* [Healthchecks](https://healthchecks.io/) - Monitoring for cron jobs, background services and scheduled tasks.
* [Healthchecks](https://healthchecks.io/) - Monitoring for cron jobs, background services and scheduled tasks.
* [Icinga](https://www.icinga.org/) - Nagios fork that has since lapped nagios several times. Comes with the possibility of clustered monitoring - ([Source Code](https://github.com/Icinga)) - `GPLv2`
* [Icinga](https://www.icinga.org/) - Nagios fork that has since lapped nagios several times. Comes with the possibility of clustered monitoring - ([Source Code](https://github.com/Icinga)) - `GPLv2`