| .ACCESS | Sun Microsystems | Sonstige Dateien | Java Extension File | Java | Oracle Corporation |
| .AGD | AgileGraph | Textdateien | AgileGraph Data File | Agile Product Lifecycle Management | Oracle Corporation |
| .AGL | Oracle Corporation | Komprimierte Dateien | Agile XML Archive | Agile Product Lifecycle Management | Oracle Corporation |
| .AIJ | Oracle Corporation | Backupdateien | Oracle Database After-Image Journal | Oracle Database | Oracle Corporation |
| .ALL | Steinberg | Audiodateien | Cubase Project | Java | Oracle Corporation |
| .ARM | Oracle Corporation | Backupdateien | MySQL Archive Storage Engine Metadata | MySQL | Oracle Corporation |
| .BAD | Microsoft Corporation | Textdateien | Exchange Badmail File | Oracle Database | Oracle Corporation |
| .BAK | Various Developers | Backupdateien | General Backup File | Essbase | Oracle Corporation |
| .BD | Sun Microsystems | Textdateien | Solaris Browser Data File | Solaris | Oracle Corporation |
| .BLB | SourceForge | Spieldateien | Interactive Fiction Package Game File | MySQL | Oracle Corporation |
| .BQY | Oracle Corporation | Sonstige Dateien | Brio Query File | Oracle Hyperion Planning | Oracle Corporation |
| .CAP | Microsoft Corporation | Textdateien | Network Monitor Packet Capture Data File | Java Card | Oracle Corporation |
| .CEL | Affymetrix | Textdateien | Affymetrix Probe Results File | AutoVue | Oracle Corporation |
| .CLA | Oracle Corporation | Entwicklerdateien | Java Class Data | Java | Oracle Corporation |
| .CNF | MySQL AB | Einstellungsdateien | MySQL Configuration File | MySQL | Oracle Corporation |
| .CPX | Oracle Corporation | Einstellungsdateien | Oracle ADF Binding Context File | Oracle JDeveloper | Oracle Corporation |
| .CTRL | Oracle Corporation | Textdateien | Oracle WebLogic Workshop Controls | WebLogic | Oracle Corporation |
| .DBF | dBase, LLC | Datenbankdateien | Database File | Oracle Database | Oracle Corporation |
| .DDL | Oracle Corporation | Datenbankdateien | Data Definition Language File | MySQL | Oracle Corporation |
| .DGN | Bentley Systems | CAD-Dateien | MicroStation Drawing File | AutoVue | Oracle Corporation |
| .DMD | Oracle Corporation | Entwicklerdateien | SQL Developer Data Modeler File | SQL Developer Data Model | Oracle Corporation |
| .DMG | Apple | Diskimagedateien | Mac OS X Disk Image File | Oracle Database | Oracle Corporation |
| .DPJ | Delft Spline Systems | 3D-Dateien | DeskProto Project | Java | Oracle Corporation |
| .EAR | Oracle Corporation | Ausführbare Dateien | Java Enterprise Archive File | Oracle Glassfish Server | Oracle Corporation |
| .EPJ | Grass Valley | Videodateien | EDIUS Pro Project File | Java | Oracle Corporation |
| .EXE | Microsoft Corporation | Ausführbare Dateien | Windows Executable File | Oracle VM VirtualBox | Oracle Corporation |
| .FACES | Oracle Corporation | Entwicklerdateien | FacesServlet Page | JavaServer Faces | Oracle Corporation |
| .FMB | Oracle Corporation | Entwicklerdateien | Oracle Forms Binary Source Code | Oracle Forms | Oracle Corporation |
| .FML | Headlight Software | Webdateien | GetRight File Mirror List | Oracle Database | Oracle Corporation |
| .FMX | FileMaker Inc. | Plugindateien | FileMaker Plug-in | Oracle Database | Oracle Corporation |
| .FRM | Oracle Corporation | Datenbankdateien | MySQL Database Format File | MySQL | Oracle Corporation |
| .FXR | Oracle Corporation | Fontdateien | Oracle Font Cross-Reference Data | Oracle Documaker | Oracle Corporation |
| .GFO | Oracle Corporation | Entwicklerdateien | Grammatical Framework | Java | Oracle Corporation |
| .HS | Open Source | Entwicklerdateien | Haskell Script | Java | Oracle Corporation |
| .IBD | Oracle Corporation | Datenbankdateien | MySQL InnoDB Database Table | MySQL | Oracle Corporation |
| .IFB | Oracle Corporation | Einstellungsdateien | Oracle Siebel Interface Configuration File | Siebel eBusiness | Oracle Corporation |
| .IGS | United States Air Force | CAD-Dateien | Initial Graphics Exchange Specification Drawing File | AutoVue | Oracle Corporation |
| .IM1 | Sun Microsystems | Rasterbilddateien | Sun Raster Image File | Sun Operating System | Oracle Corporation |
| .IM8 | Sun Microsystems | Rasterbilddateien | Sun Raster Graphic File | Sun Operating System | Oracle Corporation |
| .IVP | Oracle Corporation | Webdateien | Panorama File | Java | Oracle Corporation |
| .JAD | Oracle Corporation | Sonstige Dateien | Java Application Descriptor File | Java Development Kit (JDK) | Oracle Corporation |
| .JAV | Oracle Corporation | Entwicklerdateien | Java Source Code | Java Development Kit (JDK) | Oracle Corporation |
| .JAVA | Oracle Corporation | Entwicklerdateien | Java Source Code | Java Development Kit (JDK) | Oracle Corporation |
| .JCS | Oracle Corporation | Entwicklerdateien | Java Control Source Data | Java | Oracle Corporation |
| .JHTML | Oracle Corporation | Webdateien | Java HTML Web Page | Java | Oracle Corporation |
| .JMF | Chain Studios | Spieldateien | Jackhammer Project | Java Development Kit (JDK) | Oracle Corporation |
| .JNLP | Oracle Corporation | Webdateien | Java Web Start File | Oracle Java Web Start | Oracle Corporation |
| .JOCL | Oracle Corporation | Sonstige Dateien | Java Object Configuration Language | Java | Oracle Corporation |
| .JSPF | Oracle Corporation | Entwicklerdateien | Java Server Page Fragment | Java | Oracle Corporation |
| .JST | Jabosoft | Spieldateien | Jnes Save State | Java | Oracle Corporation |
| .JTK | Sun Microsystems | Entwicklerdateien | Java ToolKit File | Java | Oracle Corporation |
| .JWG | Oracle Corporation | Textdateien | Java Data | Java | Oracle Corporation |
| .JWS | Oracle Corporation | Webdateien | Java Web Services File | WebLogic | Oracle Corporation |
| .LCT | Oracle Corporation | Datenbankdateien | Oracle Database Configuration File | Oracle Database | Oracle Corporation |
| .LDI | Trudi Ersvaer (co-developer) | Textdateien | LDIF File | SLAMD | Oracle Corporation |
| .LDT | DIAL | CAD-Dateien | Eulumdat Formatted Luminaire Data File | Oracle Database | Oracle Corporation |
| .LIS | SourceForge | Textdateien | SQR (Structured Query Reporting) Output File | Hyperion SQR Production Reporting | Oracle Corporation |
| .LUCA | Unknown Developer | Entwicklerdateien | LUCA Templates | Java | Oracle Corporation |
| .MBW | Firesage Solutions | Backupdateien | MBRWizard Archive | MySQL Workbench | Oracle Corporation |
| .MMB | Mediachance | Textdateien | MultiMedia Builder Data | Oracle Forms | Oracle Corporation |
| .MMX | Interscape | Spieldateien | Command And Conquer Game Data | Oracle Database | Oracle Corporation |
| .MRG | Interscape | Seitenlayoutdateien | Now Contact Merge Template | MySQL | Oracle Corporation |
| .MSB | Oracle Corporation | Textdateien | Oracle Binary Message File | Oracle Database | Oracle Corporation |
| .MWB | MySQL AB | Datenbankdateien | MySQL Workbench Document | MySQL Workbench | Oracle Corporation |
| .MYD | MySQL AB | Datenbankdateien | MySQL Database Data File | MySQL | Oracle Corporation |
| .MYI | Oracle Corporation | Textdateien | MySQL MyISAM Index File | MySQL | Oracle Corporation |
| .NLB | Oracle Corporation | Textdateien | Oracle Locale Builder Binary File | Oracle Locale Builder | Oracle Corporation |
| .OBR | Micro Focus International plc | Entwicklerdateien | Borland C++ Object Browser Data | Java | Oracle Corporation |
| .OCE | Oracle Corporation | Einstellungsdateien | Open Catalog Extension Connection File | Oracle Business Intelligence Suite | Oracle Corporation |
| .ODM | Open Source | Textdateien | OpenDocument Master Document | StarOffice | Oracle Corporation |
| .OHT | Oracle Corporation | Textdateien | Oracle Help For Java Links Data File | Oracle Help For Java | Oracle Corporation |
| .OLT | Innoshock | Textdateien | Orbit Downloads List | Oracle Forms | Oracle Corporation |
| .ORA | Unknown Developer | Rasterbilddateien | OpenRaster Image File | Oracle Database | Oracle Corporation |
| .ORC | Voyetra Turtle Beach | Audiodateien | Voyetra Digital Orchestrator File | Oracle Database | Oracle Corporation |
| .OSA | Symantec Corporation | Sonstige Dateien | W32/Sober-AD File | JD Edwards EnterpriseOne | Oracle Corporation |
| .OVA | VMware | Textdateien | Open Virtual Appliance | Oracle VM VirtualBox | Oracle Corporation |
| .OVF | VMware | Textdateien | Open Virtualization File | Oracle VM VirtualBox | Oracle Corporation |
| .P3 | Oracle Corporation | Textdateien | Primavera P3 Project File | Primavera | Oracle Corporation |
| .P3C | Oracle Corporation | Backupdateien | Primavera Project Planner Compressed Backup | Primavera | Oracle Corporation |
| .P5P | Oracle Corporation | Textdateien | Oracle Solaris Image Packaging System | Solaris | Oracle Corporation |
| .PACK | neOceane | Textdateien | CustoPack Tools Theme Pack | Oracle Java Web Start | Oracle Corporation |
| .PC | Personal Composer | Textdateien | Personal Composer File | ProC Precompiler | Oracle Corporation |
| .PDX | Adobe Systems Incorporated | Textdateien | Adobe Acrobat Index File | Agile eXpress | Oracle Corporation |
| .PHL | Amazon | E-Book-Dateien | Kindle Popular Highlights File | MySQL | Oracle Corporation |
| .PKB | Oracle Corporation | Entwicklerdateien | Oracle Package Body File | Oracle Database | Oracle Corporation |
| .PKS | Oracle Corporation | Textdateien | Oracle Package Spec File | Oracle Database | Oracle Corporation |
| .PLB | Microsoft Corporation | Textdateien | Microsoft Robotics Developer Studio Playback Data | Oracle Application Express (APEX) | Oracle Corporation |
| .PLD | Oracle Corporation | Datenbankdateien | Oracle Binary Module Text Form | Oracle Database | Oracle Corporation |
| .PLL | CA Technologies | Entwicklerdateien | Clipper Prelinked Library | Oracle Database | Oracle Corporation |
| .PLS | Various Developers | Audiodateien | Audio Playlist | Oracle Database | Oracle Corporation |
| .POLICY | Oracle Corporation | Einstellungsdateien | Java Policy Implementation File | Java SE Development Kit | Oracle Corporation |
| .PRX | Microsoft Corporation | Ausführbare Dateien | FoxPro Compiled Program | Primavera | Oracle Corporation |
| .PSP | Corel Corporation | Rasterbilddateien | PaintShop Pro Image | Oracle Database | Oracle Corporation |
| .QRY | Oracle Corporation | Datenbankdateien | Query File | MySQL | Oracle Corporation |
| .RAR | Rocky Sand Studio | Komprimierte Dateien | WinRAR Compressed Archive | Java | Oracle Corporation |
| .RAS | Remedy Entertainment | Spieldateien | Remedy Archive System File | Sun Operating System | Oracle Corporation |
| .RAW | Unknown Developer | Kamerarohdaten | Raw Image Data File | Oracle VM VirtualBox | Oracle Corporation |
| .RCV | Oracle Corporation | Sonstige Dateien | Oracle Recovery Manager Script | Oracle Database | Oracle Corporation |
| .RDF | Unknown Developer | Einstellungsdateien | Resource Description Framework File | Oracle Database | Oracle Corporation |
| .RDO | Xerox | Einstellungsdateien | Xerox Rawster Document Object File | Oracle Database | Oracle Corporation |
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