0 to 100 of 301 Extensions Beginning With 'O'

O File Extension - UNIX/GCC Object File , etc
O$$ File Extension - Output File , etc
O01 File Extension - Typhoon Voice File , etc
O1 File Extension - Free Pascal Object File for GO321v1 Platform (FPC Development Team), etc
O2C File Extension - Objects to See 3D File Format (mb Software AG), etc
O3 File Extension - Ozone Messenger Program Support Files (htmlland.net), etc
O8O File Extension - Mediator5 Repositorytabs Vorlagen.006 File , etc
OAB File Extension - Outlook Address Book (Microsoft Corporation), etc
OAF File Extension - ETH Oberon Applet File , etc
OAH2DS File Extension - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
OARC File Extension - Optix Archive Manifest (mindwrap, inc.), etc
OAZ File Extension - NetFax Manager OAZ Fax File , etc
OB File Extension - ABF Outlook Backup Backup File (ABF software, Inc.), etc
OB! File Extension - Orbit Downloader Incomplete Download (OrbitDownloader.com), etc
OB$ File Extension - Compressed OBJ (Microsoft Corporation), etc
OB1 File Extension - OzWin CompuServe E-mail/Forum Access Saved Outbox File , etc
OBA File Extension - Timespace X100 Digital Video Recorder Video File (Timespace Technology Ltd.), etc
OBD File Extension - Office Binder Document (Microsoft Corporation), etc
OBE File Extension - System DLL Oobe File , etc
OBJ File Extension - Hyperion-CADRazor 3D Model (TITAN Algorithms), etc
OBJ0 File Extension - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
OBJ1 File Extension - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
OBJECT File Extension - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
OBK File Extension - Ubi Soft Chessmaster Opening Book File , etc
OBML File Extension - Opera Mini Saved Web Page (Opera Software ASA), etc
OBN File Extension - Oberon-2 Module Source File , etc
OBP File Extension - Bryce 5 Object Preset (DAZ Productions), etc
OBPACK File Extension - ObjectBar Object Package (Stardock Corporation, Inc.), etc
OBR File Extension - Objective Reference Document Link (Objective Corporation Limited), etc
OBS File Extension - ObjectScript Script , etc
OBSKIN File Extension - ObjectBar Skin File (Stardock Corporation, Inc.), etc
OBT File Extension - Office Binder Template (Microsoft Corporation), etc
OBTHEM File Extension - ObjectBar Theme File (Stardock Corporation, Inc.), etc
OBV File Extension - ObjectScript Visual Interface , etc
OBX File Extension - Rational XDE (IBM), etc
OBZ File Extension - Office Binder Wizard (Microsoft Corporation), etc
OC8 File Extension - OrgCon 8 Organization (EcoMerc), etc
OC9 File Extension - OrgCon 9 Organization (EcoMerc), etc
OCA File Extension - Visual Basic Control Typelib Cache , etc
OCB File Extension - Origin Precompiled Origin C File (OriginLab Corporation), etc
OCC File Extension - DB/TextWorks Database Terms and Words (Inmagic, Inc.), etc
OCCSAN File Extension - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
OCD File Extension - OrgCon 7 Organization (EcoMerc), etc
OCE File Extension - Brio Query (Hyperion Solutions Corporation), etc
OCEN File Extension - EdGCM Data File (The EdGCM Cooperative Project of Columbia University), etc
OCF File Extension - Object Craft File , etc
OCI File Extension - openCanvas Image (System Products Co., Ltd.), etc
OCM File Extension - Netscape Communicator Aim File , etc
OCN File Extension - OneCable.net - Explorer Measurement Data File (OnTimeLine), etc
OCP File Extension - Advanced Art Studio , etc
OCR File Extension - FAXGrapper FAX Text File , etc
OCS File Extension - eDoc DigiSign Digitally Signed Document (Fujitsu Denmark), etc
OCSP File Extension - Optix Scanner Plug-in (mindwrap, inc.), etc
OCT File Extension - Radiance Octree Format , etc
OCTOPU File Extension - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
OCX File Extension - Object Linking and Embedding (OLE) Control Extension (Microsoft Corporation), etc
OC_ File Extension - Doko Compressed Install File , etc
OD1 File Extension - Omnis5 Database File , etc
OD2 File Extension - Omnis5 Database File , etc
OD3 File Extension - Omnis5 Database File , etc
OD4 File Extension - Omnis5 Database File , etc
OD5 File Extension - Omnis5 Database File , etc
OD6 File Extension - Omnis5 Database File , etc
OD7 File Extension - Omnis5 Database File , etc
OD8 File Extension - Omnis5 Database File , etc
OD9 File Extension - Omnis5 Database File , etc
ODA File Extension - ODA Document , etc
ODB File Extension - ArcView Object Database ASCII File (ESRI), etc
ODC File Extension - OpenOffice/StarOffice OpenDocument (Ver 2) Chart (Sun Microsystems, Inc.), etc
ODCCUB File Extension - Office Data Connection , etc
ODCDAT File Extension - Office Data Connection , etc
ODCNEW File Extension - Office Data Connection , etc
ODCTAB File Extension - Office Data Connection , etc
ODD File Extension - Coby Voice Recorder Format (Coby Electronics Corp.), etc
ODDS File Extension - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
ODE File Extension - Office Object Data Embedding File (Microsoft Corporation), etc
ODF File Extension - Star Trek Armada Ship/Structure Infomation , etc
ODG File Extension - OpenOffice/StarOffice OpenDocument (Ver 2) Graphics Document (Sun Microsystems, Inc.), etc
ODH File Extension - Odigo History File (Comverse, Inc. a part of Comverse Technology), etc
ODI File Extension - OpenOffice/StarOffice OpenDocument (Ver 2) Image (Sun Microsystems, Inc.), etc
ODIF File Extension - Open Document Interchange Format , etc
ODL File Extension - Visual C++ Type Library Source (Interface Definition Language File) (Microsoft Corporation), etc
ODM File Extension - Opendisc Software (Opendisc), etc
ODP File Extension - OpenOffice/StarOffice OpenDocument (Ver 2) Presentation (Sun Microsystems, Inc.), etc
ODS File Extension - NCompass Labs Internet Script , etc
ODS# File Extension - OpenOffice/StarOffice OpenDocument (Ver 2) Open Spreadsheet (Sun Microsystems, Inc.), etc
ODT File Extension - OpenOffice/StarOffice OpenDocument (Ver 2) Text Document (Sun Microsystems, Inc.), etc
ODU File Extension - Odigo User File (Comverse, Inc. a part of Comverse Technology), etc
ODZ File Extension - IBM OpenDoc Editor Package File , etc
OEB File Extension - Open eBook Document (International Digital Publishing Forum (IDPF)), etc
OEM File Extension - SB_AWE Keys SB_NT File , etc
OF File Extension - LessDATA Video System OneFile File , etc
OFASTE File Extension - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
OFC File Extension - Open Financial Connectivity File , etc
OFD File Extension - OfficeForms Form Data File (Toplevel Computing), etc
OFF File Extension - 3D Mesh Object File Format , etc
OFFENS File Extension - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
OFFICE File Extension - Unknown Apple II File (found on Golden Orchard Apple II CD Rom) , etc
OFM File Extension - Font (Adobe Systems Incorporated), etc
OFN File Extension - Office FileNew File (Microsoft Corporation), etc