| SP | Service Provider |
| SPI | Service Provider Interface |
| CSP | Certified Service Provider |
| ISP | Internet Service Provider |
| ESP | Enhanced Service Provider |
| WISP | Wireless Internet Service Provider |
| ASP | Authorized Service Provider [engl.] Vom Hersteller zugelassener Dienstleister |
| ASP | Application Service Provider [engl.] Anbieter für Software-Leistung übers Internet |
| TSPI | Telephony Service Provider Interface |
| ISSP | Internet Satellite Service Provider |
| ITSP | Internet Telephony Service Provider |
| AISP | Association of Internet Service Provider [engl.] Verband der Internet-Dienste-Anbieter |
| JNDSPI | Java Naming and Directory Service Provider Interface |
| PLUMPS | Public Long-distance Unified Mail Provider Service / System |
| IP | Information Provider |
| KDE | K Desktop Environment |
| KDE | KDE Desktop Environment |
| DTC | Desktop Communication |
| DTP | Desktop Publishing |
| DCI | Desktop Color Imaging |
| IPP | Internet Presence Provider |
| DMI | Desktop Management Interface |
| DCOP | Desktop Communications Protocol [KDE] |
| qag | Gruppendatei [Norton Desktop] eine Dateiendung |
| RDP | Remote Desktop Protocol |
| CNP | Corporate Network Provider |
| GREAT | Graphical Environment And Desktop |
| dpn | Deutsches Provider Network Duisburg, http://www.dpn.de |
| ODD | Open Data Desktop |
| DTFS | Desktop File System |
| DNI | Desktop Network Interface |
| LSP | Local Support Provider |
| DMI | Desktop Management Interface |
| ADB | Apple Desktop Bus [engl.] Hersteller-Standard |
| SLD | Suse Linux Desktop |
| IP | Information Provider [Telekommunikation] |
| ICP | Internet Content Provider |
| DCS | Desktop Colour Separation |
| CAP | Competitive Access Provider [engl.] Wettbewerber für den Dienste-Zugang |
| NSP | Network Services Protocol/Provider |
| BDD | Business Desktop Deployment [Microsoft] |
| IAP | Internet Access Policy/Provider |
| CDE | Common Desktop Environment [engl.] Auf Motif beruhende Spezifikation der Open Group |
| EDMS | Enterprise Desktop Mangement Services |
| dsk | Desktop-Datei [C/Pascal/Borland] eine Dateiendung |
| DLPI | Data Link Provider Interface |
| DTMF | Desktop Management Task Force |
| ARD | Apple Remote Desktop [engl.] |
| DMTF | Desktop/Distributed Management Task Force |
| AATP | Authorized Academic Training Provider [engl.] Microsoft-Programm zur Unterstützung bei der MS-Office-Ausbildung |