- Daytona Prototype International, a class of car in sportscar racing: see Daytona Prototype
- Deep packet inspection, a form of computer network packet filtering
- Digital program insertion
- Disposable personal income
- Dots per inch, a measure of printing, display or image resolution
- Mouse dots per inch, a measure of mouse speed
- Dry powder inhaler, a drug delivery device
- Dual polarisation interferometry
- Dye penetrant inspection, a nondestructive testing method
- SystemVerilog DPI (Direct Programming Interface)
- Data processing inequality
| This disambiguation page lists articles associated with the title DPI.
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