| Subject | English | Finnish |
| IT | Application Programming Interface | sovellusliittymä |
| IT | application programming interface | sovellusrajapinta |
| IT | application programming interface | sovellusohjelmaliittymä |
| IT | application programming interface | sovellusliittymä |
| comp., MS | application programming interface | ohjelmointirajapinta (A set of routines that an application uses to request and carry out lower-level services performed by a computer's operating system. These routines usually carry out maintenance tasks such as managing files and displaying information) |
| comp., MS | Cryptography Application Programming Interface | CryptoAPI (An (API) that is provided as part of Microsoft Windows. CryptoAPI provides a set of functions that allow applications to encrypt or digitally sign data in a flexible manner while providing protection for the user's sensitive private key data. Actual cryptographic operations are performed by independent modules known as (CSPs)) |
| commun. | messaging application programming interface | sähköpostin ohjelmointiliittymä |