| Abbreviation | Definition |
|---|---|
| RAPI | Remote Application Programming Interface |
| RAPID | Rapid Application Programming For Imaging Developers |
| RAPID | Robot Application Programming Interface Dialog |
| RAPTOR | Rapid Algorithmic Programming Tool for Ordered Reasoning |
| RAR | Raise A Rate |
| RAR | Roshal's Archiver |
| RAS | Remedy Archive System |
| RAS | River Analysis Software |
| RASP | Resourced Answer Set Programming |
| RASP | Runtime Application Self-Protection |
| RAT | Regression Analysis Tool |
| RAT | Robust Audio Tool |
| RATS | Recruiters Applicant Tracking Software |
| RAVE | Reconfigurable Advanced Visualization Environment |
| RAVE | Renderer Acceleration Virtual Engine |
| RBA | Rapidbase Basic Archive |
| RBBI | Rule-Based Break Iterator |
| RBO | RedBox Organizer |
| RBSF | Reuse Based Software Factory |
| RBSU | ROM-Based Setup Utility |