laravel-uptime-monitor - A powerful and easy to configure uptime and ssl monitor
Laravel-uptime-monitor is a powerful, easy to configure uptime monitor. It will notify you when your site is down (and when it comes back up). You can also be notified a few days before an SSL certificate on one of your sites expires. Under the hood, the package leverages Laravel native notifications, so it's easy to use Slack, Telegram or your preferred notification provider. You'll find extensive documentation on https://docs.spatie.be/laravel-uptime-monitor. It includes detailed info on how to install and use the package.