Visual Studio Team Services - Visual Studio Team Services (VSTS) provides unlimited Git hosting, cloud build for CI, agile planning and continuous delivery.
Zabbix - Track, record, alert and visualize performance and availability of IT resources
Helix ALM - Helix ALM is the single, integrated application that lets you centralize and manage requirements, test cases, issues, and other development artifacts and their relationships.
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.
PractiTest - PractiTest is a cloud based Innovative test management tool.
Prometheus - An open-source systems monitoring and alerting toolkit.