As single page apps and large scale javascript applications become more prominent on the web, useful resources for those developers who are jumping the ship are crucial.

qrcode generation standalone (doesn't depend on external services)

A window.fetch JavaScript polyfill.

A canvas in your browser. Literally.

经典的网页对话框组件

Canvas for IE8 and older

Houses the Asynchronous Module Definition API

前端技能汇总 Frontend Knowledge Structure

The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web.

The simple PHP router