jQuery, ‘the missing UI library for the web’ as they describe it, is an essential tool for designing modern web applications and interfaces. It provides a wide range of UI components and development tools that you can use to build rich web applications. Today we are featuring 30+ jQuery plugins, libraries and tools that we have found useful. Hopefully, you will find them valuable for your upcoming projects. If you know of any useful jQuery plugin that you have used or authored, do share in the comments section below.