Fitbit Charge - Activity and sleep tracking wristband
Zabbix - Track, record, alert and visualize performance and availability of IT resources
Fitbit Blaze - Fitbit Blaze is a smartwatch that includes both a heart rate monitor and a fitness activity tracker. It comes with a color touchscreen, and you can change both the watch's strap and frame. Read more about Fitbit Blaze.
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.
ŌURA Ring - Advanced sleep and fitness tracker
Prometheus - An open-source systems monitoring and alerting toolkit.