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Top Rated Observability Software with Free

Last updated: November 2026

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36 software options

ManageEngine Applications Manager logo

Widest application monitoring support for enterprises & SMBs

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Applications Manager is an application performance monitoring and observability solution that is designed to empower businesses with deep insights into the performance, health, and availability of their critical applications and infrastructure components.

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New Relic logo

Performance testing and monitoring management software

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New Relic delivers real-time insights with a unified observability platform, optimizing performance and reducing downtime.

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groundcover logo

The full-stack observability platform for engineers & agents

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Full-stack observability for engineers and AI agents. Powered by eBPF, deployed in your cloud, with full visibility at predictable costs.

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Netdata logo

The open-source observability platform everyone needs

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Monitor your servers, containers and apps with high-resolution, real-time monitoring.

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Metaplane logo

Data observability tool

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Metaplane is the data observability tool that helps data teams know when things break, what went wrong, and how to fix it.

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Better Stack logo

Cloud-based observability platform for dev teams

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Cloud-based observability platform consolidating uptime monitoring, incident management, on-call scheduling, and log analysis for.

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Honeycomb logo

Observability for SRE/DevOps to observe and debug production

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Honeycomb is an observability platform for developer and engineer teams to understand, debug & improve production systems. Using rapid query, users can quickly find issues to resolve incidents while heat-maps and tracing views identify where the latency or errors lie within the code.

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Sematext Cloud logo

Cloud-based application and infrastructure monitoring tool

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Sematext Cloud is an all-in-one observability tool that helps businesses assess and gain key insights into the front and back-end performance of system applications. Features include real user and synthetic monitoring, transaction tracing, infrastructure monitoring, and log management.

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LaunchDarkly logo

Cloud-based feature flag & AI runtime control platform

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Cloud-based runtime control platform for software and AI agents, offering feature flags, experimentation, and targeting rules.

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Checkmk logo

IT observability that works, so your business runs.

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As full-stack monitoring and observability platform, Checkmk helps admins and DevOps teams identify and resolve issues across their IT infrastructure, on premise as well as in the cloud.

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Zabbix logo

Open source software for IT infrastructure components

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Zabbix offers great performance for data gathering and can be scaled to very large environments. Distributed monitoring options are available with the use of Zabbix proxies. Zabbix comes with a web-based interface, secure user authentication and a flexible user permission schema. Polling and trapping is supported, with native high performance agents gathering data from virtually any popular operating system; agent-less monitoring methods are available as well.

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Sumo Logic logo

Unified Logs & Metrics for Full App Visibility

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Sumo Logic is a log management and data analytics software that creates information based on data feeds. It assesses server, application and website performances by creating graphs and charts. It creates alerts when data reaches certain levels which in turn notify of potential threats/downtime.

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Uila logo

Application monitoring solution for root cause analysis

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Uila is a network monitoring solution that helps enterprises in healthcare, finance, and other industries optimize the performance of applications and minimize potential cyber threats. Using the real-time dashboard, IT teams can identify the root cause of service outages and performance degradation.

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Lumigo logo

Microservice troubleshooting, built for developers

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Lumigo is a developer-centric troubleshooting and debugging platform purpose-built to tackle the most complex issues in any production environment.

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SquaredUp logo

Smarter dashboards. Total visibility.

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Smarter dashboards for engineering, product, and IT teams. Visualize and monitor any data from any tool, all in one place.

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Grafana logo

2025 Gartner® Magic Quadrant™ Leader in Observability

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Grafana Labs, a Leader in the 2025 ® Magic Quadrant™ for Observability Platforms and positioned furthest to the right for Completeness of Vision, offers an OSS-based, composable observability stack with Grafana Cloud and the LGTM Stack.

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Scout APM logo

Rails and Django Application Monitoring built for engineers

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Long Description Scout APM cuts through the noise by helping developers find & fix performance issues before customers ever see them. With real-time alerting, an simple and fast setup & tracing logic that ties bottlenecks directly to source code, it’s easy

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Nexus logo

Easy to use. Ready for Mexico HR operations.

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Nexus unifies employee management, access control, attendance, shifts and HR operations with biometrics and real-time reporting.

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Middleware logo

Unified cloud observability to debug issues faster

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Middleware is a real-time cloud native observability platform that helps businesses debug issues by unifying all metrics, logs, and traces in one timeline.

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Logz.io logo

Machine data analytics based on ELK and Grafana

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Unified platform for monitoring, troubleshooting and security based on ELK and Grafana.

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BrowserStack logo

Cloud-based software testing platform for all teams

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With Test Observability you can automatically identify flaky tests, analyse test failures using AI, and monitor quality with built-in dashboards.

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Datadog logo

Cloud-based observability & security for all sizes

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Cloud-based SaaS observability and security platform unifying infrastructure monitoring, APM, log management, and threat detection.

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Pandora FMS logo

Total monitoring solution for full observability

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Make the best use of your Dev+Ops teams with a professional, user-friendly, and easy-to-use monitor with more than 50K customer installations across the five continents, Pandora FMS is an out-of-the-box monitoring solution: profitable and scalable, covering most infrastructure deployment options.

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Bindplane logo

The Unified Telemetry Pipeline Enterprises Depend On

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ObservIQ is a comprehensive telemetry platform designed to optimize and simplify your observability pipeline. It reduces observability costs, routes telemetry across sources and destinations efficiently, and manages fleets of agents with ease, supporting up to 10GB per day and 10 agents for free.

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PRTG logo

Network Monitoring For Serious Professionals

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PRTG monitors your network 24/7 to timely alert you to issues before they become emergencies.

Monitor all the systems, devices, traffic, and applications in your IT infrastructure.

Everything is included with PRTG; there is no need for additional plugins or downloads.

PRTG is a powerful and easy!

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