Datadog
🇺🇸
US · non-EU
World-class observability, world-class invoice.
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Zabbix
Latvian open-source monitoring, free and enterprise-grade.
🇱🇻
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Checkmk
Munich-built monitoring with excellent auto-discovery.
🇩🇪
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Icinga
German open-source monitoring with a strong plugin ecosystem.
🇩🇪