Zabbix.

Latvian open-source enterprise monitoring platform for networks, servers and cloud

Facts

Centreon
French open-source IT monitoring platform for hybrid infrastructures
FR · open-source
↗
Checkmk
German IT monitoring platform for servers, networks and cloud infrastructure
DE · open-source
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Dynatrace
Austrian observability and APM platform from Linz, listed on NYSE
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Grafana Labs
Open-source observability platform with dashboards, founded in Sweden
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Graylog
German open-source log management platform for centralised log management and SIEM
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Icinga
German open-source monitoring framework, fork of Nagios with modern architecture
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ntopng
Italian open-source network traffic monitoring and analytics platform
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openITCOCKPIT
German open-source IT monitoring platform with intuitive web interface
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↗