There's an 18-year-old Bugzilla ticket asking to add AppleScript to Firefox. It's still open and kindasorta active.
> 125419 - [META]Add AppleScript support and capabilities to Mozilla on Mac, e.g. AppleScript/OSA Script menu
@czottmann they also don‘t Support MacOS text replacement
@kluka I could live with that but the lack of AppleScript support is annoying.
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