| Abbreviation | Definition |
|---|---|
| ADSMN | Advertising & Digitized Solutions for Marketing & Networking |
| ADSS | Application Development and Support Services |
| ADT | Active Directory Tools |
| ADT | Aminet Download Tool |
| ADT | Android Development Tools |
| ADT | Array Display Tool |
| ADVOR | Advanced Onion Router |
| AE | Advanced Edition |
| AE | After Effects |
| AE | Anthony's Editor (editor for Linux) |
| AE | Application Entity |
| AE | ASCII Express |
| AEAE | Ajax-Enhanced Asynchronous Experience |
| AEBS | Accelerated Electronics Billing Solutions |
| AEC | Adaptive Error Compensation |
| AED | Application Environment Daemon |
| AEG | Advanced Entertainment Game |
| AEGIS | Agent Engineering For Generation Of Information Systems |
| AEIP | Agent Environment Interaction Protocol |
| AEIT | Acrobat Enterprise Installation Tool |