Open source observability platform. SigNoz helps developers find issues in their deployed applications & solve them quickly.




ManageEngine OpManager is described as 'Monitor networks in real-time with tools for visualization and fault management, compatible with major server types, ensuring comprehensive device monitoring' and is a Network Monitor in the network & admin category. There are more than 50 alternatives to ManageEngine OpManager for a variety of platforms, including Linux, Web-based, Windows, Self-Hosted and Mac apps. The best ManageEngine OpManager alternative is Zabbix, which is both free and Open Source. Other great apps like ManageEngine OpManager are Netdata, Nagios, Datadog and Spiceworks.
Open source observability platform. SigNoz helps developers find issues in their deployed applications & solve them quickly.




SaaS monitoring tool for linux servers and websites. Think up-time robot but with more features. You can monitor your linux hosts, windows hosts under development.


Proactively monitor your websites and online services. Receive immediate notification when a problem is detected so you can quickly resolve the root cause and prevent potential escalation.




MRTG (or Multi Router Traffic Grapher) is an open-source network monitoring tool.

Server monitoring software for physical, virtual, and cloud-based IT. They also do email monitoring, application monitoring. The system is used to provide insight into server up-time and reduce outages.




Monitis is a Cloud monitoring and IT analytics service offering Website Monitoring, Server Monitoring, Network Monitoring, Application Monitoring, Cloud Monitoring, and Custom Monitoring.


Logit.io is used for a wide variety of use cases including log management, business intelligence, SIEM, APM, container monitoring, infrastructure monitoring, monitoring website uptime, measuring sales performance & vulnerability scanning.


BAG·Tower is a SaaS platform to monitor equipment, connected objects, applications, services, etc. BAG·Tower's simple interface that can be used by anyone on your team: developers, team managers, analysts or simple guests.




Open Source (GPLv3) Network Monitoring for Windows, Linux & Android. Simple setup, auto-detects running services, runs checks concurrently, open port scanning and alerting. Written in C++ & Qt 5.


Sematext Monitoring is a full-stack IT infrastructure monitoring software that gives you real-time visibility across your infrastructure. Whether on-premise, in the cloud, or a mix of anything in between, Sematext can monitor your whole stack.



Idera, formerly CopperEgg, is an all-in-one software-as-a-service designed and priced to ensure that organizations can effectively react to infrastructure performance issues. Idera provides four essential monitoring capabilities, giving you everything you need to identify and...
CoScale provides full-stack performance monitoring, optimized for webscale and containerized production environments. The CoScale platform continuously monitors your servers, containers, and applications, as well as the impact on user experience and key business metrics.



