PacketFence - PacketFence is a Free and Open Source network access control (NAC) system.
Zabbix - Track, record, alert and visualize performance and availability of IT resources
Keycloak - Open Source Identity and Access Management for modern Applications and Services.
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.
Aiwifi.io - Smart Wifi for Smart Businesses. Connecting the physical with the digital world.
Prometheus - An open-source systems monitoring and alerting toolkit.