We want to help you build beautiful, accessible, fast, and secure websites that work cross-browser, and for all of your users. This site is our home for content to help you on that journey, written by members of the Chrome team, and external experts.
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How Back/forward Cache Helped Yahoo! JAPAN News Increase Revenue by 9% on Mobile.
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What's new?

At Google I/O 2023 we announced Baseline, learn more about this initiative and why we think it's important.
Learn more about Baseline
Discover some of the interesting features that landed in stable and beta web browsers during September 2023.
Discover what's new
Follow Una Kravets and Adam Argyle, developer advocates from Google, who gleefully breakdown complex aspects from CSS into disgestible episodes of this podcast.
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CSS and UI design

Explore CSS

On web.dev you'll find tips and techniques to use in your work right now. Discover the latest content here.
A method to adapt a font to your users' preferences, so they're maximally comfortable reading your content.
All major engines now support the new CSS color spaces and functions. Find out how they can bring vibrancy to your designs.
Improve web debugging experience with source maps.
Subgrid is now interoperable across all three major engines. Find out how to use it in this article.

Performance

Core Web Vitals

Content on Core Web Vitals and other metrics. Helping you to build faster websites and apps.
Explore Core Web Vitals
The Chrome team announces that INP is no longer experimental and will replace FID as a Core Web Vital in 2024.
Learn how to optimize for the Interaction to Next Paint metric.
A collection of best practices for optimizing websites' Core Web Vitals performance based on the state of the web in 2023.
The Web Vitals extension now shows you more debugging information to help you identify the root causes of Core Web Vitals issues.

Web Apps

PWA

Create capable web experiences.
More on PWA
A course that breaks down every aspect of modern progressive web app development.
Now that transform streams are supported in Safari, Firefox, and Chrome they are finally ready for prime time.
Dive into a fantastic collection of new patterns for amazing apps, including clipboard patterns, file patterns, and advanced app patterns.
On the Chrome Developers site, explore capabilities APIs.

Accessibility

Available to all

Learn how to make your sites accessible to all users.
More on accessibility
Our new course is a great entry point and reference for accessibility topics.
An overview of three tools and techniques for testing and verifying accessible color contrast of your design.
This tutorial describes how to build an accessible main navigation of a website. You learn about semantic HTML, accessibility, and how using ARIA attributes can sometimes do more harm than good.
Elisa Bandy is a Googler working on web accessibility and documentation for our internal tools.

Payments and identity

Logging in users and taking payment

Find our the latest techniques and best practices for payments and allowing users to log into your app safely.
More on identity
Passkeys make user accounts safer, simpler, easier to use.
Create a sign in experience that uses passkeys while still accommodating existing password users.
Learn more about Web Payments and how they work.
Maximize conversions by helping your users complete address and payment forms as quickly and easily as possible.

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