Signal R
Incredibly simple real-time web for .NET
Pdfkit
A JavaScript PDF generation library for Node and the browser
Stencil
A Web Component compiler for building fast, reusable UI components and Progressive Web Apps 💎 Built by the Ionic Framework team
Scroll Reveal.js
Declarative on-scroll reveal animations.
Jasmine
DOM-less simple JavaScript testing framework
Adonis Framework
NodeJs Web Application Framework. Makes it easy for you to write webapps with less code :smiley:
Scroll Magic
The jQuery plugin for magical scroll interactions.
Paper.js
The Swiss Army Knife of Vector Graphics Scripting – Scriptographer ported to JavaScript and the browser, using HTML5 Canvas. Created by @juerglehni & @jonathanpuckey
Remark
A simple, in-browser, markdown-driven slideshow tool.
Nprogress
For slim progress bars like on YouTube, Medium, etc
Jszip
Create, read and edit .zip files with Javascript
Bower
A package manager for the web, created at Twitter
Skrollr
Stand-alone parallax scrolling library for mobile (Android + iOS) and desktop. No jQuery. Just plain JavaScript (and some love).
Store.js
localStorage wrapper for all browsers without using cookies or flash. Uses localStorage, globalStorage, and userData behavior under the hood
Robotjs
Node.js Desktop Automation.
RequireJS
A file and module loader for JavaScript
Matter JS
a 2D rigid body physics engine for the web