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 OEACCOUNT file extension Windows Mail Account File
57 OEB file extension Outlook Express Backup Wizard File
58 OECL file extension Open EDA Component Library
59 OEF file extension Optim Export
60 OEM file extension OEM Setup File
61 OEX file extension Opera Extension
62 OFB file extension Oxygen Forensic Suite Backup
63 OFC file extension Open Financial Connectivity File
64 OFD file extension ObjectView Form Definition
65 OFF file extension Object File Format
66 OFL file extension Ots File List
67 OFM file extension Melco Embroidery File
68 OFN file extension MS Office File New (Other Office Documents)
69 OFR file extension OptimFROG Audio File
70 OFS file extension OptimFROG Dualstream
71 OFT file extension Outlook File Template
72 OFX file extension Open Financial Exchange File
73 OGA file extension Ogg Vorbis Audio File
74 OGF file extension S.T.A.L.K.E.R. Model File
75 OGG file extension Ogg Vorbis Audio File
76 OGM file extension Ogg Media File
77 OGNC file extension Dynamic Web Page
78 OGO file extension Origin Graphic Object
79 OGS file extension Origons Movie Data File
80 OGV file extension Ogg Video File
81 OGX file extension Ogg Vorbis Multiplexed Media File
82 OGZ file extension Cube 2 Map File
83 OHW file extension Overhoor DrillAssistant List
84 OIL file extension Open Image Library Format Image Format
85 OK file extension Qedit
86 OKM file extension OkMap Map Defining
87 OKR file extension PowerRecover One Key Recovery
88 OKT file extension Oktalyzer Module
89 OKX file extension OKScript
90 OLA file extension Online Access File
91 OLB file extension OLE Object Library
92 OLD file extension Backup File
93 OLK file extension Outlook Address Book File
94 OLK14CATEGORY file extension Outlook Category File
95 OLK14CONTACT file extension Outlook Contact File
96 OLK14EVENT file extension Outlook Calendar Event File
97 OLK14FOLDER file extension Microsoft Outlook 2011 For Mac Folder
98 OLK14GROUP file extension Outlook Group File
99 OLK14MAILACCOUNT file extension Outlook Mail Account File
100 OLK14MESSAGE file extension Outlook Message File
101 OLK14MSGSOURCE file extension Outlook Email Message Data File
102 OLK14NOTE file extension Outlook Note File
103 OLK14PREF file extension Outlook Preferences File
104 OLK14RULE file extension Microsoft Outlook 2011 For Mac Rule
105 OLK14SIGNATURE file extension Outlook Signature File
106 OLK14TASK file extension Outlook Task File
107 OLM file extension Mac Outlook Database File
108 OLPROJ file extension Adobe OnLocation
109 OLT file extension Orbit Downloads List
110 OMA file extension Sony OpenMG Music File
111 OMCS file extension Office Manager Access File
112 OMEG file extension Mathematica For Mac
113 OMF file extension Open Media Framework File
114 OMG file extension O&O DiskImage backup file
115 OMO file extension OMake Object File
116 OMOD file extension Oblivion Mod Archive
117 OMP file extension Office Manager Document Archive
118 OMX file extension OtsAV Media Library Information File
119 OND file extension Lotus Notes Encapsulated Memo File
120 ONE file extension OneNote Document
121 ONECACHE file extension Microsoft OneNote Cache
122 ONEPKG file extension Microsoft OneNote Package File
123 ONETOC2 file extension Microsoft OneNote Table of Contents File
124 ONM file extension Outdoor Navigator Map
125 ONT file extension theWord Bible Text Module
126 ONTX file extension theWord Encrypted Bible Text Module
127 OO3 file extension OmniOutliner 3 File
128 OOG file extension PyGraph Python Graphics Interface Object Oriented Graphics
129 OOK file extension Arachne Batch Script
130 OP file extension ESignal OptionsPlus
131 OP4 file extension Nastran Output
132 OPAL file extension Microsoft Office Customization Tool (OCT) Language-specific Settings
133 OPAX file extension Microsoft Office Customization Tool (OCT) Standard Settings
134 OPC file extension Microsoft Office 97 Upgrade Control
135 OPD file extension Durango Interferometry Software document file
136 OPDOWNLOAD file extension Opera Partially Downloaded File
137 OPENBSD file extension OpenBSD Readme File
138 OPF file extension Open Packaging Format File
139 OPI file extension Adlib OCR Processing Information
140 OPJ file extension OrCAD Project File
141 OPLC file extension Nokia Operator Logo File
142 OPLM file extension Outline Processor Markup Language
143 OPML file extension Outline Processor Markup Language File
144 OPPC file extension Space Marine Game Resource Package
145 OPS file extension Office Profile Settings File
146 OPT file extension MySQL database data file
147 OPTIONS file extension SE-SOFT Configuration File
148 OPTS file extension Linux Configuration Options File
149 OPUS file extension Opus Audio File
150 OPX file extension OrgPlus Org Chart
151 OPXT file extension OrpPlus Template
152 OQY file extension Excel OLAP Query File
153 OR2 file extension Lotus Organizer 2 File
154 OR3 file extension IBM Lotus Organizer 97 File
155 OR4 file extension IBM Lotus Organizer 97 GS File
156 OR5 file extension Lotus Organizer 5 File
157 OR6 file extension Lotus Organizer 6 File
158 OR8 file extension Rational Rose Oracle8 Database Model Report
159 ORA file extension Oracle Database Configuration File
160 ORC file extension CSound orchestra midi file
161 ORDEREDTEST file extension Visual Studio Ordered Test File
162 ORE file extension Ore Executable File
163 ORF file extension Olympus RAW File
164 ORG file extension Lotus Organizer File
165 ORG2+ file extension Lotus Organizer
166 ORI file extension Original File
167 ORIG file extension Original File
168 ORIGINAL file extension Netobjects Fusion Components Bbscomp Message
169 ORL file extension Object-Relational Language
170 ORS file extension DSP Group TrueSpeech Audio Format
171 ORT file extension COREX orthographic transcriptions file
172 ORV file extension Oracom Video File
173 ORX file extension RadiantOne VDS Database Schema
174 OS file extension ObjectScript Source File
175 OSAX file extension FindFile OSAX mac file type
176 OSB file extension OpenStreetMap Binary Map File
177 OSC file extension Remote Installation Services client installation wizard file
178 OSD file extension Open Software Description
179 OSDX file extension Search Connector Description File
180 OSK file extension Osu! Skin File
181 OSL file extension OckamSoft Log
182 OSM file extension OpenStreetMap Map File
183 OSP file extension OpenShot Project File
184 OSR file extension Osu! Replay File
185 OSS file extension Microsoft Outlook Saved Search File
186 OST file extension Outlook Offline Folder File
187 OSU file extension Osu! Script
188 OSX file extension PowerPC Executable File
189 OSZ file extension Osu! Beatmap File
190 OT file extension theWord Old Testament Text Module
191 OTA file extension OTA Bitmap Image
192 OTB file extension Nokia Over The Air Bitmap Image
193 OTC file extension OpenDocument Chart Template
194 OTF file extension OpenType Font
195 OTG file extension OpenDocument Graphic Template
196 OTH file extension OpenDocument HTML Template
197 OTI file extension OpenDocument Image Template
198 OTL file extension NoteTab Outline File
199 OTLN file extension Opal Outline File
200 OTM file extension Outlook Macro File
201 OTP file extension OpenDocument Presentation Template
202 OTRKEY file extension OnlineTvRecorder Encoded Video File
203 OTS file extension OpenDocument Spreadsheet Template
204 OTT file extension OpenDocument Document Template
205 OTX file extension theWord Encrypted Old Testament Text Module
206 OTZ file extension OpenLP Theme File
207 OUT file extension Output File
208 OV file extension OpenInsight Database Overflow
209 OV2 file extension TomTom Points of Interest Database
210 OV3 file extension Overlay
211 OVA file extension Open Virtual Appliance
212 OVD file extension ObjectVision Data
213 OVE file extension Overture Musical Score
214 OVF file extension Open Virtualization File
215 OVH file extension OMSI Bus Settings
216 OVL file extension Rollercoaster Tycoon 3 Data File
217 OVP file extension The Overlay Maker Package File
218 OVPN file extension OpenVPN Configuration File
219 OVR file extension The Overlay Maker Overlay File
220 OVS file extension Ovation 1 Style Sheet
221 OVW file extension Logic Pro Overview File
222 OW file extension Free Pascal 1.0.x Object File
223 OWC file extension OutWit Catch Database
224 OWG file extension OutWit Gear Database
225 OWL file extension OWL Source Code File
226 OWM file extension OutWit XML Mashup File
227 OWS file extension Web Studio Project
228 OXPS file extension OpenXPS File
229 OXT file extension Apache OpenOffice Extension
230 OXYGENE file extension Oxygene Project File
231 OYX file extension Approach Alternate Database Index
232 OZ file extension Opera Job Management Compressed File