OPL

OPL might be an acronym or abbreviation for:

  • Open Publication License, often confused with the Open Content License
  • Open programming language (formerly Organiser Programming Language)
  • FM OPerator Type-L; a series of sound chips from Yamaha: YM3526 (OPL), YM3812 (OPL2), YMF262 (OPL3) and YMF278 (OPL4)
  • Optique & PrĂ©cision de Levallois, the optical company
  • Outer plexiform layer, a layer of the Retina
  • Oakville Public Library
  • Oshawa Public Library
  • Ottawa Public Library
  • OPL Development Studio
  • Optical path length
  • Organisation du Peuple en Lutte (previously, Organisation Politique Lavalas): Struggling People's Organization (Haiti)
  • One Person Library, also known as Solo librarianship.
  • Oil Prospecting Lease
  • Over Power Lines : as in Broadband Over Power Lines, a promising means to provide broadband over electrical lines
  • One point lesson : is a high visibility communication tool used to deliver training to operator at machine place
  • Online Player's League
  • Ongamenet's Proleague
  • Odisha Premier League