Од Википедија, слободна енциклопедија
- OASIS — Organization for the Advancement of Structured Information Standards
- ODBC — Open Database Connectivity
- OEM — Original Equipment Manufacturer
- OFTC — Open and Free Technology Community
- OLAP — Online Analytical Processing
- OLE — Object Linking and Embedding
- OLED — Organic Light Emitting Diode
- OLPC — One Laptop per Child
- OLTP — Online Transaction Processing
- OMG — Object Management Group
- OO — Object-Oriented
- OO — Open Office
- OOo — OpenOffice.org
- OOP — Object-Oriented Programming
- OPML — Outline Processor Markup Language
- ORB — Object Request Broker
- OS — Open Source
- OS — Operating System
- OSCON — O'Reilly Open Source Convention
- OSDN — Open Source Developer Network
- OSI — Open Source Initiative
- OSI — Open Systems Interconnection
- OSPF — Open Shortest Path First
- OSS — Open Sound System
- OSS — Open-Source Software
- OSS — Operational Support Systems
- OSTG — Open Source Technology Group (formerly OSDN)
- OUI — Organizationally Unique Identifier