A list of jquery plugins I have worked with. I keep coming back to them because they are very effective. There are alot more outthere. Somemay even be better but these I can confirm works well.
Magnific Popup - https://dimsemenov.com/plugins/magnific-popup/ Use to create cool popups in your application.
jQuery LoadingOverlay - https://github.com/gasparesganga/jquery-loading-overlay Creates a loading overlay for you ajax operations
jQuery Confirm - https://craftpip.github.io/jquery-confirm/ Create confirm, alert and other dialogus. Nice, Clean UI
NProgress - http://ricostacruz.com/nprogress/ A nanoscopic progress bar. With realistic trickle animations to tell your users that something's happening!
Notify - https://notifyjs.jpillora.com/ Notify.js is a jQuery plugin to provide simple yet fully customisable notifications
jQuery Validation - https://jqueryvalidation.org/ This jQuery plugin makes simple clientside form validation easy, whilst still offering plenty of customization options.
Select2 - https://select2.org/ Select2 gives you a customizable select box with support for searching, tagging, remote data sets, infinite scrolling, and many other highly used options.
DateTimePicker - https://xdsoft.net/jqplugins/datetimepicker/ Use this plugin to unobtrusively add a datetimepicker, datepicker or timepicker dropdown to your forms. It's easy to customize options.
Trumbowyg - https://alex-d.github.io/Trumbowyg/ Light, translatable and customisable jQuery plugin. Beautiful design, generates semantic code, comes with a powerful API.
jQuery Steps - http://www.jquery-steps.com/ An all-in-one wizard plugin that is extremely flexible, compact and feature-rich.
FullCalendar - https://fullcalendar.io/ A JavaScript event calendar. Customizable and open source.
ChartJs - https://www.chartjs.org/ A JavaScript event calendar. Customizable and open source.
jQuery Knob - http://anthonyterrien.com/knob/ Nice, downward compatible, touchable, jQuery dial
DataTables - https://www.datatables.net/ DataTables is a plug-in for the jQuery Javascript library.
Morris JS - http://morrisjs.github.io/morris.js/ good-looking charts shouldn't be difficult
jQuery Float - http://www.flotcharts.org/ Flot is a pure JavaScript plotting library for jQuery, with a focus on simple usage, attractive looks and interactive features.
DropZone JS - https://www.dropzonejs.com/ DropzoneJS is an open source library that provides drag’n’drop file uploads with image previews.
Responsive Html Email Template - http://leemunroe.github.io/responsive-html-email-template/email.html A response email template
** Clipboard JS ** - https://clipboardjs.com/ Copy to clipboard javascript plugin
**Pure Javascript Plugin - https://www.cssscript.com/minimal-notification-popup-pure-javascript/ Javascript notification
** Another javascript notification plugin** - https://apvarun.github.io/toastify-js
** Another javascript notification** -- https://dgknca.github.io/simple-notify/