postMessage debugger
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This extension prints messages sent with postMessage to the console

This chrome extension prints messages sent with postMessage to the console for debugging.

4.6 out of 512 ratings

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Валентин ТкачевNov 12, 2023

Thank you, very convenient for development process.

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E. DonkerJan 30, 2023

This extension is great! Use it a lot.

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Matt PJan 20, 2023

I was pleasantly surprised that this reports messages sent to iframes as well as messages received by the top frame as well. As others said, if you don't see anything in the devtools console, you probably need to pull out the sidebar to look at the verbose/debug log level. A good example case is the youtube embed API (you can find examples on codepen). It would be very helpful if this logged a bit more information about each MessageEvent rather than just the the origin, source,... Show more

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    November 27, 2018
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