Django - The Web framework for perfectionists with deadlines
Zabbix - Track, record, alert and visualize performance and availability of IT resources
Flask - a microframework for Python based on Werkzeug, Jinja 2 and good intentions.
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.
Sprucely.io - Sprucely.io is a flexible platform service that automates your data insights pipeline. It turns your data into interactive decision intelligence. In seconds.
Prometheus - An open-source systems monitoring and alerting toolkit.