Polished - A lightweight toolset for writing styles in JavaScript

https://github.com/styled-components/polished

2D JavaScript physics engine for cross-platform HTML5 game development

https://goo.gl/jpvf08

Grid paintings à la Mondrian with JavaScript

https://goo.gl/LSJk78

Create badass, fluid and smooth transition between your website's pages.

http://barbajs.org

50 Amazing jQuery Plugins That You Should Start Using Right Now

https://goo.gl/ItzF0k

Frosting Glass with CSS Filters

https://goo.gl/uDkepk

You Kinda Can Use Custom Fonts in HTML Emails

https://goo.gl/DzyhXi

SVG `text` and Small, Scalable, Accessible Typographic Designs

https://goo.gl/4FYN5o

5 Practical Examples For Learning Vue.js

https://goo.gl/zNMDnO

15 Interesting JavaScript and CSS Libraries for April 2017

https://goo.gl/iZNEd8

Building performant expand & collapse animations

https://goo.gl/cV70qe

The Basics of DOM Manipulation in Vanilla JavaScript (No jQuery)

https://goo.gl/9Ert2g

CSS Grid VS Flexbox: A Practical Comparison

https://goo.gl/VfhGJx

Vue.js Tutorial: An Example to Build and Prerender an SEO-Friendly Site

https://goo.gl/Kk3QWF

Choosing a JavaScript Framework in 2017

https://goo.gl/SjWIar

How to write your own Virtual DOM

https://goo.gl/crfTmC

Practical Algorithms and Data Structures

https://goo.gl/KaDsm1

Grid Garden, the game for learning CSS-grids by growing carrots in the garden

http://cssgridgarden.com

CSS Custom Properties in Microsoft Edge

https://goo.gl/HMz1hV

Simple React Development in 2017

https://goo.gl/6sehbQ

Creating Usability with Motion: The UX in Motion Manifesto

https://goo.gl/WEIIO7