Mobify.js: Adapt your site for any device

Mobify.js makes it quick and easy to create responsive versions of your website. It provides responsive images, JavaScript and CSS optimization, and Adaptive Templating, among other features.

Eloquent JavaScript: A modern programming introduction

Eloquent JavaScript, now in its second edition, is a free ebook that offers up a modern introduction to JavaScript programming. It covers everything from program structure to regular expressions to Node.js, and everything in between.

Deckard: Web Animations API slide deck

Deckard is a library for creating slide decks using the Web Animations API. There are no dependencies, except for the Web Animations Polyfill if you want it to work in browsers that don’t yet support the API.

Demos

• Simple
• Config

HTML Minifier: Minify your HTML files

HTML 소스 줄여줘요~

HTML Minifier is a simple web app that minifies your HTML code according to options you select. You can opt to remove comments, collapse whitespace, remove optional tags, and more.

Can I use?: Up-to-date browser support reference

사용할 수 있나? 최신 브라우저 지원 참조~

Can I Use? is a complete table of up-to-date browser support for various modern font-end web technologies. Search by keyword to quickly find what you’re looking for, select specific browsers to compare, or even download the raw support data.

Smallworld.js is a utility for generating simple map previews with GeoJSON and HTML5 Canvas. It has no dependencies, and comes with a simple wrapper for use with jQuery and Zepto.

It's a (small utility for generating a) small world. 

smallworld.js is a small utility for generating small world maps. Documentation can be found on its official page.