JNI
| Acronym | Definition |
|---|---|
| JNI | Java Native Interface |
| JNI | Java Native Invocation |
| JNI | Jacobs Neurological Institute (Buffalo, NY) |
| JNI | Jack Nadel International (marketing and promotional products agency; various locations) |
| JNI | Juventud Nazarena Internacional (Spanish: Nazarene Youth International; religious organization) |
| JNI | Josephine Nefkens Institute (Rotterdam, Netherlands) |
| JNI | Just Not Interesting |