I've created an JS library that abstracts that away. It uses both broadcastChannel and localStorage. And it has an API for cross-domain communication as well sysend.js. It also works in IE 11, that has some issues (as always).
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I've created an JS library that abstracts that away. It uses both broadcastChannel and localStorage. And it has an API for cross-domain communication as well sysend.js. It also works in IE 11, that has some issues (as always).