Best Free Server Management Software

ManageEngine OpManager is a robust server management tool that monitors the health and performance of physical and virtual servers. It provides real-time insights into key metrics such as CPU usage, memory consumption, disk space, and network performance. With proactive alerting and automated fault detection, OpManager helps IT teams quickly identify and resolve server issues, ensuring optimal uptime and reliability. Its customizable dashboards and detailed reporting capabilities enhance visibility and facilitate efficient resource management, making it an essential tool for effective server administration.

ManageEngine Site24x7 is a comprehensive observability and monitoring solution designed to help organizations effectively manage their IT environments. It offers monitoring for back-end IT infrastructure deployed on-premises, in the cloud, in containers, and on virtual machines. It ensures a superior digital experience for end users by tracking application performance and providing synthetic and real user insights. It also analyzes network performance, traffic flow, and configuration changes, troubleshoots application and server performance issues through log analysis, offers custom plugins for the entire tech stack, and evaluates real user usage. Whether you're an MSP or a business aiming to elevate performance, Site24x7 provides enhanced visibility, optimization of hybrid workloads, and proactive monitoring to preemptively identify workflow issues using AI-powered insights. Monitoring the end-user experience is done from more than 130 locations worldwide.

With more than 50,000 customer installations across the five continents, Pandora FMS is a truly all-in-one monitoring solution, covering all traditional silos for specific monitoring: servers, networks, applications, logs, synthetic/transactional, remote control, inventory, etc. Pandora FMS gives you the agility to find and solve problems quickly, scaling them so they can be derived from any source, on-premise, multi cloud or both of them mixed. Now you have that capability across your entire IT stack and analytics to find any problem, even the ones that are hard to find. Thanks to more than 500 plugins available, you can control and manage any application and technology, from SAP, Oracle, Lotus, Citrix or Jboss to VMware, AWS, SQL Server, Redhat, Websphere, etc.

ManageEngine Applications Manager is an enterprise-ready platform designed to monitor an entire application ecosystem of a business organization. Our platform helps IT and DevOps teams get visibility into all the dependent components within their application stack. With Applications Manager, it becomes easier to monitor the performance of mission-critical web applications, web servers, databases, cloud services, middleware, ERP systems, messaging components, and more. It has tons of features that fast-track the troubleshooting process and help reduce MTTR. This way, issues are fixed before application end-users are affected. Applications Manager has a fully functional dashboard that can be customized to get performance insights at a glance. By configuring alerts, it constantly keeps a lookout for performance issues within the application stack. Combining this with intelligent machine learning, Applications Manager helps turn performance data into actionable insights.

Checkmk is a comprehensive IT monitoring system that enables system administrators, IT managers, and DevOps teams to identify issues across their entire IT infrastructure (servers, applications, networks, storage, databases, containers) and act quickly to resolve them More than 2,000 commercial customers and many more open source users worldwide use Checkmk daily. Key product features: • Service state monitoring with almost 2,000 checks 'out of the box' • Log and event-based monitoring • Metrics, dynamic graphing, and long-term storage • Comprehensive reporting incl. availability and SLAs • Flexible notifications and automated alert handling • Monitoring of business processes and complex systems • Hardware and software inventory • Graphical, rule-based configuration, and automated service discovery Top use cases: • Server Monitoring • Network Monitoring • Application Monitoring • Database Monitoring • Storage Monitoring • Cloud Monitoring • Container Monitoring

VirtualMetric is a powerful telemetry pipeline solution designed to enhance data collection, processing, and security monitoring across enterprise environments. Its core offering, DataStream, automatically collects and transforms security logs from a wide range of systems such as Windows, Linux, MacOS, and Unix, enriching data for further analysis. By reducing data volume and filtering out non-meaningful logs, VirtualMetric helps businesses lower SIEM ingestion costs, increase operational efficiency, and improve threat detection accuracy. The platform’s scalable architecture, with features like zero data loss and long-term compliance storage, ensures that businesses can maintain high security standards while optimizing performance.

Just a one line command to install the monitoring agent on all your servers. No complicated setups, get started within minutes. Keep track of your servers infrastructure usage and prevent downtime and performance issues. Over 40 plugins available out-of-the-box such as CPU, Process, Network, NGiNX, Disk I/O and much more. Server logs are essential to diagnose and prevent issues on your server infrastructure. Use our advanced log search or use the live tail feature. Do you know if you're keeping a clean IP space? Ensure that your e-mail will not end up in the spam folder. Our control panel is customizable and easy to use, providing a better and more enjoyable user experience. We can monitor HTTP(S), TCP as well as ICMP (ping) endpoints, be the first to know about downtime of your web endpoints.

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Provides monitoring of all mission-critical infrastructure components including applications, services, operating systems, network protocols, systems metrics, and network infrastructure. Hundreds of third-party addons provide for monitoring of virtually all in-house applications, services, and systems. Provides a central view of your entire IT operations network and business processes. Powerful dashboards provide at-a-glance access to powerful monitoring information and third-party data. Views provide users with quick access to the information they find most useful. Automated, integrated trending and capacity planning graphs allow organizations to plan for infrastructure upgrades before outdated systems catch them by surprise. Alerts are sent to IT staff, business stakeholders, and end-users via email or mobile text messages, providing them with outage details so they can start resolving issues immediately.

Zuzia is a simple yet powerful tool for monitoring Linux servers and automating recurring system tasks. There’s no complex setup — just install a lightweight agent and manage everything from a clean, web-based dashboard. The core idea is straightforward: you can attach scheduled tasks to your servers, and Zuzia will run them at the right time, watch how they behave, and alert you if something goes wrong — whether the task fails, takes too long, or returns unexpected output. You can also run live shell commands from your browser, making it easy to check logs, restart services, or troubleshoot an issue — even from your phone, without needing SSH access. Zuzia also monitors your websites and SSL certificates, so you’ll know if a domain goes offline or a certificate is about to expire. It’s a tool made for developers, sysadmins, and small teams who want more control over their infrastructure without overcomplicating things.