web-feature: Memory64 (WebAssembly)

Instructions accept 64-bit memory indexes.

WKWebView

macOS

*

iOS

*

Android WebView

Android

*

WebView2

Windows

*

WPE MiniBrowser

Linux

2026-05

Servo

Android

2026-05

Chrome Browser

Android

133

Safari Browser

iOS

*

Notes

Support data provided by: BCD logo

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This feature was last updated on May 09, 2026.