OPF may refer to:

Science and technology

* Gasoline particulate filter (German: Otto particle filter), capturing soot particles from the petrol engine exhaust gases * OEB Package Format, an eBook format * OpenProject Foundation, the foundation for the open source web-based application

OpenProject OpenProject is a web-based project management system for location-independent team collaboration. This free open-source application is released under the GNU (General Public License) Version 3 (GPLv3) and is available as a community edition ...

, registered 2012 in Berlin, Germany * Optimal power flow, a technique used to simulate load flow through an AC power system

Other uses

Miami-Opa Locka Executive Airport Miami-Opa Locka Executive Airport (formerly Opa-locka Airport and Opa-locka Executive Airport until 2014) is a joint civil-military airport located in Miami-Dade County, Florida north of downtown Miami. Part of the airport is in the city limit ...

(IATA and FAA LID: OPF), Florida, US *

Orbiter Processing Facility Orbiter Processing Facility (OPF) is a class of hangars where U.S. Space Shuttle orbiters underwent maintenance between flights. They are located west of the Vehicle Assembly Building, where the orbiter was mated with its External Tank and Solid ...

, a class of hangars at Kennedy Space Center, Florida, US {{disambiguation