What is "osf"

OSF may stand for:

• Ógra Shinn Féin, the youth wing of the Sinn Féin political party
• Open Semantic Framework, an integrated software stack using semantic technologies for knowledge management
• Open Software Foundation, a disbanded not-for-profit organization founded in 1988 to create an open standard for an implementation of the Unix operating system
• OSF/1, a Unix-like operating system developed by the above-mentioned Open Software Foundation
• Operational Support Facility of the Federal Aviation Administration (FAA), or for the NWS organization, see Radar Operations Center
• Opera Show Format, an XHTML-based slideshow format
• Oregon Shakespeare Festival repertory theatre in Ashland, Oregon
• Oxford Scientific Films
• The Old Spaghetti Factory
• Independent Senate Fraction or Onafhankelijke Senaatsfractie, a political group of the Netherlands
• Order of Saint Francis, a 21st century American Franciscan religious order
• Order of Servant Franciscans, a Franciscan order
• Oklahoma Office of State Finance, an agency of the Government of Oklahoma responsible for centralized State government budgeting and accounting
• OSF Global Services, a cloud technology company
• OSF Healthcare, a non-profit healthcare organization in Illinois and Michigan