

Android No Media File

.ncw

Nero CoverDesigner Wizard File

.ndl

Lotus Notes Doclink File

.nfs

Network File System Temporary File

.ntf

MediaFACE II CD Label File

.njb

Nikon Photo Index File

.nick

Outlook 2000 Nickname File

.nth

Nokia Series 40 Theme File

.nwm

Sony NWM Display Screen File

.nss

Magentic Screensaver File

.nav2

WinAVI Temporary Navigation File

.nk2

Outlook 2002 Nickname File

.nozzlelibrary

Painter Nozzle Library

.nav

MSN Application Extension File

.nup

Smart Security Update File

.na2

Netscape Address Book File

.nvi

NVIDIA Driver File

.nch

Outlook Express Folder File

.nd5

Renamed NDS File

.otf

OpenDocument Formula Template

.ods

Outlook Express 5 Mailbox

.opdownload

Opera Partially Downloaded File

.ost

Outlook Offline Folder File

.opf

FlipAlbum File

.olb

OLE Object Library

.odf

OpenDocument Formula

.ob!

Orbit Downloader Incomplete Download

.otc

OpenDocument Chart Template

.ocr

Subtitle Workshop OCR Script

.owm

OutWit XML Mashup File

.owg

OutWit Gear Database

.ofr

SMS Offer Manager File

.ook

Arachne Batch Script

.part

Partially Downloaded File

.pgp

PGP Security Key

.psf

HP-UX Product Specification File

.pvm

HP Photo Album

.ppf

Paint Shop Pro Soft Plastic Preset File

.partial

Internet Explorer Partially Downloaded File

.ppk

PuTTY Private Key File

.pn

Powernoodle File

.psw

Windows Password Reset Disk File

.prs

PlayStation Radio Player Location

.psi

PrimalScript Online Help Shortcut

.plsk

Messenger Plus! Live Skin Pack

.p7r

Certificate Request Response File

.p10

Certificate Request File

.pad

ACT! Database Pointer File

.pkpass

Passbook Pass File

.pvk

Private Key File

.pdpcomp

Pdplayer Composition File

.ptr

Flash Intro Project File

.pando

Pando File

.pth

4D Path Document

.pss

Picture and Sound Show File

.pes

Brother Embroidery Format

.p7m

Digitally Encrypted Message

.psar

PSP Update File

.playset

Souptoys Playset File

.pla

iriver iQuickList File

.p2p

FolderShare Placeholder File

.qxl

QuarkXPress Library

.qua

Avira AntiVir Quarantined File

.qwq

OpenQwaq Auto-Launch File

.qds

Windows Directory Query File

.rom

Read Only Memory Image

.rwz

Outlook Rules Wizard File

.rml

Elixir Report Template File

.rtc

Live Meeting Connection File

.rwlibrary

Paperless Receipt Library

.rem

BlackBerry Encrypted Data File

.rfn

RoboForm Safenote File

.rfp

RoboForm Passcard File

.reloc

Windows EXE Relocation Section File

.rpmsg

Outlook Restricted Permission Message

.rsa

RSA Certificate File

.rat

PICS Rating File

.req

SSL Certificate Request File

.rjs

RealJukebox Skin File

.rnd

PGP Random Seed File

.raskinlicense

Raskin License File

.rov

Report Object Variable

.rmf

Adobe Rights Management Document

.radiumkey2

Radium 2 License File

.rfb

RoboForm Bookmark File

.rfc

RoboForm Contact File

.rft

RoboForm Identity File

.rtm

LabVIEW Run-Time Menu File

.rxc

Roxio Certificate File

.rtp

TurboTax Update File

.redir

Spotify Executable Redirect File

.sis

Symbian Installation File

.storymill

StoryMill Project File

.sis.dm

Ovi Store DRM-Protected Application

.sisx.dm

Nokia Ovi Store DRM-Protected Application

.shx

Motorola Flash Superfile

.swp

Vi Swap File

.sdr

Dell Support File

.ssc

Stellarium Script

.snt

Sticky Notes File

.sbc

Office Accounting Company Shortcut File

.slf

Symantec License File

.sdx

Kivuto Secure Download Manager File

.snf

Starry Night Pro Document

.std

CD/DVD Label Template

.sum

Garmin Checksum File

.skba

SketchBook Pro Animation File

.sec

PGP Secret Key Ring

.swj

SolidWorks Journal File

.spk

Synology Package

.spd

Form

.sft

Microsoft App-V Sequencer File

.skindex

Mail Index File

.sisx

Symbian OS Installation File

.sbk

Multimedia ToolBook System Book

.sc

Space Engine Script

.sr0

SecuROM Analysis File

.ssd

WindowBlinds Skin File List

.sslf

HLSW Shared Server List File

.sth

Lotus Domino Stash File

.ssw

Sony Ericsson Firmware File

.skr

PGP Private Keyring

.scw

Score Writer Document

.shs

Microsoft Scrap File

.torrent

BitTorrent File

.thm

Sony Ericsson Theme File

.toc

Eudora Table of Contents

.tcr

TouchMagix Creative Suite Published File

.tec

TECkit Compiled Mapping File

.tdl

MathType Translator Definition Language

.td

Thunder Incomplete Download File

.tfil

Blizzard Software Update File

.tnsp

TI-Nspire PublishView Document

.tbs

TuneUp Utilities Boot Screen

.tpm

Transformation Parameters Model File

.tip

TuneUp Utilities Icon Package

.tpl

Document Template

.tls

TuneUp Utilities Logon Screen

.temp

Temporary (Temp) File

.tlb

OLE Type Library

.tstream

SwarmPlayer Streaming Torrent

.ttx

Trados TagEditor File

.tmpl

Xfire User Interface Template

.trace

VMware ThinApp Trace Log File

.tmb

Timbuktu Pro Connection Document

.tag

DataFlex Query Tag

.tnef

Transport Neutral Encapsulation Format

.tla

TuneUp Utilities Startup Logo

.tpkey

TexturePacker License Key File

.t$m

AVG Internet Security Temporary File

.tvl

TurboTax File

.tko

Win32/Oficla Trojan File

.tcz

Tiny Core File

.unknown

Unknown File Type

.upg

Upgrade File

.uls

NetMeeting User Location Service File

.unl

Garmin Unlock File

.uds

NetBackup UNIX Domain Socket File

.unk

Unknown File

.urr

Uniface Signatures File

.vdi

StepMania Debug Resource File

.vbt

Spyware Doctor Temporary Scan File

.vpc6

Virtual Machine Package

.vncloc

Screen Sharing VNC Internet Location

.vpa

VPchat Chat Gestures File

.vor

StarOffice Template

.vir

Virus-Infected File

.vol

Volfs File System Directory

.vpc7

Virtual Machine Package

.vfs

Virtual File System Index

.vmg

Nokia Text Message

.vmdk-converttmp

VMWare Fusion Temporary File

.vs

Vivid Include File

.vmf_autosave

Valve Hammer Editor Autosave File

.vmhf

VMware Hot Fix File

.vmhr

VMware Hot Fix Request File

.vdjsend

VirtualDJ Send File

.vlcl

VMware Localization File

.vmsg

VMware Application Message File

.ver

Version Record

.wlx

Windows Live Mesh Sync File

.w

Google Toolbar Search History File

.wjf

WinJournal Journal File

.wje

WinJournal Entry

.wordlist

Desktop Poet Word List File

.wrts

Wrts File

.wtc

Logitech Webcam File

.wcm

Microsoft Works Communications Script

.wba

WindowBlinds Compressed Skin

.wsz

Winamp Classic Skin

.wal

Winamp Modern Skin

.wwd

Works Wizard File

.weavelibrary

Painter Weave Library

.wdseml

Thunderbird Searchable Email File

.wzmul

WinZip Registration File

.wul

WinUHA Language File

.wgs

Walk-Graph Segment File

.xlw

Excel Workspace File

.xpr

PressIt Disc Label

.xslic

XenServer License File

.xol

PowerDesigner Object Language File

.xnk

Exchange Shortcut

.xlnk

XML Shortcut File

.xmp

Extensible Metadata Platform File

.xwf

OmniPage Workflow File

.xensearch

XenCenter Saved Search File

.xxx

Compucon Singer Embroidery File

.ybk

Microsoft Encarta Yearbook File

.ybd

YobiDrive Link File

.yps

Yahoo! Messenger Data File

.ymg

Yahoo! Messenger File

.zzz

CCleaner Securely Deleted File

.zvpl

Visual Paradigm License File

.z80

TI-83 and 84 Plus Calculator File

.ztr

DVD Label Template Media File

.ztf

DVD Label Template File

.zml

Zooming Markup Language File

.zm3

ZoneAlarm Renamed NCH File

.zm2

ZoneAlarm Renamed MDZ File

.zm1

ZoneAlarm Renamed MDA File

.zm9

ZoneAlarm MailSafe Renamed Zip File

.z1

ZoneAlarm Renamed VB File