Cronhub - Cronhub helps you to easily monitor all your cron jobs in a beautiful dashboard. It alerts you when your cron job doesn't run on time or it fails.

Cron As A Service - We host your cron with a beautifully simple api so you can worry about building your app. Schedule regular HTTP requests to your web or mobile application.

Cronhooks - Schedule on time or recurring webhooks

crontab guru - The quick and simple editor for cron schedule expressions by Cronitor

Dead Man's Snitch - Monitor Cron Jobs and Windows Scheduled Tasks with ease.

Cronitor - Monitor cron jobs, micro-services, daemons and almost anything else, no setup required. Easier cron troubleshooting and no more silent failures.