Zabbix Zabbix is  an open-source monitoring solution for IT infrastructure, including networks, servers, applications, and cloud services . It provides real-time performance data, automated alerting, and visualization to ensure system reliability and stability. Key features include its ability to monitor a wide range of operating systems and platforms, flexible notification mechanisms, and enterprise-level capabilities for security and scalability.   What Zabbix does Monitors IT infrastructure:  It can monitor a wide variety of IT components, such as networks, servers (physical and virtual), applications, cloud services, and databases. Collects performance data:  It collects and displays real-time performance metrics to provide insight into the health and integrity of your systems. Sends alerts:  Zabbix uses a flexible notification system to send alerts (e.g., via email) for any configured event, allowing for quick reactions to problems. Ensures security and scalability:  It is designed with enterprise-level security and scalability in mind, making it suitable for large and complex environments.   How it works Agents:  A Zabbix agent can be installed on the devices you want to monitor (e.g., Windows, Linux, macOS), which collects and sends data back to the Zabbix server. Templates:  You can use predefined templates to quickly set up monitoring for common devices and applications. Items:  Within a template or on a host, you configure "items" to specify what data to collect (e.g., CPU utilization, memory usage). Triggers and actions:  When an item's value crosses a defined threshold, a trigger is fired, which can then initiate an automated "action" (like sending an alert).   What to know before using Zabbix Complexity:  It can have a steep learning curve for new users. Resource intensity:  It can be resource-intensive, especially in large-scale deployments. Community support:  A strong community is available for support and resources, including forums, blogs, and documentation.