| GPIC-package | GPIC: Quantifying Group Performance in Individual Competitions |
| df2idx | Compute GPIC for Multiple Groups |
| n2p | Calculate Proportions |
| vec2idx | Compute GPIC for Single Group |
| vno | Results of Vietnamese National Olympiads 2010-2020 |
| vnomath | Results of Vietnamese Mathematical Olympiad 2010-2020 |