This is a collection of Vanilla JS utilities and components that can be used in any kind of project (Wordpress, PHP, React, etc.).
Its the natural companion of Vanilla JS
Its currently used by the Bad Penguin's Wordpress Theme Framework (unreleased).
DEMO: https://badpenguin.github.io/vanilla-js/
Every file is a different functions so you can just use the one you needs toghter with core.js that is the only dependency.