| Abbreviation | Definition |
|---|---|
| JFRA | Jondi Framework Rapid Application |
| JFRM | Java Frame |
| JFRS | JNET Facial Recognition Software |
| JFW | Jaws for Windows |
| JGB | Java Graph Base |
| JHC | Haskell Compiler |
| JHI | Java HDF Interface |
| JHTML | Java within Hypertext Markup Language |
| JHV | Java HDF Viewer |
| JI | Java Interpreter |
| JIDS | Jaros Information Directory Services |
| JIF | Java Intranet Framework |
| JIJ | Java In Java |
| JIL | Job Information Language |
| JIM | Job Information Manager |
| JINI | Jini Is Not Initials |
| JIR | Java IrDA lite |
| JIRA | Not an acronym but rather a truncation of "Gojira", the Japanese name for Godzilla. |
| JIT | JavaScript InfoVis Toolkit |
| JIT | Just In Time |