OLE DB
OLPC
OMIM
OMR
Once in a LIVEtime
One Cold Night
One Hot Minute
One More Magic Potion
OneX
oniyah
OnNow Power Initiative
OOBE
OOP
Oops!... I Did It Again
OpenCV
OpenGL
OpenID
OpenMoko
OpenOffice.org
Open Shortest Path First
OpenView Internet Services
OpenVMS
OPK
OR
oreaj
Organization Chart Add-in for Microsoft® Office programs
Origin of Symmetry
orkut
or אני לא יודעת
OS/2
OSA
OsCommerce
OSI
OSPF
Ouran High School Host Club
Outlook Voice Access
Outlook Web Access Light
Outlook Web Access Web Part
Outlook בכל מקום
Out of Time
Outrageous
Overprotected
OWL
oz
oz t
o במסגרת
O דיצʼלורובאנזאן
O טולידין
P
P2PTV
עברית