Shopping for speed on eBay.com
Optimizing the performance of eBay's sites and apps for a faster user experience.
Blog
Our latest news, updates, and stories for developers
Advancing the web framework ecosystem
Chrome is collaborating with open-source frameworks to work towards a better web
Integrate PWAs into native sharing UIs with Workbox
How to get your PWA to show up next to native apps in system-level sharing UIs
Adaptive icon support in PWAs with maskable icons
A new icon format to use adaptive icons on supporting platforms.
Improving page dismissal in synchronous XMLHttpRequest()
Reducing delayed navigations
Threading the web with module workers
Moving heavy lifting into background threads is now easier with JavaScript modules in web workers.
Speed tooling evolutions: highlights from Chrome Developer Summit 2019
New performance metrics, updates to PageSpeed Insights and Chrome User Experience Report (CrUX), and more.
Lighthouse evolution: continuous integration, new performance score formula, and more
Get the latest Lighthouse updates and insights from Chrome Developer Summit 2019.
Adaptive loading: improving web performance on slow devices
Learn how to ensure every user gets the best possible experience by optimizing your sites for specific hardware and network constraints.
Indexing your offline-capable pages with the Content Indexing API
Enabling service workers to tell browsers which pages work offline
Use web workers to run JavaScript off the browser's main thread
An off-main-thread architecture can significantly improve your app's reliability and user experience.
Next-generation web styling
Get up to date on some of the exciting features in modern CSS.
Feedback from the summer 2019 image optimization survey
Comments from survey respondents about various image optimization techniques
Get started with Web Bundles
Share websites as a single file over Bluetooth and run them offline in your origin's context
Richer offline experiences with the Periodic Background Sync API
Sync your web app's data in the background for a more native-like experience
Share like a native app with the Web Share API
Web apps can use the same system-provided share capabilities as native apps.
Receiving shared data with the Web Share Target API
Sharing on mobile made simple with the Web Share Target API
OYO Lite: a TWA with the best of web and Android apps
How a hospitality startup built an Android app that relies on web content to dramatically increase user engagement and keep file size low
Five ways AirSHIFT improved their React app's runtime performance
A real-world case study of React SPA performance optimization.
Virtual reality comes to the web
A few basics to prepare you for a spectrum of immersive experiences: virtual reality, augmented reality, and everything in between.
SameSite cookie recipes
Update your site's cookies to prepare for the upcoming changes to the SameSite attribute's behavior.
Fast ads matter
Learn how improving ad speed can increase revenue and makes users happy, and how to approach ad speed improvements.
Verify phone numbers on the web with the SMS Receiver API
Help users type OTPs received through SMS
Preloading responsive images
Starting in Chrome 73, link rel="preload" and responsive images can be combined in order to load images faster.