File Formats by Extensions

O

OBD = a Microsoft Office binder template

OBJ = an object file

OBZ = a Microsoft Office Binder Wizard

OCX = a Microsoft Object Linking and Embedding custom control

OFN = a Microsoft Office FileNew file

OFT = a Microsoft Outlook template

OGL = Overlay source code

OKT = an Oktalyzer music module (MOD) file

OLB = an OLE Object Library

OLE = an OLE object

OMN = an Omni database file

OPT = a Microsoft Developer Studio file

OPX = a Microsoft Windows Organization Chart or Psion Organizer Programming Language file

ORG = a Lotus Organizer file

OR2 = a Lotus Organizer 2 file

OR3 = a Lotus Organizer 97 file

OSS = a Microsoft Office Search file

OST = a Microsoft Exchange Offline file

OTL = a Super NoteTab template file

OVL = compiled Overlay

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