Don't let your servers just melt down
A powerful and easy to configure uptime and ssl monitor
Laravel Health Panel
Get notified when a queued job fails
A PHP application to monitor the health of your servers
Server Monitoring Command for Laravel Applications
Various tools for monitoring Laravel queues
Monitor the output of scheduled tasks in a database table.
A simple script which lets you monitor statuses of all servers. This is kind of old/unmaintained, keep an eye out for 2.1 using Laravel.