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O   File Extensions

File types with extensions that start with the letter O.

Extension File Type File Description
.oDeveloperCompiled Object File
.oabDataOffline Address Book
.oarCompressedOpenSimulator Archive
.ob!MiscOrbit Downloader Incomplete Download
.obiSettingsOutlook RSS Subscription File
.obj3D Image3D Object File
.objDataRelocatable Object Code
.obsExecutableObjectScript Script File
.obz3D ImageCompressed 3D Object File
.ocaDeveloperCustom Control Library Type File
.oceSettingsOpen Catalog Extension Connection File
.ocrTextFAXGrapper Fax Text File
.ocxDeveloperActiveX Control
.odDataMascopt Graph Request File
.odbDataABAQUS Database
.odbDataOpenOffice.org Base Database
.odcDataOpenDocument Chart File
.odcSettingsOffice Data Connection File
.odfGameBattlezone Object Definition File
.odfMiscOpenDocument Formula
.odfDataOpen Document File
.odgVector ImageOpenDocument Graphic File
.odiRaster ImageOpenDocument Image
.odifTextOpen Document Interchange Format
.odmTextOpenDocument Master Document
.odmAudioOverDrive Media File
.odoTextOnline Operating System Write Document
.odpDataOpenDocument Presentation
.odsMiscOutlook Express 5 Mailbox
.odsDataOpenDocument Spreadsheet
.odtTextOpenDocument Text Document
.odxDataBizTalk Server Orchestration File
.oeaccountDataWindows Mail Account File
.oebBackupOutlook Express Backup Wizard File
.oemSettingsOEM Setup File
.ofcDataOpen Financial Connectivity File
.off3D ImageObject File Format
.oflTextOts File List
.ofmDataOmniForm Form
.oftDataOutlook File Template
.ofxDataOpen Financial Exchange File
.ogaAudioOgg Vorbis Audio File
.oggAudioOgg Vorbis Compressed Audio File
.ogmVideoOgg Media File
.ogncWebDynamic Web Page
.ogvVideoOgg Vorbis Video File
.ogxVideoOgg Vorbis Multiplexed Media File
.ogzGameCube 2 Map File
.oktAudioOktalyzer Module
.olaPage LayoutOnline Access File
.olbMiscOLE Object Library
.oldBackupBackup File
.olkDataOutlook Address Book File
.omaAudioSony OpenMG Music File
.omcsDataOffice Manager Access File
.omfRaster ImageOMF Interchange Image File
.omfAudioOpen Media Framework File
.omgAudioOpenMG Audio File
.omoDeveloperOMake Object File
.ompDataOffice Manager Document Archive
.omxAudioOtsAV Media Library Information File
.ondDataLotus Notes Encapsulated Memo File
.oneDataOneNote Document
.onepkgBackupMicrosoft OneNote Package File
.oo3DataOmniOutliner 3 File
.opdPage LayoutOmniPage Document
.openbsdTextOpenBSD Readme File
.opfMiscOpen Packaging Format File
.opfDataFlipViewer FlipBook File
.opfMiscFlipAlbum File
.opmlTextOPML File
.opsSettingsOffice Profile Settings File
.optSettingsOptions File
.opxDataOrgPlus Org Chart
.opxDataFlipAlbum Photo Album File
.or2DataLotus Organizer 2 File
.or3DataIBM Lotus Organizer 97 File
.or4DataIBM Lotus Organizer 97 GS File
.or5DataLotus Organizer 5 File
.or6DataLotus Organizer 6 File
.orderedtestDeveloperVisual Studio Ordered Test File
.orfRaster ImageOlympus RAW File
.orgDataLotus Organizer File
.oriBackupOriginal File
.ortTextRich Text Editor Document
.orxDataRadiantOne VDS Database Schema
.ossSettingsMicrosoft Outlook Saved Search File
.ostMiscOutlook Offline Folder File
.osxExecutablePowerPC Executable File
.oszGameOsu! Beatmap File
.otaRaster ImageOTA Bitmap Image
.otbRaster ImageNokia Over The Air Bitmap Image
.otcMiscOpenDocument Chart Template
.otfFontOpenType Font
.otfMiscOpenDocument Formula Template
.otfDataOpenTuft Tufting Design File
.otgVector ImageOpenDocument Graphic Template
.othWebOpenDocument HTML Template
.otiRaster ImageOpenDocument Image Template
.otlDataNoteTab Outline File
.otlnDataOpal Outline File
.otmDeveloperOutlook Macro File
.otpMiscOpenDocument Presentation Template
.otsDataOpenDocument Spreadsheet Template
.otsAudioOtsAV Album File
.ottTextOpenDocument Text Document Template
.outDataOutput File
.ov2DataTomTom Points of Interest Database
.ovaDataOctava Musical Score
.ovaDataOpen Virtual Appliance
.oveAudioOverture Musical Score
.ovfDataOpen Virtualization File
.ovlGameRollercoaster Tycoon 3 Sprites File
.ovpnSettingsOpenVPN Configuration File
.ovwAudioCubase WAVE Overview File
.owcGameOutWit Catch Database
.owgMiscOutWit Gear Database
.owlDeveloperOWL Source Code File
.owmMiscOutWit XML Mashup File
.oxtPluginOpenOffice.org Extension
.oyxBackupApproach Alternate Database Index


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