Zabbix - Track, record, alert and visualize performance and availability of IT resources
ifttt - IFTTT puts the internet to work for you. Create simple connections between the products you use every day.
Datadog - See metrics from all of your apps, tools & services in one place with Datadog's cloud monitoring as a service solution. Try it for free.
Automate.io - Connect your cloud software and automate work.
Prometheus - An open-source systems monitoring and alerting toolkit.
Make.com - Tool for workflow automation (Former Integromat)