| Abbreviation | Definition |
|---|---|
| ANT | Another Neat Tool (Apache) |
| ANT | Ants is Not Television |
| ANTI | Android Network Toolkit |
| ANTLR | ANother Tool for Language Recognition |
| ANTS | Advanced Net Tool Suite |
| AO | ARC Objects |
| AOAA | Android Open Accessory Application |
| AOB | Any Other Bugs |
| AOCC | AMD Optimizing C/C++ Compiler |
| AOCE | Aspect Oriented Component Engineering |
| AOD | Application Overview Document |
| AOD | Aspen Online Deployment |
| AODT | Abort On Data Transfer |
| AOLP | Agent Oriented Linear Programming |
| AOM | Adobe Online Manager |
| AOP | Agent-Oriented Programming |
| AOP | Apprication - Oriented Package |
| AOP | Aspect Oriented Programming |
| AOPR | Advanced Office Password Recovery |
| AOS | Aeon Of Strife |