Sweetalert2
A beautiful, responsive, highly customizable and accessible (WAI-ARIA) replacement for JavaScript's popup boxes. Zero dependencies.
React Virtual
⚛️ Hooks for virtualizing scrollable elements in React
Styled Components
Visual primitives for the component age. Use the best bits of ES6 and CSS to style your apps without stress 💅
Components
Component infrastructure and Material Design components for Angular
Ej2 Javascript Ui Controls
Syncfusion JavaScript UI controls library offer more than 50+ cross-browser, responsive, and lightweight HTML5 UI controls for building modern web applications.
Eta
Embedded JS template engine for Node, Deno, and the browser. Lighweight, fast, and pluggable. Written in TypeScript
Surveyjs
JavaScript Survey and Form Library
Popper.js
A kickass library to manage your poppers
Html5tooltipsjs
Light and clean tooltips
Air Datepicker
Cool jQuery datepicker
Inspire Tree
Inspired Javascript Tree UI Element
Editr
HTML, CSS and JavaScript playground
Litegraph.js
A graph node engine and editor written in Javascript similar to PD or UDK Blueprints, comes with its own editor in HTML5 Canvas2D. The engine can run client side or server side using Node. It allows to export graphs as JSONs to be included in applications independently.
FullCalendar
Full-sized drag & drop event calendar (jQuery plugin)
Scrawl Canvas
Responsive, interactive and more accessible HTML5 canvas elements. Scrawl-canvas is a JavaScript library designed to make using the HTML5 canvas element easier, and more fun
Overlay Scrollbars
A javascript scrollbar plugin which hides native scrollbars, provides custom styleable overlay scrollbars and keeps the native functionality and feeling.
Scheduler
GPL version of JavaScript Event Calendar