Argo CD Notifications continuously monitors Argo CD applications and provides a flexible way to notify users about important changes in the applications state. The project includes a bundle of useful built-in triggers and notification templates, integrates with various notification services such as ☑ Slack, ☑ SMTP, ☑ Opsgenie, ☑ Telegram and anything else using custom webhooks.
The Argo CD Notifications is not the only way to monitor Argo CD application. You might leverage Prometheus metrics and Grafana Alerts or projects like bitnami-labs/kubewatch and argo-kube-notifier. The advantage of Argo CD Notifications is that it is focused on Argo CD use cases and ultimately provides a better user experience.
Go to the complete documentation to learn more.