Sorted alphabetically: O
by: Administrator
# File extension The full name of the file
 
1 O file extension Compiled Object File
2 O8G file extension OCTGN Game Definition
3 OAB file extension Offline Address Book
4 OAM file extension Adobe Edge Animate Widget File
5 OAR file extension OpenSimulator Archive
6 OAW file extension OpenArchitectureWare Workflow
7 OB! file extension Orbit Downloader Incomplete Download
8 OB5 file extension TopLang OE Backup
9 OBAK file extension WinSQL Offline Backup
10 OBB file extension Android Opaque Binary Blob File
11 OBD file extension Office Binder Document
12 OBI file extension Outlook RSS Subscription File
13 OBJ file extension Wavefront 3D Object File
14 OBJX file extension Metatools Object Bryce Support
15 OBML file extension Opera Mini Saved Web Page
16 OBP file extension Bryce Object File
17 OBS file extension WAsP Obstacle List
18 OBT file extension Openbox Theme File
19 OBW file extension Superior Drummer Sounds File
20 OBYX file extension Obyx Control
21 OBZ file extension Compressed 3D Object File
22 OC3 file extension openCanvas 3 Event File
23 OC4 file extension openCanvas 4 Event File
24 OC5 file extension openCanvas 5 Event File
25 OCA file extension Custom Control Library Type File
26 OCC file extension Oceanic DataPool File
27 OCD file extension OCAD Map File
28 OCDF file extension OneClickDigital Mp3 Audio Book
29 OCE file extension Open Catalog Extension Connection File
30 OCI file extension openCanvas Image
31 OCM file extension Netscape Communicator Aim
32 OCR file extension FAXGrapper Fax Text File
33 OCT file extension Radiance Octree File
34 OCTEST file extension Xcode Objective-C Unit Test Bundle
35 OCV file extension OCV Training Data
36 OCX file extension ActiveX Control
37 OC_ file extension Compressed ActiveX Control
38 OD file extension Mascopt Graph Request File
39 OD2 file extension Omnis 5 Database
40 OD3 file extension Omnis Studio Database
41 ODB file extension OpenDocument Database
42 ODC file extension Office Data Connection File
43 ODCTABLEFILE file extension Microsoft Office
44 ODF file extension OpenDocument Formula
45 ODG file extension OpenDocument Graphic File
46 ODI file extension OpenDocument Image
47 ODIF file extension Open Document Interchange Format
48 ODL file extension Object Description Language File
49 ODM file extension OverDrive Media File
50 ODO file extension Online Operating System Write Document
51 ODP file extension OpenDocument Presentation
52 ODS file extension OpenDocument Spreadsheet
53 ODT file extension OpenDocument Text Document
54 ODV file extension Ocean Data View Data
55 ODX file extension BizTalk Server Orchestration File
56 OD_ file extension Oracle Compressed Driver
57 OEACCOUNT file extension Windows Mail Account File
58 OEB file extension Outlook Express Backup Wizard File
59 OECL file extension Open EDA Component Library
60 OEF file extension Optim Export
61 OEM file extension OEM Setup File
62 OEX file extension Opera Extension
63 OFB file extension Oxygen Forensic Suite Backup
64 OFC file extension Open Financial Connectivity File
65 OFD file extension ObjectView Form Definition
66 OFF file extension Object File Format
67 OFL file extension Ots File List
68 OFM file extension Melco Embroidery File
69 OFN file extension MS Office File New (Other Office Documents)
70 OFR file extension OptimFROG Audio File
71 OFS file extension OptimFROG Dualstream
72 OFT file extension Outlook File Template
73 OFX file extension Open Financial Exchange File
74 OGA file extension Ogg Vorbis Audio File
75 OGF file extension S.T.A.L.K.E.R. Model File
76 OGG file extension Ogg Vorbis Audio File
77 OGM file extension Ogg Media File
78 OGNC file extension Dynamic Web Page
79 OGO file extension Origin Graphic Object
80 OGS file extension Origons Movie Data File
81 OGV file extension Ogg Video File
82 OGX file extension Ogg Vorbis Multiplexed Media File
83 OGZ file extension Cube 2 Map File
84 OHW file extension Overhoor DrillAssistant List
85 OIL file extension Open Image Library Format Image Format
86 OK file extension Qedit
87 OKM file extension OkMap Map Defining
88 OKR file extension PowerRecover One Key Recovery
89 OKT file extension Oktalyzer Module
90 OKX file extension OKScript
91 OLA file extension Online Access File
92 OLB file extension OLE Object Library
93 OLD file extension Backup File
94 OLK file extension Outlook Address Book File
95 OLK14CATEGORY file extension Outlook Category File
96 OLK14CONTACT file extension Outlook Contact File
97 OLK14EVENT file extension Outlook Calendar Event File
98 OLK14FOLDER file extension Microsoft Outlook 2011 For Mac Folder
99 OLK14GROUP file extension Outlook Group File
100 OLK14MAILACCOUNT file extension Outlook Mail Account File
101 OLK14MESSAGE file extension Outlook Message File
102 OLK14MSGSOURCE file extension Outlook Email Message Data File
103 OLK14NOTE file extension Outlook Note File
104 OLK14PREF file extension Outlook Preferences File
105 OLK14RULE file extension Microsoft Outlook 2011 For Mac Rule
106 OLK14SIGNATURE file extension Outlook Signature File
107 OLK14TASK file extension Outlook Task File
108 OLM file extension Mac Outlook Database File
109 OLPROJ file extension Adobe OnLocation
110 OLT file extension Orbit Downloads List
111 OMA file extension Sony OpenMG Music File
112 OMCS file extension Office Manager Access File
113 OMEG file extension Mathematica For Mac
114 OMF file extension Open Media Framework File
115 OMG file extension O&O DiskImage backup file
116 OMO file extension OMake Object File
117 OMOD file extension Oblivion Mod Archive
118 OMP file extension Office Manager Document Archive
119 OMX file extension OtsAV Media Library Information File
120 OND file extension Lotus Notes Encapsulated Memo File
121 ONE file extension OneNote Document
122 ONECACHE file extension Microsoft OneNote Cache
123 ONEPKG file extension Microsoft OneNote Package File
124 ONETOC2 file extension Microsoft OneNote Table of Contents File
125 ONM file extension Outdoor Navigator Map
126 ONT file extension theWord Bible Text Module
127 ONTX file extension theWord Encrypted Bible Text Module
128 OO3 file extension OmniOutliner 3 File
129 OOG file extension PyGraph Python Graphics Interface Object Oriented Graphics
130 OOK file extension Arachne Batch Script
131 OP file extension ESignal OptionsPlus
132 OP4 file extension Nastran Output
133 OPA file extension Fly! RAW Image Opacity Map
134 OPAL file extension Microsoft Office Customization Tool (OCT) Language-specific Settings
135 OPAX file extension Microsoft Office Customization Tool (OCT) Standard Settings
136 OPC file extension Microsoft Office 97 Upgrade Control
137 OPD file extension Durango Interferometry Software document file
138 OPDOWNLOAD file extension Opera Partially Downloaded File
139 OPENBSD file extension OpenBSD Readme File
140 OPF file extension Open Packaging Format File
141 OPI file extension Adlib OCR Processing Information
142 OPJ file extension OrCAD Project File
143 OPLC file extension Nokia Operator Logo File
144 OPLM file extension Outline Processor Markup Language
145 OPML file extension Outline Processor Markup Language File
146 OPPC file extension Space Marine Game Resource Package
147 OPS file extension Office Profile Settings File
148 OPT file extension MySQL database data file
149 OPTIONS file extension SE-SOFT Configuration File
150 OPTS file extension Linux Configuration Options File
151 OPUS file extension Opus Audio File
152 OPX file extension OrgPlus Org Chart
153 OPXT file extension OrpPlus Template
154 OQY file extension Excel OLAP Query File
155 OR2 file extension Lotus Organizer 2 File
156 OR3 file extension IBM Lotus Organizer 97 File
157 OR4 file extension IBM Lotus Organizer 97 GS File
158 OR5 file extension Lotus Organizer 5 File
159 OR6 file extension Lotus Organizer 6 File
160 OR8 file extension Rational Rose Oracle8 Database Model Report
161 ORA file extension Oracle Database Configuration File
162 ORB file extension Original EBook Reader Ebook
163 ORC file extension CSound orchestra midi file
164 ORDEREDTEST file extension Visual Studio Ordered Test File
165 ORE file extension Ore Executable File
166 ORF file extension Olympus RAW File
167 ORG file extension Lotus Organizer File
168 ORG2+ file extension Lotus Organizer
169 ORI file extension Original File
170 ORIG file extension Original File
171 ORIGINAL file extension Netobjects Fusion Components Bbscomp Message
172 ORL file extension Object-Relational Language
173 ORS file extension DSP Group TrueSpeech Audio Format
174 ORT file extension COREX orthographic transcriptions file
175 ORV file extension Oracom Video File
176 ORX file extension RadiantOne VDS Database Schema
177 OS file extension ObjectScript Source File
178 OSAX file extension FindFile OSAX mac file type
179 OSB file extension OpenStreetMap Binary Map File
180 OSC file extension Remote Installation Services client installation wizard file
181 OSD file extension Open Software Description
182 OSDX file extension Search Connector Description File
183 OSK file extension Osu! Skin File
184 OSL file extension OckamSoft Log
185 OSM file extension OpenStreetMap Map File
186 OSP file extension OpenShot Project File
187 OSR file extension Osu! Replay File
188 OSS file extension Microsoft Outlook Saved Search File
189 OST file extension Outlook Offline Folder File
190 OSU file extension Osu! Script
191 OSX file extension PowerPC Executable File
192 OSZ file extension Osu! Beatmap File
193 OT file extension theWord Old Testament Text Module
194 OTA file extension OTA Bitmap Image
195 OTB file extension Nokia Over The Air Bitmap Image
196 OTC file extension OpenDocument Chart Template
197 OTF file extension OpenType Font
198 OTG file extension OpenDocument Graphic Template
199 OTH file extension OpenDocument HTML Template
200 OTI file extension OpenDocument Image Template
201 OTL file extension NoteTab Outline File
202 OTLN file extension Opal Outline File
203 OTM file extension Outlook Macro File
204 OTP file extension OpenDocument Presentation Template
205 OTRKEY file extension OnlineTvRecorder Encoded Video File
206 OTS file extension OpenDocument Spreadsheet Template
207 OTT file extension OpenDocument Document Template
208 OTX file extension theWord Encrypted Old Testament Text Module
209 OTZ file extension OpenLP Theme File
210 OUT file extension Output File
211 OV file extension OpenInsight Database Overflow
212 OV2 file extension TomTom Points of Interest Database
213 OV3 file extension Overlay
214 OVA file extension Open Virtual Appliance
215 OVD file extension ObjectVision Data
216 OVE file extension Overture Musical Score
217 OVF file extension Open Virtualization File
218 OVH file extension OMSI Bus Settings
219 OVL file extension Rollercoaster Tycoon 3 Data File
220 OVP file extension The Overlay Maker Package File
221 OVPN file extension OpenVPN Configuration File
222 OVR file extension The Overlay Maker Overlay File
223 OVS file extension Ovation 1 Style Sheet
224 OVW file extension Logic Pro Overview File
225 OW file extension Free Pascal 1.0.x Object File
226 OWC file extension OutWit Catch Database
227 OWG file extension OutWit Gear Database
228 OWL file extension OWL Source Code File
229 OWM file extension OutWit XML Mashup File
230 OWS file extension Web Studio Project
231 OXO file extension Ox Object-Oriented Matrix Programming Language
232 OXPS file extension OpenXPS File
233 OXT file extension Apache OpenOffice Extension
234 OXYGENE file extension Oxygene Project File
235 OYX file extension Approach Alternate Database Index
236 OZ file extension Opera Job Management Compressed File