RPI is the abbreviation for:

  • Raspberry Pi, a credit card sized single board computer that is being developed by the Raspberry Pi Foundation
  • Religion Pedagogical Institute
  • Rensselaer Polytechnic Institute
  • Requested Interval Package, with cyclic electronic data transmission, the required time between two telegrams.
  • Retail Price Index, English for Retail Cost Index, see cost of living index
  • Reticulocyte
  • Ribose -5 -phosphate isomerase, an enzyme
  • The Röher Park Department of Psychosomatics in the world of work in Eschweiler
  • Disambiguation
  • Abbreviation