Video.js
Universal video embed.
Svelte
The magical disappearing UI framework
Hoppscotch
👽 Open source API development ecosystem https://hoppscotch.io
Gatsby
Build blazing fast, modern apps and websites with React
Pixi.js
Super fast HTML 5 2D rendering engine that uses webGL with canvas fallback
Leaflet
JavaScript library for mobile-friendly interactive maps
Typeorm
ORM for TypeScript and JavaScript (ES7, ES6, ES5). Supports MySQL, PostgreSQL, MariaDB, SQLite, MS SQL Server, Oracle, WebSQL databases. Works in NodeJS, Browser, Ionic, Cordova and Electron platforms.
Express
Sinatra inspired web development framework for node.js -- insanely fast, flexible, and simple
Incubator Echarts
A powerful, interactive charting and visualization library for browser
Cypress
Fast, easy and reliable testing for anything that runs in a browser.
D3
A JavaScript visualization library for HTML and SVG.
Ionic
Advanced HTML5 Mobile App Framework. A beautiful front-end framework for developing hybrid mobile apps in HTML5. Best friends with AngularJS.
Slate
A completely customizable framework for building rich text editors.
Styled Components
Visual primitives for the component age. Use the best bits of ES6 and CSS to style your apps without stress 💅
Webpack
Packs CommonJs/AMD modules for the browser. Allows to split your codebase into multiple bundles, which can be loaded on demand. Support loaders to preprocess files, i.e. json, jade, coffee, css, less, ... and your custom stuff.
Babel
Babel is a compiler for writing next generation JavaScript.
Ace
Ajax.org Cloud9 Editor