Computing
- Netscape Public License
- New programming language, the original name of PL/I by IBM in 1964
- Nonprocedural language by T.D. Truitt et al. in 1980
- NORD Programming Language, an internal systems language used at Norsk Data
- NPL programming language, functional programming language by Rod Burstall and John Darlington in 1977
Read more about this topic: NPL