Miscellaneous
Positioning tooltips and popovers is difficult Popper is here to help Popper is the de facto standard to position tooltips and popovers in modern web applications

JavaScript libraries
Touch enabled jQuery plugin that lets you create beautiful responsive carousel slider

JavaScript libraries
jQuery The Write Less Do More JavaScript Library

CDN
Optimized for JS and ESM delivery from npm and GitHub Works with all web formats Serving more than 150 billion requests per month

UI frameworks
Powerful extensible and feature packed frontend toolkit Build and customize with Sass utilize prebuilt grid system and components and bring projects to life with powerful JavaScript plugins

CDN
The CDN for everything on npm

JavaScript frameworks
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CDN
The recommended free CDN for Bootstrap Font Awesome Bootswatch and Bootstrap Icons

Ecommerce
The World Wide Web Consortium W3C develops standards and guidelines to help everyone build a web based on the principles of accessibility internationalization privacy and security

Ecommerce
The deprecated HTTP Content Security Policy CSP n report uri directive instructs the user agent to report n attempts to violate the Content Security Policy These violation reports consist of JSON n documents sent via an HTTP POST request to the specified URI

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Mathias Bynens is a web standards enthusiast currently working on Chrome at Google