This tool ( create) helps to quickly generate DOM for jQuery object. It can create a single or multiple elements faster than jQuery.
Nightwatchjs is an easy and powerful syntax that provides you to write tests very quickly. It is End-to-end testing solution for browser apps and websites.
Gulpjs is simple and efficient tool the use by preferring code over configuration. It is very easy to learn with a minimal API surface.
4) Easy Starjs
Headroom.js is a lightweight, high-performance JS widget (with no dependencies!) that allows you to react to the users scroll.
10) File API