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All File Signatures & Extensions

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Page 62 of 105
.ogv

Ogg Vorbis Codec compressed Multimedia file

Safe

N/A

Primary Hex

4F 67 67 53
Offset 0
.ogx

Ogg Vorbis Codec compressed Multimedia file

Safe

application/ogg

Primary Hex

4F 67 67 53
Offset 0
.olb

OLE object library

Safe

N/A

Primary Hex

4D 5A
Offset 0
.one

Microsoft OneNote note

Safe

application/onenote;format=one

Primary Hex

7B 5C 52 E4
Offset 0
.onepkg

OneNote Package file

Safe

N/A

Primary Hex

4D 53 43 46
Offset 0
.onetoc

ONETOC

Safe

application/onenote;format=onetoc2

Primary Hex

43 FF 2F A1
Offset 0
.onetoc2

ONETOC2

Safe

application/onenote;format=onetoc2

Primary Hex

43 FF 2F A1
Offset 0
.opt

Developer Studio File Workspace Options subheader

Safe

N/A

Primary Hex

CF FA ED FE
Offset 0
.opus

OPUS

Safe

audio/opus

Primary Hex

4F 67 67 53 00 2E 2E 2E 2E 2E 2E 2E 2E 2E 2E 2E 2E 2E 2E 2E 2E 2E 2E 2E 2E 2E 2E 2E 4F 70 75 73 48 65 61 64
Offset 0