Browse file extensions by file type category:
Temporary file type extensions
(393 file extension database entries)
File extensions used by operating systems or software applications to store temporary data
Temporary file extension list
File extensions used by operating systems or software applications to store temporary data.
Temporary file types are created by computer programs to temporarily hold informations, e.g. when a program cannot allocate enough memory for its tasks, when the program is working on data bigger than the architecture's address space, or as a primitive form of inter-process communication.
Temporary files are often stored in special directory, which is created by operating system or by the application using the file. Some applications don't delete their own temporary files, because of crash or they do not have temporary file delete algorithm in their source code. Temporary files can over time use large amount of disk space, but they can be deleted by user without any unwanted effects such as the system or application crash. There are plenty of utilities, that can help with disk cleaning and are able to delete temporary files. The common file extension for temporary file is tmp or temp.
Sort by: Extension | Sort by: File type description |
file extension part | Partial download |
file extension crdownload | Google Chrome incomplete download |
file extension tmp | Temporary data |
file extension csi | Microsoft SharePoint Server temporary data |
file extension thumbdata3--1967290299 | Android Thumbnail index file |
file extension thumbdata3--1763508120 | Android thumbnail index file |
file extension thumbdata4--1967290299 | Android thumbnail index |
file extension thumbdata5--1763508120_0 | Android thumbnail index file |
file extension cfa | Adobe multimedia cache |
file extension etl | Microsoft Windows trace log |
file extension dmp | Memory dump, screen dump, junk files |
file extension thumbdata5--1967290299_0 | Android thumbnail index |
file extension thumbdata5-1763508120_1 | Android thumbnail index |
file extension dwl | AutoCAD drawing database locking information |
file extension ~cr | Recovered picture or data |
file extension egt | EagleGet incomplete download |
file extension loaded_0 | JavaScript cache |
file extension thumbdata5--1967290299_1 | Android thumbnail index |
file extension thumbdata3--number | Android MediaProvider thumbnail database |
file extension ewc2 | EDIUS WaveForm cache file |
file extension thumbdata4--1763508120 | Android thumbnail index |
file extension torchdownload | Torch Web Browser partial download |
file extension sfk | Sony audio waveform visualisation data |
file extension npk | n-Track Studio waveform peak |
file extension sav | Free Download Manager download data |
file extension hex | Hex dump file format |
file extension thumbdata | Google Android thumbnail database |
file extension 0 | Google Android cache |
file extension loaded_1 | JavaScript cache file |
file extension fseventsd-uuid | fseventsd data |
file extension imgcache | Compressed picture cache |
file extension thumbdata4 | Google Android thumbnail database |
file extension mxdl | Maxthon incomplete download |
file extension cache | Generally cache |
file extension tt2 | Microsoft Office 2013 installation |
file extension filepart | WinSCP temporary transfer data |
file extension download | Mozilla partial download |
file extension laccdb | Microsoft Access database lock file |
file extension lck | Lock file |
file extension pnf | Microsoft Windows precompiled setup information data |
file extension reapeaks | REAPER scratch data |
file extension clean | Instagram for Android cache |
file extension regtrans-ms | Microsoft Windows registry changes temporary data |
file extension thumbdata5 | Google Android thumbnail database |
file extension thumbdata5-1763508120_2 | Android thumbnail index |
file extension thumbnail | Google Android thumbnail cache |
file extension cvr | Microsoft Office/Outlook crash report |
file extension !ut | uTorrent incomplete download |
file extension db-wal | SQLite temporary database |
file extension lock | Lock data |
file extension csd | Microsoft SharePoint Server 2007 temporary data |
file extension thumbdata5--1967290299_3 | Android thumbnail index |
file extension blf | Microsoft Windows registry data file |
file extension bc | BitTorrent unfinished download |
file extension db-shm | SQLite temporary database |
file extension thumbdata3-1763508120 | Android thumbnail index |
file extension thumbdata5-1967290299_8 | Android thumbnail index |
file extension partial | Microsoft partially downloaded data |
file extension nov | NI Battery cache file |
file extension temp | Temporary file |
file extension pkf | Adobe Audition peak data file |
file extension localstorage-journal | Google Chrome rollback journal data |
file extension thumbdata3 | Google Android thumbnail database |
file extension chkn | IMVU Create Mode temporary data |
file extension thumbdata5--1967290299_4 | Android thumbnail index |
file extension pcp | Windows Installer patch creation process data |
file extension thumbdata5--1967290299_7 | Android thumbnail index |
file extension thumbdata5--1967290299_5 | Android thumbnail index |
file extension _501 | Apple macOS (OS X) data |
file extension thumbdata5-1763508120_3 | Android thumbnail index |
file extension box | Systems Management Server (SMS) temporary holding area file |
file extension mmsyscache | Google Android system cache |
file extension tec | Samsung phones cached image |
file extension swo | Vim temporary data |
file extension dlm | Adobe Download Manager partial download |
file extension rra | Windows Installer temporary data |
file extension sqlite-journal | Mozilla Firefox data |
file extension installstate | .NET Framework Installation file |
file extension swn | Vim temporary data |
file extension aso | Adobe Flash cache |
file extension lvl | Samsung Galaxy video thumbnail cache |
file extension thumbdata5-1763508120_6 | Android thumbnail index file |
file extension lrd | Microsoft Money lock data |
file extension meb | Corel WordPerfect Macro Editor bottom overflow |
file extension bc! | Bittorrent unfinished download |
file extension dat | Microsoft Internet Explorer cache |
file extension onebin | OneNote data |
file extension little | Mozilla Firefox start-up cache |
file extension steamstart | Steam Client temporary data |
file extension loaded_3 | JavaScript cache |
file extension adadownload | Adobe Download Assistant partially completed download |
file extension aaa | Sybase SQL Anywhere temporary data |
file extension moz | Netscape temporary cache |
file extension rld | Norton Commander temporary data |
file extension dap | Download Accelerator partial download |
file extension h64 | Audioless H.264 video data |
file extension loaded_2 | JavaScript cache |
file extension rcv | Eudora temporary download |
file extension tmt | Temporary file |
file extension cachedmsg | Valve Steam cache |
file extension tombstone | Google Android tombstone data |
file extension clp | Microsoft Windows clipboard data |
file extension thumbdata5-1763508120_5 | Android thumbnail index file |
file extension download | Chrome partial download |
file extension prmdc | Adobe Premiere Pro metadata cache |
file extension bts | BitTorrent Sync unfinished download |
file extension isl | InstallShield temporary installer file format |
file extension indexarrays | Mac Spotlight data |
file extension bu | Pegasus Mail temporary data |
file extension dtapart | DownThemAll download part |
file extension csstore | Apple Mac OS X (macOS) cache |
file extension TemporaryItems | Mac OS X temporary data |
file extension thumbdata5-1763508120_12 | Android thumbnail index |
file extension save | Nano temporary saved data |
file extension slxc | Simulink cache |
file extension buf | Buffer file |
file extension thumbdata5-1763508120_8 | Android thumbnail index |
file extension waf | Microsoft Internet Explorer for Mac cache |
file extension ims | Adobe Premiere Pro cache |
file extension tof | Mr. Photo temporary thumbnail |
file extension indexpositions | macOS (OS X) Spotlight data |
file extension tmp | Nero WaveEditor peak data |
file extension bct | Adobe Bridge cache |
file extension objectcache | Cache |
file extension cah | Ulead Photo Explorer thumbnail cache |
file extension idlk | Adobe InDesign lock file |
file extension thumbdata3-1967290299 | Android thumbnail index |
file extension tv5 | Corel WordPerfect overflow data |
file extension thumbdata5-1763508120_4 | Android thumbnail index |
file extension aria2 | uGet aria2 incomplete download |
file extension db3-journal | SQLite temporary database journal |
file extension msj | MicroSurvey CAD temporary |
file extension rgt | Intuit Quickbooks temporary data |
file extension thumbdata5-1763508120_19 | Android thumbnail index |
file extension as$ | Microsoft Word temporary file |
file extension tbn | XBMC folder thumnail cache |
file extension onecache | Microsoft OneNote cache file |
file extension journal | Equitrac cache |
file extension glh | Wise Installer temporary file |
file extension download | Apple Safari partial download |
file extension bmc | Microsoft Terminal Server Client bitmap cache |
file extension thumbdata5-1763508120_17 | Android thumbnail index |
file extension bdm | Pro/ENGINEER temporary data |
file extension exd | Control Information Cache |
file extension fuse_hidden | Samba data |
file extension pft | Corel WordPerfect temporary data |
file extension hax | Temporary wave data |
file extension tic | TruKnox cache |
file extension indexCompactDirectory | macOS (OS X) spotlight data |
file extension dia | Microsoft SharePoint Server 2007 temporary data |
file extension thumbdata5-1763508120_7 | Android thumbnail index file |
file extension shadowIndexGroups | macOS (OS X) spotlight data |
file extension )2( | LHA archiver temporary data |
file extension bmb | Pro/ENGINEER temporary data |
file extension rdn | OpenSSL temporary data |
file extension indexpositiontable | macOS (OS X) Spotlight data |
file extension ptn2 | PaperPort thumbnail cache |
file extension cdc | Autodesk AutoCAD DesignCenter preview cache |
file extension bsd | Microsoft SharePoint Server 2007 temporary data |
file extension hrd | MSC Patran device-dependent hardcopy |
file extension snapdoc | Ashampoo Snap data |
file extension bom | Pro/ENGINEER temporary file |
file extension id3tag | MP3 Skype Recorder temporary data |
file extension help | Unix help document |
file extension ytf | Google Picasa font cache |
file extension dca | Visual Basic active designer cache |
file extension thumbdata5-1763508120_0 | Android thumbnail index |
file extension onetmp | Microsoft OneNote temporary data |
file extension citriodownload | Citrio incomplete download |
file extension sfm | S Memo data cache |
file extension shadowIndexTermIds | macOS (OS X) Spotlight data |
file extension mx1 | coucoucircus.org audio temporary data |
file extension fsf | Microsoft Office cache data |
file extension cache-2 | VLC media player font cache |
file extension pkc | Jython JAR cache |
file extension filetablelock | Eclipse lock data |
file extension bridgecachet | Adobe Bridge cache |
file extension qbt | QuicBooks temporary rebuild file |
file extension shadowindexcompactdirectory | macOS (OS X) Spotlight data |
file extension identcache | Delphi temporary cache |
file extension rsx | Temporary Red Alert camera data |
file extension sqlite3-journal | SQLite temporary data |
file extension mex | Corel WordPerfect Macro Editor expound data |
file extension m_p | Pro/ENGINEER temporary data |
file extension fb! | FlashGet incomplete download |
file extension ilp | Gurobi Optimizer temporary data |
file extension thumbdata5-1763508120_20 | Android thumbnail index |
file extension $vm | Windows 3.x Virtual Manager temporary data |
file extension mbc | Mulberry e-mail client cache |
file extension cache-3 | VLC media player font cache |
file extension file | Spotify cache |
file extension utpart | µTorrent unfinished download |
file extension xp | WindowBlinds temporary data |
file extension cos2 | Pinnacle Studio cache |
file extension ccc | Dev-C++ code completion cache |
file extension xcuserstate | Xcode data |
file extension wov | Cakewalk SONAR cache clip |
file extension indexdirectory | macOS (OS X) Spotlight data |
file extension 000 | Microsoft SharePoint Server 2007 temporary file |
file extension wfm | Pro Tools wave cache |
file extension init | WM Keeper CLASSIC temporary keys |
file extension rsc_tmp | Temporary data |
file extension bphys | Blender cache |
file extension bv1 | Corel WordPerfect overflow file |
file extension lai | GNU Libtool temporary data |
file extension escopy | ES File Explorer temporary data |
file extension vdjcache | VirtualDJ cache |
file extension tv6 | Corel WordPerfect overflow data |
file extension db | Apple Safari cache database |
file extension tst | Pro/ENGINEER temporary data |
file extension pm$ | Pegasus Mail temporary data |
file extension aecache | Adobe After Effects cache |
file extension heu | Adobe Flash Player cache metadata |
file extension 1 | Google Android cache |
file extension peb | Corel WordPerfect program editor bottom overflow |
file extension $ed | Microsoft C++ editor temporary file |
file extension wcc | Wincam 2000 cache |
file extension yumtx | YUM transaction data |
file extension 4sh | 4shared temporary download data |
file extension ~$~ | 3GP/iPod/PSP/MP4 Converter temporary file |
file extension bridgecache | Adobe Bridge cache |
file extension $db | dBASE IV temporary data |
file extension --- | Temporary file |
file extension 002 | Microsoft SharePoint Server 2007 temporary file |
file extension crc | Pro/ENGINEER temporary |
file extension nc2 | NewsLeecher cache data |
file extension appdownload | Mac OS App Store incomplete download |
file extension bde | Pro/ENGINEER temporary |
file extension (d) | pcAnywhere temporary data |
file extension pzx | Pizazz Plus swap data |
file extension bdi | Pro/ENGINEER temporary data |
file extension oemigaccount | Outlook Express temporary data |
file extension inf | Pro/ENGINEER temporary data |
file extension a$v | QuarkXpress automatically saved project |
file extension 00a | Microsoft temporary data |
file extension dinfo | DivX Web Player temporary download |
file extension qdat | QuickTime installer cache |
file extension ~nt | Microsoft Windows NT installation data |
file extension hmap | Microsoft SharePoint Server 2007 temporary file |
file extension tv1 | Corel WordPerfect overflow file |
file extension pfc | Pegasus Mail message cache file |
file extension @@1 | HiDownload temporary data |
file extension mpgindex | Adobe MPEG index |
file extension xps~ | WindowBlinds temporary data |
file extension bv4 | Corel WordPerfect overflow file |
file extension inprogress | Apple Time Machine temporary data |
file extension chk | Corel WordPerfect temporary file |
file extension cpd | RoboHelp cache project database |
file extension bv2 | Corel WordPerfect overflow file |
file extension wsb | Microsoft SharePoint Server 2007 temporary file |
file extension lst | Pro/ENGINEER temporary data |
file extension db$ | Clarion Modula-2 temporary debug info |
file extension temp_video | Android temporary video file |
file extension tv2 | Corel WordPerfect overflow file |
file extension pspcache | Corel PaintShop Pro cache |
file extension simpl_int | Temporary data |
file extension jnk | Junk temporary data |
file extension zoner-rawdata-cache | Zoner Photo Studio raw data cache |
file extension xp~ | WindowBlinds temporary data |
file extension ird | Microsoft Money temporary data |
file extension mov, | Switch data |
file extension tv7 | Corel WordPerfect overflow file |
file extension qp1 | QuickPar cache |
file extension nb2 | Newsbin unfinished download |
file extension svn-work | CollabNet Subversion cache file |
file extension qbi | QuickBooks image file |
file extension sdx | Smart Diary Suite temporary |
file extension tv3 | Corel WordPerfect overflow file |
file extension rad | Real Rhapsody cache |
file extension vsscc | Microsoft Visual Studio temporary file |
file extension sss~ | WindowBlinds temporary data |
file extension csac | Web Research collection optimization temporary data |
file extension adblock | Alpha Five temporary |
file extension qp2 | QuickPar cache |
file extension ipe_tempfile | iPhone temporary data |
file extension tb0 | Adobe Photoshop file browser thumbnail cache |
file extension f2l | Chemtool temporary data |
file extension xqp | I-Doser temporary data |
file extension par | Windows 3.x swap |
file extension m | DS photo for Android cache |
file extension wtmp | Microsoft Word for Mac 5 temporary data |
file extension dem | Creator Simulator temporary data |
file extension dtf | Lotus Domino server temporary data |
file extension tmd | MySQL temporary database |
file extension w44 | dBASE temporary |
file extension wtmp | Partial torrent download |
file extension t44 | dBASE IV temporary data |
file extension #$# | ULead Photoimpact temporary file |
file extension patchcache | Microsoft Windows patch cache |
file extension ^fsf | Ghostscript data |
file extension lref | WPF XAML cache |
file extension onlineresources | Online resources data |
file extension pet | Corel WordPerfect top overflow data |
file extension ddat | DivX Web Player temporary download |
file extension @@2 | HiDownload temporary data |
file extension zoner-index-cache | Zoner Photo Studio index cache |
file extension ### | Temporary data |
file extension dov | Temporary file |
file extension phc | Pegasus Mail header cache |
file extension cached_icon | HERE Maps for Android icon cache |
file extension wrk | Microsoft SQL Server log shipping data |
file extension pat | Extensible Storage Engine (ESE) patch file |
file extension wa~ | Microsoft Address Book data |
file extension tv9 | Corel WordPerfect overflow data |
file extension md0 | Adobe Photoshop file browser metadata cache |
file extension $$$ | Temporary data |
file extension bv6 | Corel WordPerfect overflow file |
file extension ers | Pro/ENGINEER temporary file |
file extension als | Pro/ENGINEER temporary data |
file extension fdpart | Fresh Download partial downloaded data |
file extension vmc | Adobe Acrobat virtual memory |
file extension stf | Microsoft Exchange Server temporary data |
file extension bt0 | Band-in-a-Box temporary data |
file extension tv8 | Corel WordPerfect overflow data |
file extension swd | Adobe Flash debug data |
file extension fts | Windows Help index file |
file extension pls | Pro/ENGINEER temporary data |
file extension compo | DAZ 3D Carrara Pro 7 or 8 temporary file |
file extension zn~ | Zinio reader temporary data |
file extension ci | Microsoft SharePoint Server 2007 temporary data |
file extension 001 | Microsoft SharePoint Server 2007 temporary |
file extension scuf | Temporary data |
file extension tv4 | Corel WordPerfect overflow file |
file extension mpx | Alpha Five temporary index data |
file extension temp_audio | Android temporary audio file |
file extension alt | Microsoft Dynamics AX temporary data |
file extension out | Pro/ENGINEER temporary data |
file extension ncch | Microsoft Interner Explorer for Mac cache |
file extension mtx | Temporary data |
file extension qtmp | Qtracker mapshot pack |
file extension $a | AutoCAD temporary data |
file extension wpk | Nero WaveEditor data |
file extension wlx | Microsoft Live Mesh placeholder data |
file extension nav2 | WinAVI temporary navigation data |
file extension vmdk-converttmp | VMware Fusion temporary data |
file extension zsr | form-Z temporary saved data |
file extension dmsk | DivX Web Player temporary download |
file extension bsi | Microsoft SharePoint Server 2007 temporary data |
file extension lex | Microsoft SharePoint Server 2007 temporary data |
file extension pspdeformationmap | Corel PaintShop Pro deformation map |
file extension bv8 | Corel WordPerfect overflow data |
file extension abc | ABC-View Manager thumbnail cache |
file extension ipl22 | PLATO Learning network temporary data |
file extension iniis | AsusSetup log |
file extension §§§ | Pegasus Mail temporary data |
file extension bc | Adobe Bridge cache |
file extension bcm | Adobe Bridge cache |
file extension fes | 3D Topicscape file format |
file extension ipl | PLATO Web Learning Network (PWLN) temporary data |
file extension asab | Repo temporary output data |
file extension iff | SmartWare temporary merge data |
file extension wid | Microsoft SharePoint Server 2007 temporary file |
file extension bv3 | Corel WordPerfect overflow file |
file extension bv7 | Corel WordPerfect overflow file |
file extension muf | Alpha Five access control data |
file extension asx | Alpha Five temporary index |
file extension nmu | EMC Documentum Client Library query cache |
file extension r1m | RealOne streaming media data |
file extension cdt | ProWORX Nxt temporary long comment data |
file extension c1s | Capture One photo cache |
file extension xps | WindowBlinds temporary data |
file extension met | Corel WordPerfect Macro Editor top overflow file |
file extension dw3 | DeathWatch WebCrawler file format |
file extension ebktml | eBook Pro encoded temporary file |
file extension stf | PhotoImpression thumbnail cache |
file extension 4sw | 4DOS swap |
file extension bv5 | Corel WordPerfect overflow file |
file extension lockfile | Mac OS X Lion property list XML lock data |
file extension qtindex | Adobe QTIndex file |
file extension ger | Pro/ENGINEER temporary |
file extension vbt | iAntiVirus temporary scan data |
file extension t$m | AVG Internet Security temporary data |
file extension ref | Pro/ENGINEER temporary data |
file extension mdccache | Microsoft Document Connection cache file |
file extension zl | Money S3 temporary data |
file extension s | Nitpicker Ipflow file |
file extension omc | OMake cache |
file extension blk | Corel WordPerfect Office temporary file |
file extension cnv | Corel WordPerfect temporary data |
file extension u96 | EasyZip temporary data |
file extension preview7 | WindowBlinds temporary file |
file extension fchc | Fetch cache file |
file extension spc | Corel WordPerfect temporary data |
file extension bv9 | Corel WordPerfect overflow file |
file extension db$ | dBASE temporary file |
file extension memb | Pro/ENGINEER temporary file |
file extension adm | Portfolio admin-level access flag |
file extension dir00 | Disk defrag error or dump file |
file extension grbdropfile | GetRight file |
file extension vaf | DVD2SVCD temporary file |
file extension dir | Microsoft SharePoint Server 2007 temporary file |
file extension hmap.Dir | Microsoft SharePoint Server 2007 temporary file |
file extension if2 | PADS temporary data |