JavaScript libraries
Polyfill io is a service which accepts a request for a set of browser features and returns only the polyfills that are needed by the requesting browser

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

Analytics
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Analytics
Lucky Orange s website optimization tools like heatmaps and session recordings help you grow your business and keep customers happy

Security
SPNEGO based Kerberos and NTLM HTTP Authentication in Microsoft Windows RFC 4559

JavaScript libraries
jQuery The Write Less Do More JavaScript Library

Advertising
Start earning money from your website through ad and content monetization Learn how to start using AdSense for your website today

Advertising
Discover how online advertising with Google Ads can help grow your business Get customers and sell more with our digital advertising platform

Analytics
Google Analytics gives you the tools you need to better understand your customers You can then use those business insights to take action such as improving your website creating tailored audience lists and more

Font scripts
Making the web more beautiful fast and open through great typography

Tag managers
Google Tag Manager helps make website tag management simple with tools solutions that allow small businesses to deploy and edit tags all in one place

Authentication
Documentation for developers on how to log users into your app or website with Facebook Login

Advertising
Google Marketing Platform offers an enterprise analytics solution to gain insights into your advertising marketing customers and sales

JavaScript frameworks
AMP, originally created by Google, is an open-source HTML framework developed by the AMP open-source Project

UI frameworks
Animate css is a library of ready to use cross browser animations for you to use in your projects Great for emphasis home pages sliders and attention guiding hints

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

Video players
Enjoy the videos and music that you love upload original content and share it all with friends family and the world on YouTube

Live chat
Engage audiences accelerate sales and drive better customer support outcomes on the platform with more than 2 billion users around the world Learn more

Font scripts
Typekit is an online service which offers a subscription library of fonts

Reviews
Leading destination for customer ratings and reviews of businesses 100 million customers helped Search reviews of 100 000 businesses to find the best

CDN

Ecommerce
Schema org is a set of extensible schemas that enables webmasters to embed n structured data on their web pages for use by search engines and other applications

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

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