urijs
URI.js is a Javascript library for working with URLs.
@amplitude/ua-parser-js
Detect Browser, Engine, OS, CPU, and Device type/model from User-Agent data. Supports browser & node.js environment
papaparse
Fast and powerful CSV parser for the browser that supports web workers and streaming large files. Converts CSV to JSON and JSON to CSV.
magnific-popup
Lightbox and modal dialog plugin. Can display inline HTML, iframes (YouTube video, Vimeo, Google Maps), or an image gallery. Animation effects are added with CSS3 transitions. For jQuery or Zepto.
jquery-form
The jQuery Form Plugin allows you to easily and unobtrusively upgrade HTML forms to use AJAX.