| GRATIS | Gamma Ray Arcminute Telescope Imaging System 
| Others |
| GRATIS | Georgia Registration and Title Information System
| Others |
| GRATIS | Ghana Regional Appropriate Technology and Industrial Service
| Others |
| GRATIS | Ghana Regional Appropriate Technology Industrial Service
| Others |
| GRATIS | Goals Rules Actions Transitions Items and Setup
| Others |
| GRATIS | Goals, Rules, Actions, Transitions, Items, Subtext
| Others |