OAI
OAI er en forkortelse for:
- Åpent arkivinitiativ
- East Asia Institute of the Ludwigshafen am Rhein University of Applied Sciences
- Off Axis Illumination , et vanlig engelsk synonym for skrå belysning
- Office of American Innovation , et organ grunnlagt av USAs president Trump, se Jared Kushner # White House Office of American Innovation