Probability of rolling a score in DnD
![](/en/shiny/probdnd/featured_huf1e40b473748e2b385994f97f94ef565_1186229_720x0_resize_lanczos_2.png)
This is the first Shiny app I created (as an exercise).
Based on simulations, this app calculates the probability of rolling a given score (or a higher one) in DnD, combining (almost) unlimited numbers of up to 3 types of dice, and an (optional) modifier.