| 拡張子 | 説明書 | ビュー |
| 10 | IBM Voice Type Script File | 45340 |
| abs | Absolute Database File | 75558 |
| accdb | Access Database File | 60929 |
| adb | Alpha Five Database Information File | 27152 |
| bfs | Tivoli Storage Manager File | 28334 |
| blg | Binary Performance Log File | 24174 |
| btn | Buttonware File | 31596 |
| cat | Advanced Disk Catalog File | 27287 |
| cdb | Symbian OS Contacts Database File | 31723 |
| cdd | ConceptDraw Document File | 70448 |
| cdw | CadKey Organized Dialogue File | 99228 |
| cfp | Quicken Cash Flow Projection File | 26646 |
| cgd | Cricket Graph Data File | 26671 |
| cli | Client Management System Customer File | 25286 |
| csv | Comma Seperated Values | 89511 |
| ctt | Messenger contacts file | 22845 |
| d10 | Drake Software Data File | 5699 |
| dat | DAT | 392008 |
| dat | Inno Setup Uninstall Log | 37456 |
| data | CoreFSIF database | 77189 |
| db | Database File | 430148 |
| db3 | dBase III Database File | 43833 |
| dbc | Visual FoxPro Databse File | 32356 |
| dbf | Database File | 128916 |
| ddm | Alpha Five Table Objects File | 24171 |
| dgdat | DoubleGIS Database File | 27662 |
| dropbox | Dropbox File | 68161 |
| dsn | ODBC Data Source File | 45398 |
| dta | Stata Dataset File | 37158 |
| edb | Exchange Information Store Database File | 42538 |
| esp | ACD/Labs Data File | 44470 |
| et | Easitech Lesson Data File | 40937 |
| etl | Microsoft Event Trace Log File | 118339 |
| ex4 | Expert Advisor File | 62893 |
| exp | Export File | 41989 |
| fcd | First Choice Database File | 14811 |
| fdb | Dynamics NAV Database File | 56856 |
| fid | Bruker Aspect NMR Data File | 14036 |
| fil | Files List File | 72876 |
| fo | XSL-FO Form File | 23869 |
| fp3 | FileMaker Pro 3 Database File | 19291 |
| frm | MySQL Database Format File | 44739 |
| gab | Global Address Book File | 20572 |
| gdb | Borland Interbase Database Files | 51287 |
| gp3 | Guitar Pro 3 Tablature File | 39527 |
| groups | WebMoney Group File | 21233 |
| ics | iCalendar Calendar File | 115434 |
| id2 | Windows Live Messenger Emoticon File | 23618 |
| idcl | Inventor Desktop Content File | 32633 |
| iff | Interchange File Format File | 29892 |
| iif | Quickbooks Interchange File | 19461 |
| ins | Inspiration File | 50202 |
| irx | Brewer Irradiation File | 39377 |
| itdb | iTunes Database File | 31643 |
| itl | Music Library File | 30202 |
| itx | ITX Form Template | 16674 |
| jgw | JPG World file | 27251 |
| joined | HJSplit Data File | 24846 |
| kdf | VisiQuest Data File | 25590 |
| kwi | Navigation Data File | 44648 |
| laccdb | Microsoft Access Lock File | 60917 |
| lbl | dBase Label File | 34594 |
| ldf | Server Transaction Log File | 35490 |
| ldif | LDAP Data Interchange Format File | 28971 |
| lib | AS/400 Library File | 49307 |
| lock | Net Framework Lock File | 58452 |
| mar | Microsoft Access Report File | 14429 |
| mat | Microsoft Access Shortcut File | 15538 |
| mat | MATLAB Binary File | 16529 |
| mbb | ManaBook File | 21951 |
| md | Chaos Desktop Metadata File | 74002 |
| mdb | Microsoft Access Database File | 104982 |
| mde | Microsoft Access Compiled Database File | 38894 |
| mdl | Rose Model File | 49283 |
| mdx | Database Index File | 134797 |
| menc | Windows Mobile Encrypted File | 52881 |
| met | eMule Information File | 41152 |
| mir | Bauhaus Mirage Data File | 31135 |
| mls | Milestones Simplicity Project File | 21129 |
| mny | Microsoft Money Data File | 23677 |
| mobi | Mobipocket E-Book File | 193084 |
| mpd | Microsoft Project Database File | 14674 |
| mpl | Playlist Data File | 59441 |
| mpls | Mathcad Font File | 10810 |
| mpp | Microsoft Project File | 80867 |
| mta | AllShare Metadate File | 33991 |
| net | netViz Project File | 45188 |
| nfs | Network File System Temporary File | 24411 |
| nm | Number Magic File | 21597 |
| ntw | Lode Data Network File | 34263 |
| odp | OpenOffice Presentation File | 90182 |
| ods | OpenOffice Spreadsheet File | 193801 |
| ofc | Open Financial Connectivity File | 25500 |
| ofx | Open Financial Exchange File | 41294 |
| one | OneNote Document File | 52828 |
| opd | Optical Path Difference File | 25510 |
| org | Lotus Organizer File | 36578 |
| ost | Outlook Offline File | 30988 |
| out | Output File | 43438 |
| ovl | Rollercoaster Tycoon Data File | 26452 |
| p | Database Procedure File | 32199 |
| p2p | FolderShare File | 23183 |
| pck | Received Package File | 44889 |
| pdb | PowerDesigner physical model | 73168 |
| pf | Windows Prefetch File | 79512 |
| pfl | Family Lawyer Data File | 22320 |
| pj2 | Projector File | 18555 |
| pkt | Packet Tracer Network Simulation File | 44125 |
| poi | Magellan Maestro POI File | 24247 |
| pps | Powerpoint Slideshow File | 170760 |
| ppsx | Microsoft Office PowerPoint Slide Show File | 69686 |
| ppt | Powerpoint Slideshow File | 325077 |
| pptx | Powerpoint Presentation File | 361719 |
| pst | Outlook Personal Information File | 85797 |
| ptb | Power Tab Editor File | 32470 |
| ptt | MapPoint Template File | 24978 |
| qfx | Quicken Financial Exchange File | 29027 |
| qif | Quicken Import File | 40792 |
| qrp | QuickReport Report Files | 58701 |
| rdata | R Data File | 25539 |
| rdb | Redis Database File | 25284 |
| rpt | Report File | 69298 |
| rsd | RealSQLDatabase File | 45463 |
| sal | SORITEC Data File | 39246 |
| sbf | SmartBroker Pro Data File | 32159 |
| sfv | Simple File Verification | 191630 |
| shs | Shell Scrap File | 307731 |
| snp | Microsoft Acess Report Snapshot File | 34384 |
| spo | SPSS Data Output File | 27755 |
| sps | IBM SPSS File | 23906 |
| sql | Structured Query Language Data File | 62114 |
| sqlite | SQLite Database File | 64907 |
| stp | STEP File | 27670 |
| str | dBASE Structure List Object File | 39172 |
| ta0 | TaxAct File | 18032 |
| tar | Compressed Tape Archive File | 47371 |
| tbk | FoxPro Memo Field Backup File | 10507 |
| tdt | Thor Datatree File | 43388 |
| tec | Tecplot Analysis File | 148597 |
| tps | Clarion TopSpeed Data File | 9948 |
| tps | Multi Channel Measurement File | 5058 |
| tvr | Navicat for MySQL File | 29262 |
| tw | TW File | 31036 |
| uccapilog | UCC API Log File | 51353 |
| v2 | Microsoft Live Messenger Data file | 23783 |
| vce | Visual CE Class Type File | 30493 |
| vcf | vCard File | 72564 |
| w02 | Multiple Archive File | 40704 |
| wft | Nicolet WFT Export File | 22121 |
| wlmp | Live Movie Maker Project File | 141597 |
| wmdb | Windows Media Database File | 27387 |
| woc | Widows Orgchart Organization Chart File | 12705 |
| woc | Microsoft Office 2007 Organization File | 12708 |
| wtc | Watertec Database | 27144 |
| xlsx | Microsoft Excel XML File | 564685 |
| xml | Extensible Markup Language | 78502 |
| xtm | Xtremsplit Data File | 31911 |
| zix | Quicken Data File | 13313 |