Video.js
Universal video embed.
Svelte
The magical disappearing UI framework
Hoppscotch
👽 Open source API development ecosystem https://hoppscotch.io
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.
Cypress
Fast, easy and reliable testing for anything that runs in a browser.
Leaflet
JavaScript library for mobile-friendly interactive maps
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
Gatsby
Build blazing fast, modern apps and websites with React
Socket.io
Realtime application framework for Node.JS, with HTML5 WebSockets and cross-browser fallbacks support.
Pixi.js
Super fast HTML 5 2D rendering engine that uses webGL with canvas fallback
D3
A JavaScript visualization library for HTML and SVG.
Ace
Ajax.org Cloud9 Editor
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.
Meteor
Meteor, an ultra-simple, database-everywhere, data-on-the-wire, pure-Javascript web framework.
Styled Components
Visual primitives for the component age. Use the best bits of ES6 and CSS to style your apps without stress 💅
Slate
A completely customizable framework for building rich text editors.