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.
Available Origin Trials Chrome Platform status
Learn how Chrome uses Canary, Dev, Beta, and Stable release channels to test new features, and roll out updates.
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Activate additional debugging tools, or try out new or experimental features.
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Learn how we safely roll out new features and changes to Chrome.
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Shipped APIs

Report information on whether a page was blocked from using the back/forward cache on navigation.
Early Hints is an HTTP status code (103 Early Hints) used to send a preliminary HTTP response ahead of a final response.
Conditionally focus a tab or window when screen sharing on the web.
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.
The web platform now ships with Region Capture, a performant and robust way for cropping a video track.
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.
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
The Declarative Partial Updates API enables out-of-order streaming of HTML content.
Enhance your web application's security by integrating Device Bound Session Credentials (DBSC) to protect against session hijacking.
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.
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.
Measure performance of JavaScript-driven same-document navigations such as Single Page Applications (SPAs).
Discover modern client-side routing with the Navigation API, which adds improved functionality to build single-page applications.

Page Lifecycle API

The Page Lifecycle API provides lifecycle hooks so your pages can safely handle these browser interventions without affecting the user experience.
Display arbitrary HTML content in an always-on-top window.
Use the Speculation Rules API to achieve near-instant page navigations
Guide the user away from oversharing thanks to privacy-preserving screen sharing controls on the web.
The Handwriting Recognition API allows web applications to use advanced handwriting recognition services to recognize text from handwritten input in real time.
The Captured Surface Control API lets web apps scroll and zoom captured tabs.
Manage yourself the browser deals with content occlusion when a touch device's virtual keyboard appears.