web-feature: WebTransport

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The WebTransport API transmits data between a client and a server, by using the HTTP/3 protocol.

WKWebView

macOS

*

iOS

*

Android WebView

Android

*

WebView2

Windows

*

WPE MiniBrowser

Linux

2026-10

Servo

Android

2026-10

ArkWeb

HarmonyOS

*

Chrome Browser

Android

97

Safari Browser

iOS

26.4