An open-source JavaScript tooltip library with different styles, all kinds of triggers and CSS3 animations.

XRegExp

Provides augmented and extensible JavaScript regular expressions.

Swup

A versatile and extensible page transition library that offers smooth animations, smart preloading, native browser history and enhanced accessibility.

Babylon.js

A full-featured 3D game and rendering engine built on the WebGL platform.

MediumEditor

An open-source WYSIWYG text editor inspired by the inline toolbar used on the Medium.com publishing platform.

A responsive and customizable lightbox library.

ReactPlayer

A React component that can also be used as a standalone library to play a variety of URLs, including file paths, YouTube, Facebook, Twitch, Vimeo, and more.

MobX

A signal based library that makes state management simple and scalable by transparently applying functional reactive programming.

Rive

A real-time interactive design and animation tool that helps teams create, run, and integrate interactive animations on any platform using open source runtimes.

Ramda

A functional programming library for JavaScript.

SolidJS

A reactive JavaScript framework designed to build responsive and high-performing user interfaces.

Toast UI

An open-source JavaScript UI library that consists of a markdown editor, image editor, powerful chart, grid, calendar and other components.

LocalForage

An offline storage library that provides a unified API for IndexedDB, WebSQL, and localStorage.

AG Grid

A full-featured and customizable JavaScript data grid with no dependencies, designed for displaying and editing large datasets in web applications.

RxJS

A library for reactive programming of asynchronous and event-driven applications using observable sequences.

Dragula

A drag and drop library with touch events and no dependencies.

Intro.js

A lightweight JavaScript library for creating step-by-step and powerful customer onboarding tours.

Vanta.js

A script that allows you to add animated 3D backgrounds to any webpage with just a few lines of code.

JsTemplate

A small JavaScript library that allows you to create templates like PHP and ASP with JavaScript.

Two.js

A two-dimensional drawing library with the the same API for SVG, canvas, and WebGL.

Vime

A customizable, extensible, accessible and framework agnostic media player, the predecessor of Vidstack.

Phaser

A fast 2D game framework with support for Canvas and WebGL rendering for building HTML5 games for desktop and mobile web browsers.

Tabulator

Lets you create interactive JavaScript tables with filtering, sorting, grouping, pagination, custom formatting, and editing.

Monaco Editor

A browser-based, fully featured JavaScript code editor library from Visual Studio Code.

Framer Motion

A simple yet powerful motion library for React.