compare-anything
Compares objects and arrays and tells you which props or values are duplicates, and which are only present once.
array-methods-package
A utility package that adds new higher-order functions (HOFs) to arrays, allowing you to directly calculate the sum of an array and remove duplicate numbers.
array-power
This package includes a set of useful array methods that facilitates working with arrays, specifically the arrays that contain objects or arrays even falsy values (such as: 0, null, false, NaN...). This package is es5 supported.