Top 8 open-source products relevant to Infrastructure Monitoring, Performance Monitoring, and Monitoring Tools

Complete monitoring and alerting for servers, switches, applications, and services.

Open Source

Monitor your servers, containers, and applications, in high-resolution and in real-time.

Open Source freemium $3.0 / Monthly (Netdata Pro, $3 /Node /mo - Netdata Business, $4 /Node /mo )

Nagios compatible monitoring framework, written in Python.

Open Source

Middleware observability platform provides complete visibility into your apps & stack, so you can monitor & diagnose issues anytime, anywhere.

Open Source freemium $0.3 / Usage

openITCOCKPIT is a leading open source monitoring framework based on Naemon (Nagios). In addition it integrates Checkmk and Prometheus. It also offers interfaces to Icinga2, PRTG and opManager to obtain status and performance from them.

Open Source freemium

eZ Server Monitor is a script for monitoring Linux servers.

Open Source

phpSysInfo is a customizable PHP script that displays information about your systems.

Open Source

Run network commands on globally distributed probes. Latency test any website, CDN and hostname. Ping globally or specific locations including datacenters, cloud providers and home ISPs.

Open Source free