Sorted alphabetically: O

#File extensionThe full name of the file
 
1 O File Extension Compiled Object Format
2 O01 File Extension Typhoon Voice
3 O2C File Extension Objects To See 3D
4 O8D File Extension OCTGN Deck
5 O8G File Extension OCTGN Game Definition
6 O8O File Extension Mediator 5 Repository Tabs Vorlagen.006
7 O8S File Extension OCTGN Set
8 OAB File Extension Offline Address Book
9 OAD File Extension Suite Notaro Document
10 OAF File Extension Microsoft Flight Simulator Texture
11 OAM File Extension Adobe Edge Animate Widget Format
12 OAP File Extension Samsung Bada Signed Installation Package
13 OAR File Extension OpenSimulator Archive
14 OAS File Extension Microsoft Outlook Attachment Sniffer
15 OAT File Extension Google Android RunTime Code
16 OAV File Extension Microsoft Flight Simulator Texture
17 OAW File Extension OpenArchitectureWare Workflow
18 OAZ File Extension NetFax Manager OAZ Fax Image
19 OB File Extension IBM LinkWay Object
20 OB! File Extension Orbit Downloader Incomplete Download
21 OB3 File Extension ABF Software Outlook Backup Backup
22 OB5 File Extension TopLang OE Backup
23 OBAK File Extension WinSQL Offline Backup
24 OBB File Extension Android Opaque Binary Blob Format
25 OBD File Extension Office Binder Document
26 OBF File Extension OsmAnd Offline GPS Vector Maps
27 OBG File Extension ZBrush Mesh
28 OBI File Extension Outlook RSS Subscription Format
29 OBJ File Extension Wavefront 3D Object Format
30 OBJX File Extension Metatools Object Bryce Support
31 OBK File Extension OrCAD Capture Design Or Library
32 OBL File Extension TrueSpace
33 OBM File Extension EIAS Camera Motion Export Format
34 OBML File Extension Opera Mini Saved Web Page
35 OBML15 File Extension Opera Mini 5.1 Saved Web Page
36 OBP File Extension Bryce Object Format
37 OBPACK File Extension ObjectBar Theme Pack
38 OBR File Extension Borland C++ Object Browser Data
39 OBS File Extension WAsP Obstacle List
40 OBT File Extension Openbox Theme Format
41 OBV File Extension 3D Photo Browser Thumbnail Cache
42 OBW File Extension Superior Drummer Sounds Format
43 OBX File Extension Rational XDE
44 OBYX File Extension Obyx Control
45 OBZ File Extension Compressed 3D Object Format
46 OC3 File Extension OpenCanvas 3 Event Format
47 OC4 File Extension OpenCanvas 4 Event Format
48 OC5 File Extension OpenCanvas 5 Event Format
49 OC9 File Extension OrgCon Organization
50 OCA File Extension Custom Control Library Type Format
51 OCAMLMAKEFILE File Extension Caml Programming Language Makefile
52 OCB File Extension Origin Precompiled Origin C
53 OCC File Extension Oceanic DataPool Format
54 OCD File Extension OCAD Map Format
55 OCDC File Extension Mathematica Document
56 OCDF File Extension OneClickDigital Mp3 Audio Book
57 OCE File Extension Open Catalog Extension Connection Format
58 OCEN File Extension EdGCM Data
59 OCF File Extension OM2 Cipher
60 OCG File Extension Osprey Custom Graph
61 OCI File Extension OpenCanvas Image
62 OCL File Extension Object Constraint Language Data Format
63 OCM File Extension Netscape Communicator Aim
64 OCP File Extension Advanced Art Studio Image
65 OCR File Extension FAXGrapper Fax Text Format
66 OCT File Extension Radiance Octree Format
67 OCTEST File Extension Xcode Objective-C Unit Test Bundle
68 OCV File Extension OCV Training Data
69 OCX File Extension ActiveX Control
70 OC_ File Extension Compressed ActiveX Control
71 OD File Extension Mascopt Graph Request Format
72 OD1 File Extension Omnis 5 Database
73 OD2 File Extension Omnis 5 Database
74 OD3 File Extension Omnis Studio Database
75 OD4-9 File Extension Omnis5 Database
76 OD5 File Extension Omnis 5 Database Format
77 ODB File Extension OpenDocument Database
78 ODC File Extension Office Data Connection Format
79 ODCCUBEFILE File Extension OpenDocument 1
80 ODCDATABASEFILE File Extension Microsoft Office Data Format
81 ODCNEWFILE File Extension Microsoft Office Data Connection
82 ODCTABLEFILE File Extension Microsoft Office
83 ODE File Extension Microsoft Office
84 ODEX File Extension Google Android Optimized Executalbe
85 ODF File Extension OpenDocument Formula
86 ODG File Extension OpenDocument Graphic Format
87 ODH File Extension Microsoft Visual Studio Interface Definition Language
88 ODI File Extension OpenDocument Image
89 ODIF File Extension Open Document Interchange Format
90 ODL File Extension Object Description Language Format
91 ODM File Extension OverDrive Media Format
92 ODO File Extension Online Operating System Write Document
93 ODP File Extension OpenDocument Presentation
94 ODR File Extension HMI Builder Report Format
95 ODS File Extension OpenDocument Spreadsheet
96 ODT File Extension OpenDocument Text Document
97 ODT# File Extension OpenOffice.org Locked Document
98 ODTPC File Extension Oracle User Productivity Kit Presentation
99 ODTTF File Extension Microsoft Office Document Embedded Font
100 ODV File Extension Ocean Data View Data
101 ODVI File Extension LaTeX
102 ODX File Extension BizTalk Server Orchestration Format
103 OD_ File Extension Oracle Compressed Driver
104 OEACCAOUNT File Extension Windows Mail
105 OEACCOUNT File Extension Windows Mail Account Format
106 OEB File Extension Outlook Express Backup Wizard Format
107 OECL File Extension Open EDA Component Library
108 OEF File Extension Optim Export
109 OEM File Extension OEM Setup Format
110 OEMIGACCOUNT File Extension Outlook Express Temporary
111 OER File Extension AU OER TOOLS Project Format
112 OET File Extension ESignal Order Entry Ticket
113 OEX File Extension Opera Extension
114 OFA File Extension Kodak OfotoNow
115 OFB File Extension Oxygen Forensic Suite Backup
116 OFC File Extension Open Financial Connectivity Format
117 OFD File Extension ObjectView Form Definition
118 OFF File Extension Object Format Format
119 OFFICEUI File Extension Microsoft Office UI Customization
120 OFFSETS File Extension Offset
121 OFL File Extension Ots Format List
122 OFM File Extension Melco Embroidery Format
123 OFN File Extension MS Office Format New (Other Office Documents)
124 OFP File Extension Objecteering Project
125 OFR File Extension OptimFROG Audio Format
126 OFS File Extension OptimFROG Dualstream
127 OFT File Extension Outlook Format Template
128 OFX File Extension Open Financial Exchange Format
129 OGA File Extension Ogg Vorbis Audio Format
130 OGD File Extension Oracle Forms Graph
131 OGF File Extension S.T.A.L.K.E.R. Model Format
132 OGG File Extension Ogg Vorbis Audio Format
133 OGL File Extension ATI Overlay Source Code
134 OGM File Extension Ogg Media Format
135 OGNC File Extension Dynamic Web Page
136 OGO File Extension Origin Graphic Object
137 OGR File Extension OGR C++ Open Source Library
138 OGRE File Extension OGRE 3D Data Format
139 OGS File Extension Origons Movie Data Format
140 OGV File Extension Ogg Video Format
141 OGW File Extension OriginLab Worksheet
142 OGX File Extension Ogg Vorbis Multiplexed Media Format
143 OGZ File Extension Cube 2 Map Format
144 OH File Extension DrillAssistant List
145 OH4 File Extension Overhoor List
146 OHP File Extension MS-DOS 7
147 OHS File Extension Bink Outbound History
148 OHW File Extension Overhoor DrillAssistant List
149 OIF File Extension QuickBase Web-sharable Database Interchange
150 OIL File Extension Open Image Library Format Image Format
151 OJP File Extension 3WayPack
152 OK File Extension Qedit
153 OKM File Extension OkMap Map Defining
154 OKOZO File Extension Okozo Desktop Animation
155 OKR File Extension PowerRecover One Key Recovery
156 OKS File Extension OKScript
157 OKT File Extension Oktalyzer Module
158 OKX File Extension OKScript
159 OL File Extension Valve Hammer Object Layout
160 OLA File Extension Online Access Format
161 OLB File Extension OLE Object Library
162 OLB2 File Extension CanOpener Library
163 OLD File Extension Backup Format
164 OLE File Extension Microsoft Object Linking And Embedding
165 OLE2 File Extension Microsoft Office Binary Document Container Format
166 OLF File Extension OyezForms Legal Documents
167 OLK File Extension Outlook Address Book Format
168 OLK14ARRANGE File Extension Microsoft Outlook 2011 For Mac Data Format
169 OLK14CATEGORY File Extension Outlook Category Format
170 OLK14CONTACT File Extension Outlook Contact Format
171 OLK14DBHEADER File Extension Microsoft Outlook 2011 For Mac Database
172 OLK14EVENT File Extension Outlook Calendar Event Format
173 OLK14EXACCOUNT File Extension Microsoft Outlook 2011 For Mac Data Format
174 OLK14FOLDER File Extension Microsoft Outlook 2011 For Mac Folder
175 OLK14GROUP File Extension Outlook Group Format
176 OLK14IMAPSYNCMAP File Extension Microsoft Outlook 2011 For Mac Data Format
177 OLK14MAILACCOUNT File Extension Outlook Mail Account Format
178 OLK14MESSAGE File Extension Outlook Message Format
179 OLK14MSGATTACH File Extension Microsoft Outlook 2011 For Mac Message Attachment
180 OLK14MSGSOURCE File Extension Outlook Email Message Data Format
181 OLK14NOTE File Extension Outlook Note Format
182 OLK14PREF File Extension Outlook Preferences Format
183 OLK14RECENT File Extension Microsoft Outlook 2011 For Mac Recent Address
184 OLK14RULE File Extension Microsoft Outlook 2011 For Mac Rule
185 OLK14SCHEDULE File Extension Microsoft Outlook 2011 For Mac Schedule
186 OLK14SEARCH File Extension Microsoft Outlook 2011 For Mac Saved Search
187 OLK14SIGNATURE File Extension Outlook Signature Format
188 OLK14TASK File Extension Outlook Task Format
189 OLK14UID File Extension Microsoft Outlook 2011 For Mac UID
190 OLK15MESSAGE File Extension Microsoft Outlook For Mac Message Format
191 OLL File Extension TrialDirector Load
192 OLM File Extension Mac Outlook Database Format
193 OLN File Extension Microsoft Visual C++ Outline Examples
194 OLPROJ File Extension Adobe OnLocation
195 OLR File Extension Openlab RAW Image Format
196 OLS File Extension Microsoft Office List Shortcut
197 OLT File Extension Orbit Downloads List
198 OLV File Extension Roller Coaster Tycoon
199 OLY File Extension AFP Advanced Function Presentation Overlay Resource
200 OMA File Extension Sony OpenMG Music Format
201 OMC File Extension Origin Customized Menu
202 OMCS File Extension Office Manager Access Format
203 OMD File Extension MapInfo Routing J Server Data
204 OME File Extension Open Microscopy Environment OME Image Format
205 OMEG File Extension Mathematica For Mac
206 OMF File Extension Open Media Framework Format
207 OMFI File Extension Open Media Framework
208 OMG File Extension O&O DiskImage Backup Format
209 OMK File Extension Ocera Make System Script Format
210 OML File Extension TracePro Model
211 OMLOG File Extension CA OM Web Viewer Log Format
212 OMN File Extension Omnipotent Collection
213 OMO File Extension OMake Object Format
214 OMOD File Extension Oblivion Mod Archive
215 OMP File Extension Office Manager Document Archive
216 OMR File Extension OMR Template
217 OMS File Extension Order Maven
218 OMT File Extension SITH HLA Object Model Template
219 OMU File Extension XWE Data Format
220 OMX File Extension OtsAV Media Library Information Format
221 ON2 File Extension On2 Encoded FLV
222 ONB File Extension OpenModelica Document Format
223 ONBATCH File Extension ON1 Photo Data Format
224 OND File Extension Lotus Notes Encapsulated Memo Format
225 ONE File Extension OneNote Document
226 ONEBIN File Extension OneNote Data Format
227 ONECACHE File Extension Microsoft OneNote Cache
228 ONEFFECTS File Extension Perfect Effects Data Format
229 ONEPKG File Extension Microsoft OneNote Package Format
230 ONETMP File Extension Microsoft OneNote Temporary
231 ONETOC File Extension Microsoft OneNote Table Of Contents
232 ONETOC2 File Extension Microsoft OneNote Table Of Contents Format
233 ONM File Extension Outdoor Navigator Map
234 ONRESIZE File Extension Perfect Effects Data Format
235 ONT File Extension TheWord Bible Text Module
236 ONTX File Extension TheWord Encrypted Bible Text Module
237 ONW File Extension Omron HMI NTST
238 ONX File Extension OnyxGrass Image
239 OO3 File Extension OmniOutliner 3 Format
240 OOC File Extension CHARTrunner Definition Data Format
241 OODAGTDAT File Extension O&O Defrag Binary Report Format
242 OODAGTID File Extension O&O Defrag Binary Report Format
243 OODAGTRPD File Extension O&O Defrag Binary Report Format
244 OODBRI File Extension O&O Defrag Binary Report Format
245 OODGUISETTINGS File Extension O&O Defrag GUI Settings Format
246 OOG File Extension PyGraph Python Graphics Interface Object Oriented Graphics
247 OOGL File Extension Geomview Object Oriented Graphics Library
248 OOK File Extension Arachne Batch Script
249 OOPS File Extension Oops Format
250 OOS File Extension OpenOffice.org Spreadsheet
251 OOT File Extension OpenOffice.org Text
252 OP File Extension ESignal OptionsPlus
253 OP2 File Extension Outpost 2 Saved Game
254 OP4 File Extension Nastran Output
255 OPA File Extension Fly! RAW Image Opacity Map
256 OPAL File Extension Microsoft Office Customization Tool (OCT) Language-specific Settings
257 OPAX File Extension Microsoft Office Customization Tool (OCT) Standard Settings
258 OPB File Extension Bryce Object
259 OPC File Extension Microsoft Office 97 Upgrade Control
260 OPD File Extension Durango Interferometry Software Document Format
261 OPDOWNLOAD File Extension Opera Partially Downloaded Format
262 OPEF File Extension OmniPass Encrypted Folder
263 OPENBSD File Extension OpenBSD Readme Format
264 OPF File Extension Open Packaging Format Format
265 OPG File Extension Offline Plan Generation Package
266 OPI File Extension Adlib OCR Processing Information
267 OPJ File Extension OrCAD Project Format
268 OPK File Extension Sinking Island/LIle Noyée Game
269 OPLC File Extension Nokia Operator Logo Format
270 OPLM File Extension Outline Processor Markup Language
271 OPLX File Extension Omniplan Project Document Format
272 OPML File Extension Outline Processor Markup Language Format
273 OPN File Extension Court Opinion
274 OPP File Extension IPhotoDVD
275 OPPC File Extension Space Marine Game Resource Package
276 OPQ File Extension Eschalon: Book I Game
277 OPR File Extension OPRO X Browser
278 OPRC File Extension Palm OS Data Format
279 OPS File Extension Office Profile Settings Format
280 OPT File Extension MySQL Database Data Format
281 OPTIONS File Extension SE-SOFT Configuration Format
282 OPTS File Extension Linux Configuration Options Format
283 OPUS File Extension Opus Audio Format
284 OPUSCERT File Extension Directory Opus Certificate Format
285 OPW File Extension OrgPlus For Windows Organization Chart
286 OPX File Extension OrgPlus Org Chart
287 OPXT File Extension OrpPlus Template
288 OPY File Extension OptiY Model
289 OP_ File Extension GKSetup Support
290 OQY File Extension Excel OLAP Query Format
291 OR2 File Extension Lotus Organizer 2 Format
292 OR3 File Extension IBM Lotus Organizer 97 Format
293 OR4 File Extension IBM Lotus Organizer 97 GS Format
294 OR5 File Extension Lotus Organizer 5 Format
295 OR6 File Extension Lotus Organizer 6 Format
296 OR8 File Extension Rational Rose Oracle8 Database Model Report
297 ORA File Extension Oracle Database Configuration Format
298 ORB File Extension Original EBook Reader Ebook
299 ORC File Extension CSound Orchestra Midi Format
300 ORD File Extension OMAX Routed Data Format
301 ORDEREDTEST File Extension Visual Studio Ordered Test Format
302 ORE File Extension Ore Executable Format
303 ORF File Extension Olympus RAW Format
304 ORG File Extension Lotus Organizer Format
305 ORG2+ File Extension Lotus Organizer
306 ORI File Extension Original Format
307 ORIG File Extension Original Format
308 ORIGINAL File Extension Netobjects Fusion Components Bbscomp Message
309 ORIGINAL_EPUB File Extension EPUB Ebook Backup
310 ORIGINAL_MOBI File Extension MOBI Ebook Backup
311 ORK File Extension Warhammer Mark Of Chaos Game Archive
312 ORL File Extension Object-Relational Language
313 ORMDESIGNER File Extension ORM Designer Project
314 ORS File Extension DSP Group TrueSpeech Audio Format
315 ORT File Extension COREX Orthographic Transcriptions Format
316 ORV File Extension Oracom Video Format
317 ORX File Extension RadiantOne VDS Database Schema
318 ORY File Extension Sage ACT! Data Format
319 ORZ File Extension Holic Game
320 OS File Extension ObjectScript Source Format
321 OS2 File Extension Os2 System
322 OS3 File Extension OS/2 Warp 3
323 OSA File Extension W32/Sober-AD
324 OSAS File Extension Apple Script Library Tani Script
325 OSAX File Extension FindFile OSAX Mac Format Type
326 OSB File Extension OpenStreetMap Binary Map Format
327 OSBX File Extension OneSafe Exported Backup
328 OSC File Extension Remote Installation Services Client Installation Wizard Format
329 OSCD File Extension TouchOSC Interface Editor Template
330 OSD File Extension Open Software Description
331 OSDX File Extension Search Connector Description Format
332 OSF File Extension Descent 3 Sound
333 OSG File Extension OSGJS JSON Input
334 OSGB File Extension OpenSceneGraph Binary Scene Data Format
335 OSK File Extension Osu! Skin Format
336 OSL File Extension OckamSoft Log
337 OSM File Extension OpenStreetMap Map Format
338 OSN File Extension Open Symbolic Notation Data Format
339 OSP File Extension OpenShot Project Format
340 OSR File Extension Osu! Replay Format
341 OSS File Extension Microsoft Outlook Saved Search Format
342 OST File Extension Outlook Offline Folder Format
343 OSU File Extension Osu! Script
344 OSW File Extension ONESWING Contents
345 OSX File Extension PowerPC Executable Format
346 OSZ File Extension Osu! Beatmap Format
347 OT File Extension TheWord Old Testament Text Module
348 OTA File Extension OTA Bitmap Image
349 OTB File Extension Nokia Over The Air Bitmap Image
350 OTC File Extension OpenDocument Chart Template
351 OTD File Extension OpenIV Texture Data
352 OTF File Extension OpenType Font
353 OTG File Extension OpenDocument Graphic Template
354 OTH File Extension OpenDocument HTML Template
355 OTI File Extension OpenDocument Image Template
356 OTL File Extension NoteTab Outline Format
357 OTLN File Extension Opal Outline Format
358 OTM File Extension Outlook Macro Format
359 OTP File Extension OpenDocument Presentation Template
360 OTR File Extension IRIX Complied FTR
361 OTRKEY File Extension OnlineTvRecorder Encoded Video Format
362 OTS File Extension OpenDocument Spreadsheet Template
363 OTT File Extension OpenDocument Document Template
364 OTV File Extension Rotor-Disc OTV Kit OTV Calibration
365 OTVDATAFILE File Extension OnlineTV Data Format
366 OTX File Extension TheWord Encrypted Old Testament Text Module
367 OTZ File Extension OpenLP Theme Format
368 OUT File Extension Output Format
369 OUT1 File Extension UltraEdit Data Format
370 OUTJOB File Extension Altium Designer Data Format
371 OUTLINE File Extension FontTwister Letter Outline
372 OUTLOOK97 File Extension Microsoft Outlook Custom Mail
373 OUV File Extension Sphinx Open Ended Responses Format
374 OUX File Extension Bibexcel
375 OV File Extension OpenInsight Database Overflow
376 OV1 File Extension Overlay
377 OV2 File Extension TomTom Points Of Interest Database
378 OV3 File Extension Overlay
379 OV4 File Extension Overlay
380 OV5 File Extension Overlay
381 OVA File Extension Open Virtual Appliance
382 OVD File Extension ObjectVision Data
383 OVE File Extension Overture Musical Score
384 OVF File Extension Open Virtualization Format
385 OVG File Extension ObjectVision Converted Graphic
386 OVH File Extension OMSI Bus Settings
387 OVK File Extension Little Busters! Game Data Format
388 OVL File Extension Rollercoaster Tycoon 3 Data Format
389 OVLX File Extension E-Sword Overlay Data Format
390 OVOLOG File Extension OoVoo Log
391 OVP File Extension The Overlay Maker Package Format
392 OVPN File Extension OpenVPN Configuration Format
393 OVR File Extension The Overlay Maker Overlay Format
394 OVS File Extension Ovation 1 Style Sheet
395 OVT File Extension Orbit Vector Tiled Format
396 OVW File Extension Logic Pro Overview Format
397 OW File Extension Free Pascal 1.0.x Object Format
398 OWC File Extension OutWit Catch Database
399 OWG File Extension OutWit Gear Database
400 OWL File Extension OWL Source Code Format
401 OWM File Extension OutWit XML Mashup Format
402 OWR File Extension PeopleSoft Results Archive
403 OWS File Extension Web Studio Project
404 OWT File Extension Ancestry.com OneWorldTree
405 OX File Extension Ox Object-Oriented Matrix Programming Language
406 OXD File Extension PS3 Proxy Server
407 OXF File Extension IBM Rational Rhapsody
408 OXO File Extension Ox Object-Oriented Matrix Programming Language
409 OXPS File Extension OpenXPS Format
410 OXS File Extension Racer Onyx Script Format
411 OXT File Extension Apache OpenOffice Extension
412 OXYGENE File Extension Oxygene Project Format
413 OYX File Extension Approach Alternate Database Index
414 OYZ File Extension Lotus Approach Alternate DBASE Index
415 OZ File Extension Opera Job Management Compressed Format
416 OZD File Extension Win32.TrojanDownloader.Agent.OZD Trojan Format
417 OZF2 File Extension OziExplorer Map
418 OZFX3 File Extension OziExplorer Image
419 OZJ File Extension Mu Online Graphic
420 OZP File Extension Orgadata LogiKal
421 OZT File Extension Mu Online Texture
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3DXML

Dassault Systemes 3D XML Format

3DXML is a lightweight, universal file format based on XML developed by Dassault Systemes for 3DVIA solution for 3D data exchange. Single 3DXML can...