ODE
ODE may refer to:
- Ohio Department of Education, the state education agency of Ohio
- Omicron Delta Epsilon, an international honor society in the field of economics
- Online disinhibition effect, a loosening of social inhibitions during interactions with others on the Internet that would otherwise be present in normal face-to-face interaction
- Open Dynamics Engine, a real-time physics engine
- Ordinary differential equation, a mathematical concept
- Oregon Daily Emerald, student newspaper of the University of Oregon
- Oxford Dictionary of English, a 1998 English language dictionary
- Apache ODE, a web-services orchestration engine from the Apache Software Foundation