empty-value
Check if a given value is empty in JS extending his "truthy" and "falsy" nature
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.
falsy-finder
This little utility helps in finding null, undefined etc values from objects and arrays.