Javascript - How to debug Javascript remotely from IDEA in Chrome/Firefox


Prerequisites / Configuration

Chrome/Firefox Extension

  • Configure it in the chrome extension. <note important>If the default port of the built-in server (63342) is already bound (for instance, if some IDE is already running) the next free port is used (usually 63343).</note>

Idea Plugin


In the run/debug windows, before starting the run, you need to map the first part of the URL (https://hostname:port) to the location in your project.


When starting a run debug, you can see by opening the devtool (F12) that the debug session in the browser is in sync with the debug session inside IDEA.

  • The debug session in the browser

  • The debug session in IDEA


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