Peerjs
Peer-to-peer data in the browser
Markdown to Jsx
🏭 The most lightweight, customizable React markdown component.
Marko
Marko template engine
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.
Scheduler
GPL version of JavaScript Event Calendar
jQuery Migrate
APIs and features removed from jQuery core
Tinymce
TinyMCE is a JavaScript library for platform independent 'WYSIWYG' or rich text editing. It is released as open source under the LGPL.
Shifty
A teeny tiny tweening engine in JavaScript. That's all it does.
Matter JS
a 2D rigid body physics engine for the web
Ol3
OpenLayers 3
Leaflet
JavaScript library for mobile-friendly interactive maps
Graphicsjs
A lightweight JavaScript graphics library with the intuitive API, based on SVG/VML technology.
React95
🌈🕹 Refreshed Windows 95 style UI components for your React app
Grommet
a react-based framework that provides accessibility, modularity, responsiveness, and theming in a tidy package
React Joyride
Create walkthroughs and guided tours for your app
Midi Writer Js
♬ JavaScript library providing an API for programmatically generating expressive multi-track MIDI files in browser and Node.
Tsparticles
tsParticles - Easily create highly customizable particles animations and use them as animated backgrounds for your website. Ready to use components available for React.js, Vue.js (2.x and 3.x), Angular, Svelte, jQuery, Preact, Inferno, Solid, Riot and Web Components.