nivoset

grouping-by

a library giving you group by via the reduce functionality

rxjs-pipe-into

pipe to pipe results from one observable into a Subject

use-pseudo-random

a library for using a pseudo random number generator in react hooks

react-effin

different version of some react hooks that pass the dependency array into the functions that are called, i think this makes it easier to make re-usable code and make it easier to avoid forgetting adding the dependancies