I saw these discdice on reddit, but didn't want to wait until next January to recieve them, so I made a VERY BASIC shiny app that does the same thing.
Reddit thread: https://old.reddit.com/r/discgolf/comments/gkxchu/discdice_is_on_its_way_to_becoming_one_of_the/
kickstarter: https://www.kickstarter.com/projects/discdice/disc-dice-a-disc-golf-dice-game
shinyapps.io link: https://ryanscharf.shinyapps.io/shotpickR/
my website embed: http://ryanscharf.com/shotpickr/