OPC

Template:Wikt OPC may refer to:

Architecture and engineeringEdit

Optical proximity correction
Ordinary Portland cement
Organic Photo Conductor, an element used for, among other applications, photocopier and laser printer drums.

Open Packaging Conventions, a container-file technology created by Microsoft to store a combination of XML and non-XML files
Open Platform Communications (formerly "OLE for Process Control")
- OPC Foundation, a related consortium
Operations Planning and Control, from Tivoli Software, known as IBM Tivoli Workload Scheduler
Optimized Power Control, a method to adjust laser power when writing optical media.
Other peoples' computers, reference to privacy issues of cloud computing data being on somebody else's computer rather than your own and potential security issues.

Obama Presidential Center
(Federal) Office for the Protection of the Constitution, a translation of the German name Bundesamt für Verfassungsschutz
Office of Policy Coordination, a secret U.S. government unit, 1948–1952
Office of the Parliamentary Counsel (United Kingdom)
Office of the Privacy Commissioner of Canada
Online Party of Canada
Ontario Progressive Conservative Party, Conservative political party in the province of Ontario
Oodua Peoples Congress, militant Yoruba nationalist organization situated in Nigeria
Organisation pour la prévention de la cécité (Organisation for the Prevention of Blindness), a French blindness charity working in Africa
Orthodox Presbyterian Church, a confessional Reformed Christian denomination
Ottawa People’s Commission on the Convoy Occupation, Ontario, Canada
Overseas Press Club, a journalists' organization in New York City
Overdose prevention centers, otherwise known as Supervised injection sites

Offshore Patrol Cutter
Ontario Police College
O-Pee-Chee, a Canadian sports card company
Ontario Pioneer Camp, in Huntsville, Ontario, Canada
Opel Performance Center, a division of car manufacturer Opel
Optional Payment Charge, a surcharge applied when paying by credit card for airline flights
Organic photoconductor drum, used in photocopiers and printers