JavaScript Errors Notifier

JavaScript Errors Notifier is a Firefox add-on that notifies you about JavaScript errors through an icon in the toolbar or a notification popup. It allows you to easily identify and debug errors by providing detailed error information, error stack traces, error source URLs, and clickable error sources. It also handles console.error() calls, missing files 404 errors, and ignores repeated errors and internal errors of Google Chrome extensions. Additionally, it provides the option to search the error text on StackOverflow and copy errors details to the clipboard.