Zabbix

Zabbix is an open-source distributed monitoring and observability platform developed by Zabbix LLC. Founded in 2005 and headquartered in Riga, Latvia, the company is led by Alexei Vladishev, the original creator of the software. Zabbix provides a scalable solution for monitoring networks, servers, virtual machines, cloud services, and applications, offering real-time performance data and proactive issue detection. The platform is licensed under the GNU General Public License version 2 (GPLv2), allowing users to access its features at no cost. Zabbix also offers a range of commercial services, including technical support, professional training, and customized development. The company serves a diverse clientele, from small businesses to global enterprises, across various sectors such as banking, healthcare, IT, and government. With a presence in over 160 countries, Zabbix is committed to helping organizations maintain operational stability and optimize their IT resources.

• Open-source enterprise monitoring: agents/SNMP/IPMI
• triggers
• maps
• distributed proxies

Free open-source; paid support/training tiers