| Abbreviation | Definition |
|---|---|
| RAC | Relational Application Companion |
| RACE | Retrieval, Annotation, and Cachine Engine |
| RACER | Renamed ABox and Concept Expression Reasoner |
| RACS | Repository for Annotations, Corpora and Schemas |
| RAD | Rapid Applications Development |
| RAFTR | Resample and Format: Timed Release |
| RAI | RSS Abstraction Interface |
| RAII | Resource Acquisition Is Initialization |
| RAISE | Reusable Agent Intelligence Software Environment |
| RAISE | Rigorous Approach to Industrial Software Engineering |
| RALPH | Rapidly Adapting Lateral Position Handler |
| RAML | REST API Modeling Language |
| RAML | RESTful API Markup Language |
| RAML | RESTful API Modeling Language |
| RAMS | Rebuildable Action Model System |
| RANF | Cray family of random number routines |
| RANFV | Cray family of Vectorized random number routines |
| RAP | Random Access Program |
| RAP | Reactive Agent Planner |
| RAP | Report Application Pascal |