Sorted alphabetically: O
by: Administrator
# File extension The full name of the file
 
1 O file extension Compiled Object File
2 O2C file extension Objects To See 3D
3 O8G file extension OCTGN Game Definition
4 OAB file extension Offline Address Book
5 OAD file extension Suite Notaro Document
6 OAF file extension Microsoft Flight Simulator Texture
7 OAM file extension Adobe Edge Animate Widget File
8 OAP file extension Samsung Bada Signed Installation Package
9 OAR file extension OpenSimulator Archive
10 OAS file extension Microsoft Outlook Attachment Sniffer
11 OAT file extension Google Android RunTime Code
12 OAW file extension OpenArchitectureWare Workflow
13 OB! file extension Orbit Downloader Incomplete Download
14 OB3 file extension ABF Software Outlook Backup Backup
15 OB5 file extension TopLang OE Backup
16 OBAK file extension WinSQL Offline Backup
17 OBB file extension Android Opaque Binary Blob File
18 OBD file extension Office Binder Document
19 OBF file extension OsmAnd Offline GPS Vector Maps
20 OBG file extension ZBrush Mesh
21 OBI file extension Outlook RSS Subscription File
22 OBJ file extension Wavefront 3D Object File
23 OBJX file extension Metatools Object Bryce Support
24 OBK file extension OrCAD Capture Design Or Library
25 OBL file extension TrueSpace
26 OBML file extension Opera Mini Saved Web Page
27 OBML15 file extension Opera Mini 5.1 Saved Web Page
28 OBP file extension Bryce Object File
29 OBR file extension Borland C++ Object Browser Data
30 OBS file extension WAsP Obstacle List
31 OBT file extension Openbox Theme File
32 OBV file extension 3D Photo Browser Thumbnail Cache
33 OBW file extension Superior Drummer Sounds File
34 OBX file extension Rational XDE
35 OBYX file extension Obyx Control
36 OBZ file extension Compressed 3D Object File
37 OC3 file extension openCanvas 3 Event File
38 OC4 file extension openCanvas 4 Event File
39 OC5 file extension openCanvas 5 Event File
40 OCA file extension Custom Control Library Type File
41 OCAMLMAKEFILE file extension Caml Programming Language Makefile
42 OCC file extension Oceanic DataPool File
43 OCD file extension OCAD Map File
44 OCDC file extension Mathematica Document
45 OCDF file extension OneClickDigital Mp3 Audio Book
46 OCE file extension Open Catalog Extension Connection File
47 OCEN file extension EdGCM Data
48 OCF file extension OM2 Cipher
49 OCI file extension openCanvas Image
50 OCM file extension Netscape Communicator Aim
51 OCR file extension FAXGrapper Fax Text File
52 OCT file extension Radiance Octree File
53 OCTEST file extension Xcode Objective-C Unit Test Bundle
54 OCV file extension OCV Training Data
55 OCX file extension ActiveX Control
56 OC_ file extension Compressed ActiveX Control
57 OD file extension Mascopt Graph Request File
58 OD1 file extension Omnis 5 Database
59 OD2 file extension Omnis 5 Database
60 OD3 file extension Omnis Studio Database
61 OD4-9 file extension Omnis5 Database
62 ODB file extension OpenDocument Database
63 ODC file extension Office Data Connection File
64 ODCCUBEFILE file extension OpenDocument 1
65 ODCNEWFILE file extension Microsoft Office Data Connection
66 ODCTABLEFILE file extension Microsoft Office
67 ODE file extension Microsoft Office
68 ODEX file extension Google Android Optimized Executalbe
69 ODF file extension OpenDocument Formula
70 ODG file extension OpenDocument Graphic File
71 ODH file extension Microsoft Visual Studio Interface Definition Language
72 ODI file extension OpenDocument Image
73 ODIF file extension Open Document Interchange Format
74 ODL file extension Object Description Language File
75 ODM file extension OverDrive Media File
76 ODO file extension Online Operating System Write Document
77 ODP file extension OpenDocument Presentation
78 ODS file extension OpenDocument Spreadsheet
79 ODT file extension OpenDocument Text Document
80 ODT# file extension OpenOffice.org Locked Document
81 ODTPC file extension Oracle User Productivity Kit Presentation
82 ODTTF file extension Microsoft Office Document Embedded Font
83 ODV file extension Ocean Data View Data
84 ODX file extension BizTalk Server Orchestration File
85 OD_ file extension Oracle Compressed Driver
86 OEACCAOUNT file extension Windows Mail
87 OEACCOUNT file extension Windows Mail Account File
88 OEB file extension Outlook Express Backup Wizard File
89 OECL file extension Open EDA Component Library
90 OEF file extension Optim Export
91 OEM file extension OEM Setup File
92 OEMIGACCOUNT file extension Outlook Express Temporary
93 OET file extension ESignal Order Entry Ticket
94 OEX file extension Opera Extension
95 OFB file extension Oxygen Forensic Suite Backup
96 OFC file extension Open Financial Connectivity File
97 OFD file extension ObjectView Form Definition
98 OFF file extension Object File Format
99 OFFSETS file extension Offset
100 OFL file extension Ots File List
101 OFM file extension Melco Embroidery File
102 OFN file extension MS Office File New (Other Office Documents)
103 OFP file extension Objecteering Project
104 OFR file extension OptimFROG Audio File
105 OFS file extension OptimFROG Dualstream
106 OFT file extension Outlook File Template
107 OFX file extension Open Financial Exchange File
108 OGA file extension Ogg Vorbis Audio File
109 OGD file extension Oracle Forms Graph
110 OGF file extension S.T.A.L.K.E.R. Model File
111 OGG file extension Ogg Vorbis Audio File
112 OGM file extension Ogg Media File
113 OGNC file extension Dynamic Web Page
114 OGO file extension Origin Graphic Object
115 OGS file extension Origons Movie Data File
116 OGV file extension Ogg Video File
117 OGW file extension OriginLab Worksheet
118 OGX file extension Ogg Vorbis Multiplexed Media File
119 OGZ file extension Cube 2 Map File
120 OH file extension DrillAssistant List
121 OHP file extension MS-DOS 7
122 OHS file extension Bink Outbound History
123 OHW file extension Overhoor DrillAssistant List
124 OIF file extension QuickBase Web-sharable Database Interchange
125 OIL file extension Open Image Library Format Image Format
126 OJP file extension 3WayPack
127 OK file extension Qedit
128 OKM file extension OkMap Map Defining
129 OKOZO file extension Okozo Desktop Animation
130 OKR file extension PowerRecover One Key Recovery
131 OKS file extension OKScript
132 OKT file extension Oktalyzer Module
133 OKX file extension OKScript
134 OL file extension Valve Hammer Object Layout
135 OLA file extension Online Access File
136 OLB file extension OLE Object Library
137 OLB2 file extension CanOpener Library
138 OLD file extension Backup File
139 OLE2 file extension Microsoft Office Binary Document Container Format
140 OLK file extension Outlook Address Book File
141 OLK14CATEGORY file extension Outlook Category File
142 OLK14CONTACT file extension Outlook Contact File
143 OLK14DBHEADER file extension Microsoft Outlook 2011 For Mac Database
144 OLK14EVENT file extension Outlook Calendar Event File
145 OLK14FOLDER file extension Microsoft Outlook 2011 For Mac Folder
146 OLK14GROUP file extension Outlook Group File
147 OLK14MAILACCOUNT file extension Outlook Mail Account File
148 OLK14MESSAGE file extension Outlook Message File
149 OLK14MSGATTACH file extension Microsoft Outlook 2011 For Mac Message Attachment
150 OLK14MSGSOURCE file extension Outlook Email Message Data File
151 OLK14NOTE file extension Outlook Note File
152 OLK14PREF file extension Outlook Preferences File
153 OLK14RECENT file extension Microsoft Outlook 2011 For Mac Recent Address
154 OLK14RULE file extension Microsoft Outlook 2011 For Mac Rule
155 OLK14SCHEDULE file extension Microsoft Outlook 2011 For Mac Schedule
156 OLK14SEARCH file extension Microsoft Outlook 2011 For Mac Saved Search
157 OLK14SIGNATURE file extension Outlook Signature File
158 OLK14TASK file extension Outlook Task File
159 OLL file extension TrialDirector Load
160 OLM file extension Mac Outlook Database File
161 OLN file extension Microsoft Visual C++ Outline Examples
162 OLPROJ file extension Adobe OnLocation
163 OLS file extension Microsoft Office List Shortcut
164 OLT file extension Orbit Downloads List
165 OMA file extension Sony OpenMG Music File
166 OMCS file extension Office Manager Access File
167 OMD file extension MapInfo Routing J Server Data
168 OMEG file extension Mathematica For Mac
169 OMF file extension Open Media Framework File
170 OMFI file extension Open Media Framework
171 OMG file extension O&O DiskImage backup file
172 OMO file extension OMake Object File
173 OMOD file extension Oblivion Mod Archive
174 OMP file extension Office Manager Document Archive
175 OMR file extension OMR Template
176 OMS file extension Order Maven
177 OMT file extension SITH HLA Object Model Template
178 OMX file extension OtsAV Media Library Information File
179 ON2 file extension On2 Encoded FLV
180 OND file extension Lotus Notes Encapsulated Memo File
181 ONE file extension OneNote Document
182 ONECACHE file extension Microsoft OneNote Cache
183 ONEPKG file extension Microsoft OneNote Package File
184 ONETMP file extension Microsoft OneNote Temporary
185 ONETOC file extension Microsoft OneNote Table Of Contents
186 ONETOC2 file extension Microsoft OneNote Table of Contents File
187 ONM file extension Outdoor Navigator Map
188 ONT file extension theWord Bible Text Module
189 ONTX file extension theWord Encrypted Bible Text Module
190 OO3 file extension OmniOutliner 3 File
191 OOG file extension PyGraph Python Graphics Interface Object Oriented Graphics
192 OOGL file extension Geomview Object Oriented Graphics Library
193 OOK file extension Arachne Batch Script
194 OOS file extension OpenOffice.org Spreadsheet
195 OP file extension ESignal OptionsPlus
196 OP2 file extension Outpost 2 Saved Game
197 OP4 file extension Nastran Output
198 OPA file extension Fly! RAW Image Opacity Map
199 OPAL file extension Microsoft Office Customization Tool (OCT) Language-specific Settings
200 OPAX file extension Microsoft Office Customization Tool (OCT) Standard Settings
201 OPC file extension Microsoft Office 97 Upgrade Control
202 OPD file extension Durango Interferometry Software document file
203 OPDOWNLOAD file extension Opera Partially Downloaded File
204 OPEF file extension OmniPass Encrypted Folder
205 OPENBSD file extension OpenBSD Readme File
206 OPF file extension Open Packaging Format File
207 OPG file extension Offline Plan Generation Package
208 OPI file extension Adlib OCR Processing Information
209 OPJ file extension OrCAD Project File
210 OPK file extension Sinking Island/LIle Noyée Game
211 OPLC file extension Nokia Operator Logo File
212 OPLM file extension Outline Processor Markup Language
213 OPML file extension Outline Processor Markup Language File
214 OPN file extension Court Opinion
215 OPPC file extension Space Marine Game Resource Package
216 OPQ file extension Eschalon: Book I Game
217 OPR file extension OPRO X Browser
218 OPS file extension Office Profile Settings File
219 OPT file extension MySQL database data file
220 OPTIONS file extension SE-SOFT Configuration File
221 OPTS file extension Linux Configuration Options File
222 OPUS file extension Opus Audio File
223 OPW file extension OrgPlus For Windows Organization Chart
224 OPX file extension OrgPlus Org Chart
225 OPXT file extension OrpPlus Template
226 OPY file extension OptiY Model
227 OP_ file extension GKSetup Support
228 OQY file extension Excel OLAP Query File
229 OR2 file extension Lotus Organizer 2 File
230 OR3 file extension IBM Lotus Organizer 97 File
231 OR4 file extension IBM Lotus Organizer 97 GS File
232 OR5 file extension Lotus Organizer 5 File
233 OR6 file extension Lotus Organizer 6 File
234 OR8 file extension Rational Rose Oracle8 Database Model Report
235 ORA file extension Oracle Database Configuration File
236 ORB file extension Original EBook Reader Ebook
237 ORC file extension CSound orchestra midi file
238 ORDEREDTEST file extension Visual Studio Ordered Test File
239 ORE file extension Ore Executable File
240 ORF file extension Olympus RAW File
241 ORG file extension Lotus Organizer File
242 ORG2+ file extension Lotus Organizer
243 ORI file extension Original File
244 ORIG file extension Original File
245 ORIGINAL file extension Netobjects Fusion Components Bbscomp Message
246 ORIGINAL_MOBI file extension MOBI Ebook Backup
247 ORK file extension Warhammer Mark Of Chaos Game Archive
248 ORL file extension Object-Relational Language
249 ORMDESIGNER file extension ORM Designer Project
250 ORS file extension DSP Group TrueSpeech Audio Format
251 ORT file extension COREX orthographic transcriptions file
252 ORV file extension Oracom Video File
253 ORX file extension RadiantOne VDS Database Schema
254 ORZ file extension Holic Game
255 OS file extension ObjectScript Source File
256 OSA file extension W32/Sober-AD
257 OSAS file extension Apple Script Library Tani Script
258 OSAX file extension FindFile OSAX mac file type
259 OSB file extension OpenStreetMap Binary Map File
260 OSBX file extension OneSafe Exported Backup
261 OSC file extension Remote Installation Services client installation wizard file
262 OSCD file extension TouchOSC Interface Editor Template
263 OSD file extension Open Software Description
264 OSDX file extension Search Connector Description File
265 OSF file extension Descent 3 Sound
266 OSG file extension OSGJS JSON Input
267 OSK file extension Osu! Skin File
268 OSL file extension OckamSoft Log
269 OSM file extension OpenStreetMap Map File
270 OSP file extension OpenShot Project File
271 OSR file extension Osu! Replay File
272 OSS file extension Microsoft Outlook Saved Search File
273 OST file extension Outlook Offline Folder File
274 OSU file extension Osu! Script
275 OSX file extension PowerPC Executable File
276 OSZ file extension Osu! Beatmap File
277 OT file extension theWord Old Testament Text Module
278 OTA file extension OTA Bitmap Image
279 OTB file extension Nokia Over The Air Bitmap Image
280 OTC file extension OpenDocument Chart Template
281 OTF file extension OpenType Font
282 OTG file extension OpenDocument Graphic Template
283 OTH file extension OpenDocument HTML Template
284 OTI file extension OpenDocument Image Template
285 OTL file extension NoteTab Outline File
286 OTLN file extension Opal Outline File
287 OTM file extension Outlook Macro File
288 OTP file extension OpenDocument Presentation Template
289 OTR file extension IRIX Complied FTR
290 OTRKEY file extension OnlineTvRecorder Encoded Video File
291 OTS file extension OpenDocument Spreadsheet Template
292 OTT file extension OpenDocument Document Template
293 OTV file extension Rotor-Disc OTV Kit OTV Calibration
294 OTX file extension theWord Encrypted Old Testament Text Module
295 OTZ file extension OpenLP Theme File
296 OUT file extension Output File
297 OUX file extension Bibexcel
298 OV file extension OpenInsight Database Overflow
299 OV1 file extension Overlay
300 OV2 file extension TomTom Points of Interest Database
301 OV3 file extension Overlay
302 OV4 file extension Overlay
303 OV5 file extension Overlay
304 OVA file extension Open Virtual Appliance
305 OVD file extension ObjectVision Data
306 OVE file extension Overture Musical Score
307 OVF file extension Open Virtualization File
308 OVG file extension ObjectVision Converted Graphic
309 OVH file extension OMSI Bus Settings
310 OVL file extension Rollercoaster Tycoon 3 Data File
311 OVOLOG file extension OoVoo Log
312 OVP file extension The Overlay Maker Package File
313 OVPN file extension OpenVPN Configuration File
314 OVR file extension The Overlay Maker Overlay File
315 OVS file extension Ovation 1 Style Sheet
316 OVW file extension Logic Pro Overview File
317 OW file extension Free Pascal 1.0.x Object File
318 OWC file extension OutWit Catch Database
319 OWG file extension OutWit Gear Database
320 OWL file extension OWL Source Code File
321 OWM file extension OutWit XML Mashup File
322 OWR file extension PeopleSoft Results Archive
323 OWS file extension Web Studio Project
324 OXF file extension IBM Rational Rhapsody
325 OXO file extension Ox Object-Oriented Matrix Programming Language
326 OXPS file extension OpenXPS File
327 OXT file extension Apache OpenOffice Extension
328 OXYGENE file extension Oxygene Project File
329 OYX file extension Approach Alternate Database Index
330 OZ file extension Opera Job Management Compressed File
331 OZF2 file extension OziExplorer Map
332 OZFX3 file extension OziExplorer Image
333 OZP file extension Orgadata LogiKal