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Firefox
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Features in latest releases
Chrome 150
Chrome Android 150
Edge 150
Firefox 152
Firefox for Android 152
Safari 26.5
Safari on iOS 26.5

Non-cookie storage access

Limited availability

Non-cookie storage access extends the requestStorageAccess() API to let content in cross-site iframes request access to first-party data beyond cookies.

Browser support

Chrome 125 Released on 2024-05-14
Chrome Android Not supported
Edge Not supported
Firefox Not supported Position: positive
Firefox for Android Not supported Position: positive
Safari Not supported
Safari on iOS Not supported

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MDN documentation

Document: requestStorageAccess() method

Specifications

Extending Storage Access API (SAA) to non-cookie storage, from Privacy Community Group (W3C).

Usage (according to Chrome Platform Status)

~1.464% of page loads. More data at chromestatus.com.

Web Platform Tests (WPT)

View the latest WPT test results for this feature

View as JSON | Edit this feature | Report an issue | Web-features entry: source, dist