The best of JavaScript, HTML and CSS
https://bestofjs.org/
List of JavaScript libraries
https://en.m.wikipedia.org/wiki/List_of_JavaScript_libraries
https://introjs.com
http://backgridjs.com/#basic-example
http://momentjs.com/
http://bouncejs.com/
https://modernizr.com/
http://headjs.com/site/api/v1.00.html
http://requirejs.org/
https://angularjs.org/
https://nodejs.org/en/
Analytics for Web (analytics.js)
https://developers.google.com/analytics/devguides/collection/analyticsjs/?hl=en
Video.js: The Player Framework
http://videojs.com/
MediaElement.js - HTML5 video player and audio player with Flash and Silverlight shims
http://mediaelementjs.com/
https://jquerymobile.com/
https://www.sencha.com/products/touch/#overview
http://zeptojs.com/
Blackbird - Open Source JavaScript Logging Utility
http://demo.jb51.net/js/Blackbird/index.html
http://microjs.com/
http://underscorejs.org/
Collapsible lists in JavaScript
http://code.stephenmorley.org/javascript/collapsible-lists/
Datatables.js(Table, pagnation and Search Capability)
https://datatables.net
https://parallel.js.org
datajs - JavaScript Library for data-centric web applications
http://datajs.codeplex.com/wikipage?title=Overview&referringTitle=Getting%20Started
http://www.slidesjs.com/
ResponsiveSlides.js v1.55
http://responsiveslides.com/
http://www.pixedelic.com/plugins/camera/
https://fullcalendar.io/
https://momentjs.com/
Handlebars.js(templating)
http://handlebarsjs.com/
https://vuejs.org/
https://www.amcharts.com/
https://karma-runner.github.io/2.0/index.html
Fuse.js Lightweight fuzzy-search library. Zero dependencies.
http://fusejs.io/
https://segment.com/docs/sources/website/analytics.js/?utm_source=recordnotfound.com
https://gitbrent.github.io/PptxGenJS/
https://vocajs.com/
https://defiantjs.com/
https://gulpjs.com/docs/en/getting-started/quick-start
http://matthew.wagerfield.com/parallax/
http://pdfmake.org
http://pdfkit.org/
https://parall.ax/products/jspdf
https://mozilla.github.io/pdf.js/
https://lodash.com/
The ultimate JavaScript string library
https://vocajs.com/
https://aymkdn.github.io/SharepointPlus/
https://gitbrent.github.io/SpRestLib/
https://immutable-js.github.io/immutable-js/
Sentry | Error Tracking Software
https://sentry.io/welcome/
FLOW IS A STATIC TYPE CHECKER FOR JAVASCRIPT.
https://flow.org/en/
https://pivottable.js.org/examples/
https://rollupjs.org/guide/en/
https://fperucic.github.io/treant-js/