Similar to ヴァールベリBoIS
OmniPage
OmniPageOnlyOffice
OnlyOfficeOpen Invention Network
Open Invention NetworkOpen Source Virtual Reality
Open Source Virtual RealityOpenAI Five
OpenAI FiveOpenCores
OpenCoresOpenDaylight
OpenDaylight ProjectOpenEmbedded
OpenEmbeddedOpenMoko
OpenmokoOpenMosix
OpenMosixOpenRC
OpenRCOpenRefine
OpenRefineOpenServer
OpenServerOpenSUSEプロジェクト
The openSUSE ProjectOptics Express
Optics ExpressOptics Letters
Optics LettersOrca
Orca (assistive technology)ORCID
ORCIDOSDN
OSDNOtter (ソフトウェア)
Otter (software)OW2 Consortium
OW2PAOKテッサロニキ
PAOK FCPardus
Pardus (operating system)PDFtk
PDFtkPDRM FC
Polis Diraja Malaysia FCPhabricator
PhabricatorPhotoRec
PhotoRecPico Technology
Pico Technology