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
Clarity is a free user behavior analytics tool that helps you understand how users are interacting with your website through session replays and heatmaps

EmailAdvertising
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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

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

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

Widgets
Twitter is a 'microblogging' system that allows you to send and receive short posts called tweets

Advertising
Advertise on X to increase reach and sales X helps you build awareness and drive conversions with effective ad formats and targeting tools

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

CDN

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

Email
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JavaScript libraries
A sizzlin hot selector engine Contribute to jquery sizzle development by creating an account on GitHub

Maps
Map multiple locations get transit walking driving directions view live traffic conditions plan trips view satellite aerial and street side imagery Do more with Bing Maps

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Since 1983 developing the free Unix style operating system GNU so that computer users can have the freedom to share and improve the software they use