| Abbreviation | Definition |
|---|---|
| IWS | Integrated Work Systems |
| J# | J-sharp |
| J2EE | Java 2 Enterprise Edition |
| J2ME | Java 2 Mobile Enterprise |
| J2SE | Java 2 Platform Standard Edition |
| JAAS | Java Authentication and Authorization Service |
| JABS | just arrays best software |
| JACE | Java Apple Computer Emulator |
| JACE | Java Application Control Engine |
| JACS | Joint Academic Coding System |
| JAD | Java Application Descriptor |
| JAD | Joint Application Design |
| JADC | Java Advanced Digital Clock |
| JADE | Java Agent Development Environment |
| JADE | Java Application Declarative Environment |
| JAF | JOODA Application Framework |
| JAGC | Just Another Golf Coding |
| JAGUAR | Java Access To Generic Underlying Architectural Resources |
| JAI | Java Advanced Imaging |
| JAKE | Joined Abbreviation Keyboard Entry |