| XP | Extreme Programming |
| EUV | Extreme Ultraviolet |
| XUV | eXtreme UltraViolet |
| EUVE | Extreme Ultraviolet Explorer |
| EUV | Extreme Ultra Violet [Lithography] |
| ESMT | Extreme Sports Medicine Team |
| EUPS | Extreme Ultraviolet Photoemission Spectroscopy |
| PROLOG | Programming in Logic |
| LP | Linear Programming |
| IP | Integer Programming |
| PL | Programming Language |
| NLP | Non Linear Programming |
| OPS | Online Programming and Simulation |
| CUSP | Customer Programming Language |
| CPL | Combined Programming Language |
| JSP | Jackson Structured Programming |
| GPI | Graphics Programming Interface |
| LDP | Least Distance Programming [algorithm] |
| IPL | Information Programming Language |
| IPE | Integrated Programming Environment |
| ILP | Inductive Logic Programming |
| LPF | League for Programming Freedom |
| LPL | Lotus Programming Language |
| MOPL | Map oriented Programming Language |
| GPL | Graphics Programming Language |
| CPL | Conversational Programming Language |
| CPL | Combined Programming Language |
| APL | A Programming Language [engl.] Programmiersprachen der Anfangszeit [1962, USA] |
| TAOCP | The Art Of Computer Programming [D. Knuth] |
| SIP | Secure Internet Programming |
| SPI | Server Programming Interface |
| SPF | System Programming Facility |
| ILP | Integer Linear Programming |
| CLP | Constraint Logic Programming |
| RPL | Resident Programming Language |
| CAPS | Cassette Programming System |
| CCP | Concurrent Constraint Programming |
| CIP | Constraint Imperative Programming |
| PPS | Programming Procedures and Standards |
| CPI | Common Programming Interface [IBM] |
| PL / M | Programming Language for Microcomputers |
| CLP | Constraint Logic Programming |
| QPL | Quantum / Questionaire Programming Language |
| PFD | Programming Facility for Display Users |
| VPL | Virtual / Visual Programming Language |
| PAL | Paradox / Programming Application Language |
| OSPI | Operating System Programming Interface |
| SMOP | Small / Simple Matter Of Programming |
| SLAPI | Salutation Application Programming Interface |
| OOPL | Object Oriented Programming Language |