Web Platform | Chrome for Developers

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href="https://developer.chrome.google.cn/docs/web-platform?hl=tr" /><link rel="alternate" hreflang="vi-cn" href="https://developer.chrome.google.cn/docs/web-platform?hl=vi" /><title>Web Platform  |  Chrome for Developers</title> <meta property="og:title" content="Web Platform  |  Chrome for Developers"><meta name="description" content="Learn how Chrome works, participate in origin trials, and build with Chrome everywhere."> <meta property="og:description" content="Learn how Chrome works, participate in origin trials, and build with Chrome everywhere."><meta property="og:url" content="https://developer.chrome.com/docs/web-platform"><meta property="og:locale" content="en"><script type="application/ld+json"> { "@context": "https://schema.org", "@type": "Article", "headline": "Web Platform" } </script><script type="application/ld+json"> { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{ "@type": "ListItem", "position": 1, "name": "Docs", "item": 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role="heading" tooltip>Build with Chrome</li> <li class="devsite-nav-description">Learn how Chrome works, participate in origin trials, and build with Chrome everywhere. </li> <li class="devsite-nav-item"> <a href="https://developer.chrome.com/docs/web-platform" track-type="nav" track-metadata-eventdetail="https://developer.chrome.com/docs/web-platform" track-metadata-position="nav - docs" track-metadata-module="tertiary nav" track-metadata-module_headline="build with chrome" tooltip > <div class="devsite-nav-item-title"> Web Platform </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.chrome.com/docs/capabilities" track-type="nav" track-metadata-eventdetail="https://developer.chrome.com/docs/capabilities" track-metadata-position="nav - docs" track-metadata-module="tertiary nav" track-metadata-module_headline="build with chrome" tooltip > <div class="devsite-nav-item-title"> Capabilities </div> </a> </li> <li class="devsite-nav-item"> <a 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Release notes </div> </a> </li> </ul> </div> <div class="devsite-tabs-dropdown-column "> <ul class="devsite-tabs-dropdown-section productivity-icon dcc-subnav"> <li class="devsite-nav-title" role="heading" tooltip>Productivity</li> <li class="devsite-nav-description">Create the best experience for your users with the web's best tools.</li> <li class="devsite-nav-item"> <a href="https://developer.chrome.com/docs/devtools" track-type="nav" track-metadata-eventdetail="https://developer.chrome.com/docs/devtools" track-metadata-position="nav - docs" track-metadata-module="tertiary nav" track-metadata-module_headline="productivity" tooltip > <div class="devsite-nav-item-title"> DevTools </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.chrome.com/docs/lighthouse" track-type="nav" track-metadata-eventdetail="https://developer.chrome.com/docs/lighthouse" track-metadata-position="nav - docs" track-metadata-module="tertiary nav" track-metadata-module_headline="productivity" tooltip > <div class="devsite-nav-item-title"> Lighthouse </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.chrome.com/docs/crux" track-type="nav" track-metadata-eventdetail="https://developer.chrome.com/docs/crux" track-metadata-position="nav - docs" track-metadata-module="tertiary nav" track-metadata-module_headline="productivity" tooltip > <div class="devsite-nav-item-title"> Chrome UX Report </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.chrome.com/docs/accessibility" track-type="nav" track-metadata-eventdetail="https://developer.chrome.com/docs/accessibility" track-metadata-position="nav - docs" track-metadata-module="tertiary nav" track-metadata-module_headline="productivity" tooltip > <div class="devsite-nav-item-title"> Accessibility </div> </a> </li> </ul> <ul class="devsite-tabs-dropdown-section dcc-subnav second-column-list"> <li class="devsite-nav-description">Get things done quicker and neater, with our ready-made libraries. </li> <li class="devsite-nav-item"> <a href="https://developer.chrome.com/docs/workbox" track-type="nav" track-metadata-eventdetail="https://developer.chrome.com/docs/workbox" track-metadata-position="nav - docs" track-metadata-module="tertiary nav" track-metadata-module_headline="productivity" tooltip > <div class="devsite-nav-item-title"> Workbox </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.chrome.com/docs/puppeteer" track-type="nav" track-metadata-eventdetail="https://developer.chrome.com/docs/puppeteer" track-metadata-position="nav - docs" track-metadata-module="tertiary nav" track-metadata-module_headline="productivity" tooltip > <div class="devsite-nav-item-title"> Puppeteer </div> </a> </li> </ul> </div> <div class="devsite-tabs-dropdown-column "> <ul class="devsite-tabs-dropdown-section experience-icon dcc-subnav"> <li class="devsite-nav-title" role="heading" tooltip>Experience</li> <li class="devsite-nav-description">Design a beautiful and performant web with Chrome. </li> <li class="devsite-nav-item"> <a href="https://developer.chrome.com/docs/ai" track-type="nav" track-metadata-eventdetail="https://developer.chrome.com/docs/ai" track-metadata-position="nav - docs" track-metadata-module="tertiary nav" track-metadata-module_headline="experience" tooltip > <div class="devsite-nav-item-title"> AI </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.chrome.com/docs/performance" track-type="nav" track-metadata-eventdetail="https://developer.chrome.com/docs/performance" track-metadata-position="nav - docs" track-metadata-module="tertiary nav" track-metadata-module_headline="experience" tooltip > <div class="devsite-nav-item-title"> Performance </div> </a> </li> <li class="devsite-nav-item"> <a href="https://developer.chrome.com/docs/css-ui" track-type="nav" track-metadata-eventdetail="https://developer.chrome.com/docs/css-ui" 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class="devsite-nav-text" tooltip > web.dev </span> </a> </li> </ul> </div> </div> </nav> </devsite-book-nav> <section id="gc-wrapper"> <main role="main" class="devsite-main-content" > <div class="devsite-sidebar"> <div class="devsite-sidebar-content"> <devsite-toc class="devsite-nav" role="navigation" aria-label="On this page" depth="2" scrollbars disabled></devsite-toc> <devsite-recommendations-sidebar class="nocontent devsite-nav"> </devsite-recommendations-sidebar> </div> </div> <devsite-content> <article class="devsite-article"> <div class="devsite-article-meta nocontent" role="navigation"> <ul class="devsite-breadcrumb-list" aria-label="Breadcrumb"> <li class="devsite-breadcrumb-item "> <a href="https://developer.chrome.com/" class="devsite-breadcrumb-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Breadcrumbs" data-value="1" track-type="globalNav" track-name="breadcrumb" track-metadata-position="1" track-metadata-eventdetail="" > Home </a> </li> <li 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description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="web-platform" data-text="Web Platform" class="hide-from-toc no-link" tabindex="0"> Web Platform </h3> <div class="devsite-landing-row-item-description-content"> Read the documentation for Web Platform APIs, some of which are experimental in Chrome. For example, origin and developer trials, or features only found in Canary. </div> <div class="devsite-landing-row-item-buttons"> <a href="https://developer.chrome.com/origintrials" class="button button-primary " target="_blank" >Available Origin Trials</a> <a href="https://chromestatus.com/features" class="button button-primary " >Chrome Platform status <span class="material-icons icon-after" aria-hidden="true" translate="no">open_in_new</span></a> </div> </div> </div> </div> </div> </div> </section> <section class="devsite-landing-row devsite-landing-row-3-up devsite-landing-row-cards devsite-landing-row-padding-medium" background="grey" header-position="top" > <div class="devsite-landing-row-inner"> <div class="devsite-landing-row-group"> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" icon-position="left" > <a href="https://developer.chrome.com/docs/web-platform/chrome-release-channels"> <div class="devsite-landing-row-item-icon-container" foreground="theme" size="medium" > <div class="devsite-landing-row-item-icon material-icons" aria-hidden="true"> web </div> </div> </a> <div class="devsite-landing-row-item-body"> <h3 id="what-are-chrome-release-channels" data-text="What are Chrome release channels?" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/chrome-release-channels"> What are Chrome release channels? </a> </h3> <div class="devsite-landing-row-item-description-content"> Learn how Chrome uses Canary, Dev, Beta, and Stable release channels to test new features, and roll out updates. </div> <div class="devsite-landing-row-item-buttons"> <a href="https://developer.chrome.com/docs/web-platform/chrome-release-channels" class="button " >Read the doc</a> </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" icon-position="left" > <a href="https://developer.chrome.com/docs/web-platform/chrome-flags"> <div class="devsite-landing-row-item-icon-container" foreground="theme" size="medium" > <div class="devsite-landing-row-item-icon material-icons" aria-hidden="true"> flag </div> </div> </a> <div class="devsite-landing-row-item-body"> <h3 id="what-are-chrome-flags" data-text="What are Chrome flags?" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/chrome-flags"> What are Chrome flags? </a> </h3> <div class="devsite-landing-row-item-description-content"> Activate additional debugging tools, or try out new or experimental features. </div> <div class="devsite-landing-row-item-buttons"> <a href="https://developer.chrome.com/docs/web-platform/chrome-flags" class="button " >Read the doc</a> </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" icon-position="left" > <a href="https://developer.chrome.com/docs/web-platform/chrome-variations"> <div class="devsite-landing-row-item-icon-container" foreground="theme" size="medium" > <div class="devsite-landing-row-item-icon material-icons" aria-hidden="true"> construction </div> </div> </a> <div class="devsite-landing-row-item-body"> <h3 id="what-are-chrome-variations" data-text="What are Chrome Variations?" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/chrome-variations"> What are Chrome Variations? </a> </h3> <div class="devsite-landing-row-item-description-content"> Test new features or changes to the Chrome browser or Chrome OS which runs on Chromebooks. </div> <div class="devsite-landing-row-item-buttons"> <a href="https://developer.chrome.com/docs/web-platform/chrome-variations" class="button " >Read the doc</a> </div> </div> </div> </div> </div> </div> </section> <section class="devsite-landing-row devsite-landing-row-3-up devsite-landing-row-padding-medium" header-position="left" > <div class="devsite-landing-row-inner"> <header class="devsite-landing-row-header" icon-position="left" > <div class="devsite-landing-row-header-icon-container" foreground="grey" size="medium" > <div class="devsite-landing-row-header-icon material-icons" aria-hidden="true"> web_asset </div> </div> <div class="devsite-landing-row-header-text"> <h2 id="shipped-apis" data-text="Shipped APIs" tabindex="0"> Shipped APIs </h2> </div> </header> <div class="devsite-landing-row-group"> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="page-lifecycle-api" data-text="Page Lifecycle API" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/page-lifecycle-api"> Page Lifecycle API </a> </h3> <div class="devsite-landing-row-item-description-content"> The Page Lifecycle API provides lifecycle hooks so your pages can safely handle these browser interventions without affecting the user experience. </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="early-hints" data-text="Early Hints" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/early-hints"> Early Hints </a> </h3> <div class="devsite-landing-row-item-description-content"> Early Hints is an HTTP status code (103 Early Hints) used to send a preliminary HTTP response ahead of a final response. </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="picture-in-picture-for-any-element" data-text="Picture-in-Picture for any Element" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/document-picture-in-picture"> Picture-in-Picture for any Element </a> </h3> <div class="devsite-landing-row-item-description-content"> Display arbitrary HTML content in an always-on-top window. </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="better-screen-sharing-with-conditional-focus" data-text="Better screen sharing with Conditional Focus" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/conditional-focus"> Better screen sharing with Conditional Focus </a> </h3> <div class="devsite-landing-row-item-description-content"> Conditionally focus a tab or window when screen sharing on the web. </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="privacy-preserving-screen-sharing-controls" data-text="Privacy-preserving screen sharing controls" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/screen-sharing-controls"> Privacy-preserving screen sharing controls </a> </h3> <div class="devsite-landing-row-item-description-content"> Guide the user away from oversharing thanks to privacy-preserving screen sharing controls on the web. </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="better-tab-sharing-with-capture-handle" data-text="Better tab sharing with Capture Handle" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/capture-handle"> Better tab sharing with Capture Handle </a> </h3> <div class="devsite-landing-row-item-description-content"> The web platform now ships with Capture Handle, a mechanism that allows a capturing web app to ergonomically and confidently identify the captured web app, if the captured web app has opted-in. </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="recognize-your-users-handwriting" data-text="Recognize your users' handwriting" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/handwriting-recognition"> Recognize your users' handwriting </a> </h3> <div class="devsite-landing-row-item-description-content"> The Handwriting Recognition API allows web applications to use advanced handwriting recognition services to recognize text from handwritten input in real time. </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="navigation-api" data-text="Navigation API" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/navigation-api"> Navigation API </a> </h3> <div class="devsite-landing-row-item-description-content"> Discover modern client-side routing with the Navigation API, which adds improved functionality to build single-page applications. </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="better-tab-sharing-with-region-capture" data-text="Better tab sharing with Region Capture" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/region-capture"> Better tab sharing with Region Capture </a> </h3> <div class="devsite-landing-row-item-description-content"> The web platform now ships with Region Capture, a performant and robust way for cropping a video track. </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="full-control-with-the-virtualkeyboard-api" data-text="Full control with the VirtualKeyboard API" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/virtual-keyboard"> Full control with the VirtualKeyboard API </a> </h3> <div class="devsite-landing-row-item-description-content"> Manage yourself the browser deals with content occlusion when a touch device's virtual keyboard appears. </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="smooth-and-simple-transitions-with-the-view-transition-api" data-text="Smooth and simple transitions with the View Transition API" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/view-transitions"> Smooth and simple transitions with the View Transition API </a> </h3> <div class="devsite-landing-row-item-description-content"> The View Transition API lets you create seamless visual transitions between different views on your website. </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="prefetch-and-prerender-pages-with-the-speculation-rules-api" data-text="Prefetch and prerender pages with the Speculation Rules API" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/prerender-pages"> Prefetch and prerender pages with the Speculation Rules API </a> </h3> <div class="devsite-landing-row-item-description-content"> Use the Speculation Rules API to achieve near-instant page navigations </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="long-animation-frames-loaf" data-text="Long Animation Frames (LoAF)" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/long-animation-frames"> Long Animation Frames (LoAF) </a> </h3> <div class="devsite-landing-row-item-description-content"> Use the Long Animation Frames API to identify slow animation frames which are likely to affect the Interaction to Next Paint (INP) Core Web Vital metric which measures responsiveness. </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="backforward-cache-notrestoredreasons-api" data-text="Back/forward cache notRestoredReasons API" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/bfcache-notrestoredreasons"> Back/forward cache notRestoredReasons API </a> </h3> <div class="devsite-landing-row-item-description-content"> Report information on whether a page was blocked from using the back/forward cache on navigation. </div> </div> </div> </div> </div> </div> </section> <section class="devsite-landing-row devsite-landing-row-3-up devsite-landing-row-cards devsite-landing-row-padding-medium" background="grey" header-position="top" > <div class="devsite-landing-row-inner"> <div class="devsite-landing-row-group"> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" icon-position="left" > <div class="devsite-landing-row-item-icon-container" foreground="theme" size="medium" > <div class="devsite-landing-row-item-icon material-icons" aria-hidden="true"> science </div> </div> <div class="devsite-landing-row-item-body"> <h3 id="get-started-with-origin-trials" data-text="Get started with origin trials" class="hide-from-toc no-link" tabindex="0"> Get started with origin trials </h3> <div class="devsite-landing-row-item-description-content"> Test a new or experimental web platform feature. </div> <div class="devsite-landing-row-item-buttons"> <a href="https://developer.chrome.com/docs/web-platform/origin-trials" class="button " >Read the doc</a> </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" icon-position="left" > <div class="devsite-landing-row-item-icon-container" foreground="theme" size="medium" > <div class="devsite-landing-row-item-icon material-icons" aria-hidden="true"> 3p </div> </div> <div class="devsite-landing-row-item-body"> <h3 id="third-party-origin-trials" data-text="Third-party origin trials" class="hide-from-toc no-link" tabindex="0"> Third-party origin trials </h3> <div class="devsite-landing-row-item-description-content"> Providers of embedded content can test new or experimental web platform features. </div> <div class="devsite-landing-row-item-buttons"> <a href="https://developer.chrome.com/docs/web-platform/third-party-origin-trials" class="button " >Read the doc</a> </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" icon-position="left" > <div class="devsite-landing-row-item-icon-container" foreground="theme" size="medium" > <div class="devsite-landing-row-item-icon material-icons" aria-hidden="true"> troubleshoot </div> </div> <div class="devsite-landing-row-item-body"> <h3 id="troubleshoot-origin-trials" data-text="Troubleshoot origin trials" class="hide-from-toc no-link" tabindex="0"> Troubleshoot origin trials </h3> <div class="devsite-landing-row-item-description-content"> Address common problems with Chrome trial tokens in meta tags, headers, and scripts. </div> <div class="devsite-landing-row-item-buttons"> <a href="https://developer.chrome.com/docs/web-platform/origin-trial-troubleshooting" class="button " >Read the doc</a> </div> </div> </div> </div> </div> </div> </section> <section class="devsite-landing-row devsite-landing-row-3-up devsite-landing-row-padding-medium" header-position="left" > <div class="devsite-landing-row-inner"> <header class="devsite-landing-row-header" icon-position="left" > <div class="devsite-landing-row-header-icon-container" foreground="grey" size="medium" > <div class="devsite-landing-row-header-icon material-icons" aria-hidden="true"> science </div> </div> <div class="devsite-landing-row-header-text"> <h2 id="origin-trials" data-text="Origin trials" tabindex="0"> Origin trials </h2> <div class="devsite-landing-row-description"> Origin trials allow developers to try out new features and give feedback. </div> </div> </header> <div class="devsite-landing-row-group"> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="scroll-and-zoom-a-captured-tab" data-text="Scroll and zoom a captured tab" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/captured-surface-control"> Scroll and zoom a captured tab </a> </h3> <div class="devsite-landing-row-item-description-content"> The Captured Surface Control API lets web apps scroll and zoom captured tabs. </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="capture-a-video-stream-from-any-element" data-text="Capture a video stream from any element" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/element-capture"> Capture a video stream from any element </a> </h3> <div class="devsite-landing-row-item-description-content"> The Element Capture API is a performant and robust way for transforming a capture of the current tab into a capture of a DOM subtree. </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="launch-handler-api" data-text="Launch Handler API" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/launch-handler"> Launch Handler API </a> </h3> <div class="devsite-landing-row-item-description-content"> Control how your app is launched, for example, whether it uses an existing or a new window and whether the chosen window is navigated to the launch URL. </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="measure-soft-navigations" data-text="Measure soft navigations" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/soft-navigations-experiment"> Measure soft navigations </a> </h3> <div class="devsite-landing-row-item-description-content"> Experimenting with JavaScript-driven same-document navigations that use the history API or the new Navigation API, triggered by a user gesture and modifies the DOM, modifying the previous content, as well as the URL displayed to the user. </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="compute-pressure-api" data-text="Compute Pressure API" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/compute-pressure"> Compute Pressure API </a> </h3> <div class="devsite-landing-row-item-description-content"> Allow your implementation to use the right underlying hardware metrics to ensure that users can take advantage of all the processing power available to them </div> </div> </div> </div> </div> </div> </section> <section class="devsite-landing-row devsite-landing-row-1-up devsite-landing-row-padding-medium" background="grey" header-position="left" > <div class="devsite-landing-row-inner"> <header class="devsite-landing-row-header" icon-position="left" > <div class="devsite-landing-row-header-icon-container" foreground="google-yellow" size="medium" > <div class="devsite-landing-row-header-icon material-icons" aria-hidden="true"> warning </div> </div> <div class="devsite-landing-row-header-text"> <h2 id="deprecating" data-text="Deprecating" tabindex="0"> Deprecating </h2> <div class="devsite-landing-row-description"> These features were part of the web platform but are now in the process of being deprecated and removed. </div> </div> </header> <div class="devsite-landing-row-group"> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="deprecating-the-unload-handler" data-text="Deprecating the unload handler" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/deprecating-unload"> Deprecating the unload handler </a> </h3> <div class="devsite-landing-row-item-description-content"> The unload event will be gradually deprecated starting from Chrome 117. Learn what this means and how sites and enterprises can prepare for this </div> </div> </div> </div> </div> </div> </section> <section class="devsite-landing-row devsite-landing-row-4-up devsite-landing-row-padding-medium" header-position="left" > <div class="devsite-landing-row-inner"> <header class="devsite-landing-row-header" icon-position="left" > <div class="devsite-landing-row-header-icon-container" foreground="google-red" size="medium" > <div class="devsite-landing-row-header-icon material-icons" aria-hidden="true"> block </div> </div> <div class="devsite-landing-row-header-text"> <h2 id="no-longer-pursuing" data-text="No longer pursuing" tabindex="0"> No longer pursuing </h2> <div class="devsite-landing-row-description"> These features are no longer supported nor in experiment. </div> </div> </header> <div class="devsite-landing-row-group"> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="declarative-link-capturing" data-text="Declarative Link Capturing" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/declarative-link-capturing"> Declarative Link Capturing </a> </h3> <div class="devsite-landing-row-item-description-content"> Determine declaratively what happens when the browser is asked to navigate to a URL. </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="storage-foundation-api" data-text="Storage Foundation API" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/storage-foundation"> Storage Foundation API </a> </h3> <div class="devsite-landing-row-item-description-content"> Gain direct access to stored data through buffers and offsets. </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="notification-triggers" data-text="Notification triggers" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/notification-triggers"> Notification triggers </a> </h3> <div class="devsite-landing-row-item-description-content"> Schedule local notifications that don't require a network connection </div> </div> </div> </div> <div class="devsite-landing-row-item devsite-landing-row-item-no-media" description-position="bottom" > <div class="devsite-landing-row-item-description" > <div class="devsite-landing-row-item-body"> <h3 id="web-bundles" data-text="Web Bundles" class="hide-from-toc no-link" tabindex="0"> <a href="https://developer.chrome.com/docs/web-platform/web-bundles"> Web Bundles </a> </h3> <div class="devsite-landing-row-item-description-content"> Share websites as a single file over Bluetooth. </div> </div> </div> </div> </div> </div> </section> <section class="devsite-landing-row devsite-landing-row-2-up devsite-landing-row-padding-medium" header-position="left" > <div class="devsite-landing-row-inner"> <header class="devsite-landing-row-header" icon-position="left" > <div class="devsite-landing-row-header-icon-container" foreground="google-green" size="medium" > <div class="devsite-landing-row-header-icon material-icons" aria-hidden="true"> check </div> </div> <div class="devsite-landing-row-header-text"> <h2 id="best-practices" data-text="Best Practices" tabindex="0"> Best Practices </h2> <div class="devsite-landing-row-description"> Learn how to make the most of certain web platform features. </div> </div> </header> <div class="devsite-landing-row-group"> <div 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