| Extension | Description | Views |
| !ut | BitTorrent | 102027 |
| 3dr | 3DMark Benchmark File | 27822 |
| 8bf | Photoshop Plugin File | 37264 |
| abr | Adobe Photoshop brush File | 43763 |
| acl | Microsoft Office Auto Correction File | 35134 |
| acs | Microsoft Ring Animated Character File | 27443 |
| acs2 | AIMP2 Media Player Skin File | 38953 |
| acsm | Adobe Content Server Message File | 95492 |
| action | Apple Automator Action File | 42672 |
| ADADOWNLOAD | Adobe Download Assistant Partial File | 32537 |
| api | Adobe Acrobat Plugin Files | 18691 |
| api | WebOjects API File | 18916 |
| arn | Sysinternals Saved Scan File | 26022 |
| aru | Malicious File | 32802 |
| asec | Secure Application File | 158104 |
| ass | Aegisub Advanced SubStation Alpha Subtitle File | 60121 |
| atn | Adobe Photoshop Action File | 33873 |
| avastlic | Avast! License File | 102557 |
| avd | Avery Database File | 30923 |
| avery | Avery DesignPro Project File | 35686 |
| avs | Winamp Visualization File | 29128 |
| awb | Ad-Aware Backup File | 35078 |
| backup | Ad-Aware Reference File | 45414 |
| bblx | E-Sword Module File | 34468 |
| bc! | Bitcomet Incompleted Download File | 60145 |
| bcf | Belarc Advisor Content File | 33513 |
| bcr | Map & Guide Station File | 24694 |
| bfg | CQuickTrans File | 46538 |
| bgl | Babylon Glossary File | 33466 |
| bk | Backup File | 11779 |
| blf | Bantec Scanner Driver File | 16482 |
| boot | Installshield File | 28333 |
| box | Mailbox File | 32102 |
| bt! | BitTorrent Partial Download File | 43636 |
| cache | Cache File | 82054 |
| cbf | Calender Builder File | 30701 |
| ceb | Apabi eBook File | 26635 |
| chk | Recovered File Fragments | 79313 |
| chw | Compiled Help Index File | 42060 |
| clb | ICQ Contact List File | 29038 |
| cmap | Cmap Tools Concept Map File | 35555 |
| cpf | Clever Cache Profile File | 28910 |
| crc | Total Commander CRC File | 33929 |
| crdownload | Google Chrome Temporary File | 1642111 |
| cxf | Google Picasa Collage File | 43453 |
| d10 | H&R Block Deduction Pro File | 8094 |
| dap | Download Accelerator Plus Download File | 47050 |
| dbx | Outlook Express E-mail Folder | 54957 |
| dctmp | DC++ partially downloaded file | 74898 |
| de | MetaProducts Download Express Partial Download File | 24517 |
| dec | Unix Hyperhelp Support Files | 52004 |
| des | Quickbooks Form Template File | 26435 |
| disabled | Spybot Search & Destroy Disabled File | 28678 |
| dlm | Adobe Download Manager Partial File | 21257 |
| dlm | File Transfer Manager Partial File | 15838 |
| dnl | DNL eBook File | 21568 |
| download | Download File | 153742 |
| downloading | Partially Downloaded File | 72611 |
| ds | Twain Data Source File | 34379 |
| dsc | Disk Identification File | 84424 |
| dsim | Digital Simulator FIle | 22086 |
| dst | Embroidary Stich File | 37435 |
| dtapart | DownloadThemAll Partially Downloaded File | 23321 |
| dxtorylic | Dxtory Licence File | 23329 |
| ecf | Outlook Add-on File | 13798 |
| eml | Email Message File | 378379 |
| emu | Bitcom Data File | 22774 |
| emulecollection | eMule Plus Data File | 27091 |
| eng | English Language File | 29851 |
| env | Adobe Acrobat Dictionary File | 26728 |
| enw | EndNote Import File | 44327 |
| ets | eSignal Time and Sales File | 31433 |
| exd | Control Information Cache File | 31211 |
| ext | Norton Commander Extension | 51834 |
| fastresume | ReadyNAS Bit Torrent File | 24520 |
| fb! | FlashGet Partial Download File | 35082 |
| fbl | iGO Map File | 42830 |
| flipchart | ActiveInspire Flipchart File | 48890 |
| flt | Aldus Import Filter File | 38052 |
| fmp | AutoCAD Font Mapping File | 26555 |
| fmt | Microsoft Schedule Plus Print File | 31186 |
| frf | FontMonger Database File | 52358 |
| frp | FaxRush List File | 14218 |
| frp | Perform File | 28951 |
| f_i | Prints IPS File | 31958 |
| gar | Waypoint Data File | 29211 |
| gbp | gBurner Projeckt File | 28798 |
| ged | Gedcom File | 30129 |
| gg | Google Desktop Gadget file | 40541 |
| ggb | GeoGebra Document File | 42577 |
| gid | Windows Help Index File | 36298 |
| group | Windows Group File | 20092 |
| gsp | Geometers Sketchpad Document File | 29340 |
| gtp | Gnome Desktop Theme File | 24284 |
| hdr | InstallShield Setup Header | 7501 |
| hex | Hexadecimal Source File | 65322 |
| hst | Yahoo Messenger History File | 29101 |
| hus | Husqvarna Embroidery Machines File | 23998 |
| ibd | Installer Dialog Resource File | 33341 |
| icl | Icon Library File | 29776 |
| id | Lotus Notes User ID File | 56924 |
| iks | InSeine Document File | 22065 |
| in | CFAST Input File | 27583 |
| index | Index File | 51521 |
| init | WebMoney Temporary Key File | 24994 |
| irp | InfraRecorder Project File | 22944 |
| isn | Installer Source Files | 40129 |
| jad | Java Application Descriptor File | 148408 |
| jc | FlashGet Partial Download | 31631 |
| jccfg3 | FlahGet Temporary File | 33964 |
| jnt | Windows Journal Note File | 38899 |
| jwc | NTI JewelCase Maker File | 33262 |
| kdc | Kaspersky Virus Database File | 22161 |
| kdh | Chinese Academic Journals Database File | 23283 |
| kep | SapShow Training File | 29538 |
| key | WinRAR License File | 40161 |
| lck | Lock File | 69044 |
| lcs | L0phtCrack Audit File | 31734 |
| ldb | Microsoft Access Lock File | 84904 |
| lex | Microsoft Office Custom Dictionary Files | 12562 |
| lex | LEX File | 12966 |
| lex | Adobe Proximity Dictionary File | 12153 |
| lml | Nokia PC Suite Log File | 28818 |
| magnet | Vuze Magnet File | 22809 |
| mapimail | Send To Mail Recipient File | 26445 |
| mbp | Mobipocket File | 25684 |
| md5 | MD5 Checksum File | 208381 |
| mdk | Keyboard Map File | 21412 |
| med | RSView32 Project Development File | 26990 |
| mft | Kaspersky File | 24385 |
| mim | MIM File | 48106 |
| mlm | Groupwise Email File | 22784 |
| mmb | Multimedia Builder File | 24180 |
| mp7 | Multisim File | 32460 |
| mq4 | MetaTrader Indicator File | 30644 |
| mrc | MRC Image File | 39107 |
| mrk | Digital Print Order Format File | 85116 |
| mrt.exe._p | Malicious Software Removal Tool File | 37892 |
| msf | Email Summary File | 37071 |
| msi | Windows Installer File | 63605 |
| msmessagestore | Windows Live Mail Message Information Database File | 34257 |
| msn | MSN Content Plus File | 21047 |
| mso | Word OLE Web Page Storage Stream File | 85219 |
| msu | Windows Update File | 57174 |
| mtf | Motorola Theme File | 41843 |
| mxl | PackRat File | 8590 |
| njb | Photo Index File | 36529 |
| nls | National Language Support File | 35271 |
| nm3 | Navitel Navigator Map File | 29071 |
| nm3 | DNMR3 Input File | 26234 |
| nng | Pioneer Avic File | 41736 |
| notebook | Smart Notebook File | 64888 |
| nrw | Nero WMA Compilation File | 19008 |
| nth | Nokia Theme File | 88640 |
| nup | Program Component Update Files | 36780 |
| ob! | Orbit Downloader Incomplete Download | 44524 |
| oms | Order Maven File | 44390 |
| ont | Bible File | 20486 |
| opf | Open Packaging Format File | 48204 |
| orig | Gen Original File | 62302 |
| ov2 | TomTom Point Of Interest File | 31347 |
| oxt | Open Office Extension File | 25921 |
| part | Part | 1134651 |
| partial | Partially Downloaded File | 50342 |
| pbp | PSP Firmware Update File | 92197 |
| pcb | Printed Circuit Board File | 36767 |
| pes | Brother Embroidary Design File | 35910 |
| pgi | DVD Recorder Timestamp File | 34683 |
| plf | WinDVD Playlist File | 41840 |
| plg | Aston Desktop Plugin File | 12904 |
| plsc | Messenger Plus Script File | 21444 |
| plsk | Messenger Skin Pack File | 24479 |
| pmv | Pegasus Mail Filter Rule File | 21644 |
| potx | Powerpoint Open XML Template File | 25401 |
| ppf | Playstation Patch File | 27261 |
| pptm | Powerpoint Macro Enabled Presentation File | 28056 |
| propdesc | Installation Package Property Description File | 29966 |
| pss | Picture and Sound Show File | 28501 |
| psw | Singer Embroidery File | 17179 |
| pwm | WebMoney Purse File | 25046 |
| qm | Virtual Box Language File | 38723 |
| rem | Encrypted Data File | 44360 |
| req | FidoNet Request File | 51423 |
| resx | Resource File | 30598 |
| rhp | Rhapsody Notation Program File Format | 19480 |
| rmskin | Rainmaker Skin File | 38047 |
| rnd | RandomSeed File | 46242 |
| rom | Read Only Memory File | 74489 |
| rtc | Live Meeting Connection File | 24960 |
| run | Runscanner Saved File | 46758 |
| rw2 | Panasonic RAW File | 40153 |
| rwg | Random Word Generator List File | 25820 |
| safariextz | Safari Extension File | 24954 |
| sai | BWA Output File | 41215 |
| scm | Script-Fu File | 15862 |
| script | Desktop DNA Application Script File | 30161 |
| sdi | Single Document Interface | 39156 |
| sel | Selection Mask File | 20846 |
| sfb | HP Soft Font File | 59418 |
| sgf | StarOffice Graphical Document File | 24545 |
| shd | Microsoft Windows Shadow File | 25002 |
| sib | Sibelius Score File | 44922 |
| sis | Symbian Installation File | 179015 |
| sisx | Symbian Installation File | 61304 |
| skin | Skin File | 26229 |
| skn | Symbian OS Skin File | 31185 |
| slf | Bitdefender File | 12131 |
| slf | Symantec Licence File | 18427 |
| sln | Visual Studio Solution File | 36018 |
| spb | SpareBrains File | 89055 |
| spl | Microsoft Windows Spool File | 48045 |
| sr0 | SecuROM Analysis File | 83069 |
| stat | Status File | 21233 |
| steamstart | steamstart | 85844 |
| swiad | Optivum Certification File | 20692 |
| swm | Supportworks ESP Message File | 32765 |
| syn | SYN File | 18426 |
| tag | DataFlex Query Tag File | 46280 |
| tax | Turbotax File | 31063 |
| tdl | MathType Translator File | 36068 |
| temp | Temporary File | 49190 |
| test | Test File Extension | 31907 |
| tlb | OLE Type Library | 37079 |
| tmb | Panasonic Camcorder Information File | 6400 |
| tmb | Movie Magic Screenwriter Backup File | 7081 |
| torrent | Torrent | 2056799 |
| tpi | Microsoft Test File | 28291 |
| tpl | Document Template File | 43872 |
| tptb | Compressed Game File | 41643 |
| trashes | Google Android Mobile Phone File | 64676 |
| tsk | Windows Mobile Theme File | 25949 |
| tt10 | Turbotax 2010 return File | 19758 |
| unknown | Unknown File | 36019 |
| upg | Firmware Upgrade File | 60067 |
| urls | GetRight Url List File | 36470 |
| uwl | User Word List File | 14364 |
| uwl | User Word List File | 14343 |
| vcs | vCalender File | 31613 |
| ver | Version Description File | 53984 |
| vfs | Virtual File System Index | 50588 |
| vir | Infected File | 45005 |
| vpm | Garmin GPS Voice File | 33862 |
| wal | Winamp Skin File | 30771 |
| wba | WindowBlinds Skin File | 32710 |
| wdb | Microsoft Works Database File | 32946 |
| wgt | Opera Widget File | 26429 |
| windowslivecontact | Windows Live Contact File | 27603 |
| wtd | WinTune Document File | 25684 |
| xmp | Extensible Metadata Platform | 76187 |
| xtreme | Winstep Theme Pack File | 23305 |
| xxx | Singer Embroidery File | 33418 |
| zdct | After Effects Language File | 28908 |
| zdl | Design Pro Label File | 31522 |
| zpk | Z Firm Package Files | 20642 |
| _p | Malicious Software Removal Tool Temporary File | 69346 |