List of the Top 25 Free Observability Tools in 2025

New Relic's enterprise-grade Observability solution offers an all-encompassing platform for in-depth analysis of your software systems' performance and behavior. Tailored for extensive operations, our integrated data platform consolidates telemetry data from your entire technology ecosystem, providing robust full-stack analytical tools that reveal intricate details about system performance, interdependencies, and behavior. With capabilities such as real-time monitoring, automated notifications, and customizable dashboards, New Relic empowers you to proactively detect and address problems, enhance performance, and ensure outstanding customer experiences. Streamline your observability efforts, boost operational efficiency, and foster innovation through New Relic's cutting-edge Observability offerings.

A cloud-centric observability platform that enables organizations to oversee and analyze their workloads and performance through a unified interface. Keep an eye on all your cloud services while maintaining cost efficiency, detailed insights, and scalability. Groundcover offers a cloud-native application performance management (APM) solution designed to simplify observability, allowing you to concentrate on developing exceptional products. With Groundcover's unique sensor technology, you gain exceptional detail for all your applications, removing the necessity for expensive code alterations and lengthy development processes, which assures consistent monitoring. This approach not only enhances operational efficiency but also empowers teams to innovate without the burden of complicated observability challenges.

Site24x7 offers an integrated cloud monitoring solution designed to enhance IT operations and DevOps for organizations of all sizes. This platform assesses the actual experiences of users interacting with websites and applications on both desktop and mobile platforms. DevOps teams benefit from capabilities that allow them to oversee and diagnose issues in applications and servers, along with monitoring their network infrastructure, which encompasses both private and public cloud environments. The comprehensive end-user experience monitoring is facilitated from over 100 locations worldwide, utilizing a range of wireless carriers to ensure thorough coverage and insight into performance. By leveraging such extensive monitoring features, organizations can significantly improve their operational efficiency and user satisfaction.

OpManager serves as the perfect comprehensive tool for monitoring your organization's entire network system. It allows you to meticulously track the health, performance, and availability of all network components, including switches, routers, LANs, WLCs, IP addresses, and firewalls. By providing insights into hardware health and performance, you can efficiently monitor metrics such as CPU usage, memory, temperature, and disk space, thereby enhancing overall operational efficiency. The software simplifies fault management and alert systems through instant notifications and thorough logging. With streamlined workflows, users can easily set up the system for rapid diagnosis and implementation of corrective actions. Additionally, OpManager boasts robust visualization features, including business views, 3D data center representations, topology maps, heat maps, and customizable dashboards that cater to various needs. By equipping users with over 250 predefined reports covering critical metrics and areas in the network, it empowers proactive capacity planning and informed decision-making. Overall, the extensive management functionalities of OpManager position it as the optimal choice for IT administrators striving for enhanced network resilience and operational effectiveness. Furthermore, its user-friendly interface ensures that both novice and experienced administrators can navigate the platform with ease.

Azure Monitor significantly improves the dependability and effectiveness of applications and services by offering a comprehensive system for collecting, analyzing, and reacting to telemetry data from both cloud-based and on-premises environments. This powerful tool not only allows you to understand how well your applications are performing but also helps in identifying potential issues that could affect their operation and the resources they rely on. As a result, organizations utilizing Azure Monitor can enhance service quality and boost user satisfaction by implementing timely and informed interventions. Furthermore, the insights provided by Azure Monitor empower teams to make data-driven decisions that lead to continuous improvement and optimized performance.

Sematext Cloud offers comprehensive observability tools tailored for contemporary software-driven enterprises, delivering crucial insights into the performance of both the front-end and back-end systems. With features such as infrastructure monitoring, synthetic testing, transaction analysis, log management, and both real user and synthetic monitoring, Sematext ensures businesses have a complete view of their systems. This platform enables organizations to swiftly identify and address significant performance challenges, all accessible through a unified cloud solution or an on-premise setup, enhancing overall operational efficiency.

GitLab serves as a comprehensive DevOps platform that provides an all-in-one CI/CD toolchain, simplifying the workflow for teams. With a singular interface, unified conversations, and a consistent permission model, GitLab transforms collaboration among Security, Development, and Operations teams within a single application. This integration leads to significant reductions in development time and costs, minimizes application vulnerabilities, and accelerates software delivery processes. Furthermore, it enhances developer productivity by facilitating source code management that promotes collaboration, sharing, and coordination among the entire software development team. To expedite software delivery, GitLab enables efficient tracking and merging of branches, auditing of changes, and supports concurrent work efforts. Teams can review code, engage in discussions, share knowledge, and pinpoint defects, even in distributed settings, through asynchronous review processes. Additionally, the platform automates and tracks code reviews, generating reports that enhance transparency and continuous improvement in the development cycle. By offering these robust features, GitLab not only streamlines operations but also fosters a culture of collaboration and efficiency within development teams.

Monitoring IT performance extends beyond simply tracking CPU, memory, and network usage. With eG Enterprise, the focus shifts to enhancing the user experience, which becomes a pivotal element of your IT management and monitoring approach. This platform provides the capability to evaluate users' digital experiences and offers comprehensive insights into the performance of the entire application delivery pipeline—from the underlying code to user interactions, encompassing both data centers and cloud environments—accessible through a unified interface. Additionally, eG Enterprise allows for the correlation of performance metrics across various domains, enabling proactive identification of underlying issues. Leveraging machine learning and analytical tools, IT teams can make informed decisions regarding optimization and resource allocation for anticipated growth. Consequently, this leads to more satisfied users, heightened productivity, increased IT operational efficiency, and measurable business returns. Moreover, eG Enterprise is versatile in deployment, being available for both on-premise installation and as a Software as a Service (SaaS) offering. Start your journey towards enhanced IT performance by signing up for a free trial of eG Enterprise today, and experience the transformation firsthand.

Portainer Business simplifies the management of containers across various environments, from data centers to edge locations, and is compatible with Docker, Swarm, and Kubernetes, earning the trust of over 500,000 users. Its user-friendly graphical interface and robust Kube-compatible API empower anyone to easily deploy and manage containerized applications, troubleshoot container issues, establish automated Git workflows, and create user-friendly CaaS environments. The platform is compatible with all Kubernetes distributions and can be deployed either on-premises or in the cloud, making it ideal for collaborative settings with multiple users and clusters. Designed with a suite of security features, including RBAC, OAuth integration, and comprehensive logging, it is well-suited for large-scale, complex production environments. For platform managers aiming to provide a self-service CaaS environment, Portainer offers a range of tools to regulate user permissions effectively and mitigate risks associated with container deployment in production. Additionally, Portainer Business comes with full support and a detailed onboarding process that ensures seamless implementation and fast-tracks your operational readiness. This commitment to user experience and security makes it a preferred choice for organizations looking to streamline their container management.

Sumo Logic offers a cloud-centric solution designed for log management and monitoring tailored for IT and security teams of various scales. By integrating logs, metrics, and traces, it facilitates quicker troubleshooting processes. This unified platform serves multiple functions, enhancing your ability to resolve issues efficiently. With Sumo Logic, organizations can diminish downtime, transition from reactive to proactive monitoring, and leverage cloud-based analytics augmented by machine learning to enhance troubleshooting capabilities. The Security Analytics feature enables swift detection of Indicators of Compromise, expedites investigations, and helps maintain compliance. Furthermore, Sumo Logic's real-time analytics framework empowers businesses to make informed, data-driven decisions. It also provides insights into customer behavior, allowing for better market strategies. Overall, Sumo Logic’s platform streamlines the investigation of operational and security concerns, ultimately giving you more time to focus on other critical tasks and initiatives.

We tackle your most urgent business challenges with flexible, clear, and scalable solutions that are crafted to support your digital transformation process. Begin leveraging our top-tier business observability platform today to gain complete visibility into your operations, with insights specifically tailored to meet business requirements and driven by AppDynamics and Cisco. This allows you to concentrate on what truly matters for your organization and workforce, enabling real-time monitoring, collaboration, and action. By deeply understanding user interactions and application performance, you can transform efficiency into increased profitability. Connect full-stack performance analytics with vital business metrics like conversion rates, allowing you to quickly address issues before they negatively impact revenue. Our easily deployable solutions help you navigate the complexities of today's technological landscape, fostering growth, improving customer satisfaction, and motivating your teams to strive for business excellence. By aligning application performance with customer experiences and essential business results, you can effectively prioritize critical issues, protecting your customers' experiences. The connection between performance metrics and business achievement is crucial for driving innovation and retaining a competitive advantage in your industry. Additionally, this holistic approach ensures your organization remains agile and responsive in a rapidly evolving marketplace.

Langfuse is an open-source platform designed for LLM engineering that allows teams to debug, analyze, and refine their LLM applications at no cost. With its observability feature, you can seamlessly integrate Langfuse into your application to begin capturing traces effectively. The Langfuse UI provides tools to examine and troubleshoot intricate logs as well as user sessions. Additionally, Langfuse enables you to manage prompt versions and deployments with ease through its dedicated prompts feature. In terms of analytics, Langfuse facilitates the tracking of vital metrics such as cost, latency, and overall quality of LLM outputs, delivering valuable insights via dashboards and data exports. The evaluation tool allows for the calculation and collection of scores related to your LLM completions, ensuring a thorough performance assessment. You can also conduct experiments to monitor application behavior, allowing for testing prior to the deployment of any new versions. What sets Langfuse apart is its open-source nature, compatibility with various models and frameworks, robust production readiness, and the ability to incrementally adapt by starting with a single LLM integration and gradually expanding to comprehensive tracing for more complex workflows. Furthermore, you can utilize GET requests to develop downstream applications and export relevant data as needed, enhancing the versatility and functionality of your projects.

VirtualMetric is a cutting-edge telemetry pipeline and security monitoring platform designed to provide enterprise-level data collection, analysis, and optimization. Its flagship solution, DataStream, simplifies the process of collecting and enriching security logs from a variety of systems, including Windows, Linux, and MacOS. By filtering out non-essential data and reducing log sizes, VirtualMetric helps organizations cut down on SIEM ingestion costs while improving threat detection and response times. The platform’s advanced features, such as zero data loss, high availability, and long-term compliance storage, ensure businesses can handle increasing telemetry volumes while maintaining robust security and compliance standards. With its comprehensive access controls and scalable architecture, VirtualMetric enables businesses to optimize their data flows and bolster their security posture with minimal manual intervention.

InfluxDB is a specialized data platform crafted to manage all types of time series data, encompassing users, sensors, applications, and infrastructure, allowing for the seamless collection, storage, visualization, and transformation of insights into actionable strategies. It features a comprehensive library of over 250 open-source Telegraf plugins, simplifying the process of importing and monitoring data from a variety of systems. By empowering developers, InfluxDB facilitates the creation of innovative IoT, monitoring, and analytics applications and services. Its adaptable architecture can accommodate various implementations, whether in the cloud, at the edge, or on-premises. Moreover, its versatility, ease of access, and an array of supporting tools such as client libraries and APIs enable developers of all experience levels to swiftly create applications and services utilizing time series data. The platform is optimized for enhancing developer productivity and efficiency, allowing builders to concentrate on the essential features that add value to their internal projects and provide their applications with a competitive advantage. To assist newcomers, InfluxData provides complimentary training through InfluxDB University, ensuring that anyone can quickly acquire the skills needed to leverage this powerful platform effectively.

Cribl Stream enables the creation of an observability pipeline that facilitates the parsing and reformatting of data in real-time before incurring costs for analysis. This tool ensures that you receive the necessary data in your desired format and at the appropriate destination. It allows for the translation and structuring of data according to any required tooling schema, efficiently routing it to the suitable tools for various tasks or all necessary tools. Different teams can opt for distinct analytics platforms without needing to install additional forwarders or agents. A staggering 50% of log and metric data can go unutilized, encompassing issues like duplicate entries, null fields, and fields that lack analytical significance. With Cribl Stream, you can eliminate superfluous data streams, focusing solely on the information you need for analysis. Furthermore, it serves as an optimal solution for integrating diverse data formats into the trusted tools utilized for IT and Security purposes. The universal receiver feature of Cribl Stream allows for data collection from any machine source and facilitates scheduled batch collections from REST APIs, including Kinesis Firehose, Raw HTTP, and Microsoft Office 365 APIs, streamlining the data management process. Ultimately, this functionality empowers organizations to enhance their data analytics capabilities significantly.

Arize provides a machine-learning observability platform that automatically identifies and addresses issues to enhance model performance. While machine learning systems are crucial for businesses and clients alike, they frequently encounter challenges in real-world applications. Arize's comprehensive platform facilitates the monitoring and troubleshooting of your AI models throughout their lifecycle. It allows for observation across any model, platform, or environment with ease. The lightweight SDKs facilitate the transmission of production, validation, or training data effortlessly. Users can associate real-time ground truth with either immediate predictions or delayed outcomes. Once deployed, you can build trust in the effectiveness of your models and swiftly pinpoint and mitigate any performance or prediction drift, as well as quality concerns, before they escalate. Even intricate models benefit from a reduced mean time to resolution (MTTR). Furthermore, Arize offers versatile and user-friendly tools that aid in conducting root cause analyses to ensure optimal model functionality. This proactive approach empowers organizations to maintain high standards and adapt to evolving challenges in machine learning.

Effortlessly track expenses, usage, and latency for your GPT applications using just a single line of code. Esteemed companies that utilize OpenAI place their confidence in our service, and we are excited to announce our upcoming support for Anthropic, Cohere, Google AI, and more platforms in the near future. Stay updated on your spending, usage trends, and latency statistics. With Helicone, integrating models such as GPT-4 allows you to manage API requests and effectively visualize results. Experience a holistic overview of your application through a tailored dashboard designed specifically for generative AI solutions. All your requests can be accessed in one centralized location, where you can sort them by time, users, and various attributes. Monitor costs linked to each model, user, or conversation to make educated choices. Utilize this valuable data to improve your API usage and reduce expenses. Additionally, by caching requests, you can lower latency and costs while keeping track of potential errors in your application, addressing rate limits, and reliability concerns with Helicone’s advanced features. This proactive approach ensures that your applications not only operate efficiently but also adapt to your evolving needs.

Consolidate, modify, and oversee all your logs and metrics using a single, intuitive tool. Crafted in Rust, Vector is known for its remarkable speed and efficient memory use, designed to handle even the heaviest workloads seamlessly. Its purpose is to function as your comprehensive solution for transferring observability data between various points, with deployment options as a daemon, sidecar, or aggregator. By providing support for both logs and metrics, Vector streamlines the collection and processing of your observability data. It stands neutral to any specific vendor platforms, fostering an equitable and open ecosystem that emphasizes your priorities. With no risk of vendor lock-in and a focus on future-proofing, Vector offers highly customizable transformations that harness the full power of programmable runtimes. This flexibility allows you to address complex scenarios without limitations. Recognizing the significance of reliability, Vector clearly delineates the guarantees it provides, allowing you to make informed choices that fit your unique needs. Moreover, this transparency not only enhances data management but also instills confidence in your operational strategies. Ultimately, Vector empowers you to navigate the complexities of observability with ease and assurance.

Engineers have a deep affection for open-source solutions. We enhanced leading open-source monitoring tools like Jaeger, Prometheus, and ELK, merging them into a robust and scalable SaaS platform. This allows you to gather and analyze all your logs, metrics, traces, and additional data in a single location for comprehensive monitoring. With our user-friendly and customizable dashboards, you can easily visualize your data. Logz.io employs an AI/ML human-coach that automatically identifies and rectifies errors or exceptions in your logs. Our system can alert you via Slack, PagerDuty, Gmail, and other channels, ensuring you can swiftly address new incidents. You can centralize your metrics at any level through our Prometheus-as-a-service offering. By unifying logs and traces, we simplify the monitoring process. Getting started is easy—just add three lines of code to your Prometheus configuration file to initiate the forwarding of your metrics and data to Logz.io, streamlining your monitoring experience even further. This integration ultimately enhances your operational efficiency and response times.

Thundra empowers application teams to build, troubleshoot, test, and oversee contemporary microservices in cloud environments. By providing a comprehensive platform that integrates automated instrumentation, cloud application debugging, and test optimization, Thundra removes the necessity for various tools across both pre-production and production stages. The company features two key products: Thundra Foresight, designed to assist in monitoring and resolving issues within your CI workflows and tests, and Thundra APM, which specializes in application performance monitoring for serverless architectures and containerized applications. Additionally, this unified approach streamlines the development process, enhancing team productivity and efficiency.

Transform your log management practices with Honeycomb, a platform meticulously crafted for modern development teams that seek to extract valuable insights into application performance while improving log management efficiency. Honeycomb’s fast query capabilities allow you to reveal concealed issues within your system’s logs, metrics, and traces, employing interactive charts that deliver thorough examinations of raw data with high cardinality. By establishing Service Level Objectives (SLOs) that align with user priorities, you can minimize unnecessary alerts and concentrate on critical tasks. This streamlined approach not only reduces on-call duties but also accelerates code deployment, ultimately ensuring high levels of customer satisfaction. You can pinpoint the root causes of performance issues, optimize your code effectively, and gain a clear view of your production environment in impressive detail. Our SLOs provide timely alerts when customers face challenges, facilitating quick investigations into the underlying issues—all managed from a unified interface. Furthermore, the Query Builder allows for seamless data analysis, enabling you to visualize behavioral patterns for individual users and services, categorized by various dimensions for enriched analytical perspectives. This all-encompassing strategy guarantees that your team is equipped to proactively tackle performance obstacles while continuously enhancing the user experience, thus fostering greater engagement and loyalty. Ultimately, Honeycomb empowers your team to maintain a high-performance environment that is responsive to users' needs.

Elevate your monitoring and alerting strategies by utilizing a leading open-source tool known as Prometheus. This powerful platform organizes its data in the form of time series, which are essentially sequences of values linked to specific timestamps, metrics, and labeled dimensions. Beyond the stored time series, Prometheus can generate temporary derived time series based on the results of queries, enhancing versatility. Its querying capabilities are powered by PromQL (Prometheus Query Language), which enables users to real-time select and aggregate data from time series. The results from these queries can be visualized as graphs, presented in a table format via Prometheus's expression browser, or retrieved by external applications through its HTTP API. To configure Prometheus, users can employ both command-line flags and a configuration file, where flags define unchangeable system parameters such as storage locations and retention thresholds for disk and memory. This combination of configuration methods offers a customized monitoring experience that can accommodate a variety of user requirements. If you’re keen on delving deeper into this feature-rich tool, additional information is available at: https://sourceforge.net/projects/prometheus.mirror/. With Prometheus, you can achieve a level of monitoring sophistication that optimizes performance and responsiveness.

Contemporary cloud-native applications are characterized by a dramatic increase in dependencies, shorter lifecycles, frequent releases, and a wealth of telemetry data. Traditional proprietary monitoring and application performance management (APM) tools were designed for a time when monolithic applications and stable infrastructure were the norm. These outdated solutions are often expensive, intrusive, and disjointed, leading to more confusion than insight. Although open-source and cloud monitoring alternatives present a good foundation, they require highly skilled engineers to integrate, maintain, and analyze the data effectively. As you work through the challenges of adapting to modern infrastructure, your current monitoring system might struggle to keep pace, indicating a need for a fresh approach. This is where OpsCruise comes into play! Our platform is deeply knowledgeable about Kubernetes, and when combined with our groundbreaking machine learning-driven behavior profiling, it empowers your team to foresee performance challenges and swiftly pinpoint their sources. Moreover, this can be accomplished at a significantly lower cost than traditional monitoring tools, eliminating the need for code instrumentation, agent deployment, or the management of open-source software. By choosing OpsCruise, you are not merely implementing a new tool; you are initiating a profound transformation in how you oversee and enhance your infrastructure, paving the way for greater efficiency and effectiveness in your operations.

Leverage the Oracle Cloud Observability and Management Platform to effectively manage, assess, and control applications and infrastructure across multiple cloud environments, ensuring comprehensive visibility, integrated analytics, and automated solutions. Gain complete insights through the utilization of infrastructure tracking, evaluations of real user experiences, synthetic monitoring, and distributed tracing technologies. Accelerate the process of identifying and resolving issues by utilizing information from various sources, all presented in user-friendly, interactive dashboards. Implement a unified approach to monitoring, capacity planning, and database management that caters to both on-premises and cloud-based databases. Seamlessly deploy and manage Oracle Cloud resources through automation driven by Terraform, while ensuring smooth data transfers. Achieve in-depth insights into application performance through assessments of real user experiences, synthetic monitoring, and distributed tracing techniques. Enhanced capabilities for monitoring and managing databases lead to improved efficiency for both on-premises and cloud environments. Furthermore, swiftly analyze log data, troubleshoot issues, and configure alerts using customizable triggers to enable proactive management and response. This all-encompassing strategy guarantees that organizations can sustain peak performance across all their cloud platforms while remaining agile in addressing any emerging challenges. Such a comprehensive management solution not only boosts operational efficiency but also empowers teams to focus on innovation and growth.

Glasnostic effortlessly fits into the network data path without requiring agents, enabling it to observe interaction patterns among diverse services while detecting anomalies and applying effective control measures in real-time. The significance of visibility wanes if it is not associated with actionable responses, and Glasnostic equips engineers to proactively address system behaviors as they arise. By integrating transparent controllers within the network data plane, Glasnostic acts as a centralized brain that constantly monitors and resolves issues instantaneously. Interaction metrics are communicated to the control plane for storage and anomaly detection, allowing for either automated responses or manual interventions when necessary. This solution is compatible with all major cloud technologies and easily integrates with existing AIOps, workflow, and security tools using APIs and webhooks. Furthermore, Glasnostic is built to function across all major technology stacks, offering a comprehensive perspective on system behaviors in a unified, consistent, and omnipresent manner, which ensures that engineers have the insights essential for sustaining optimal operational efficiency. Consequently, organizations can enhance their reliability and responsiveness within their IT environments while also streamlining their operational processes. Ultimately, this leads to improved performance and greater agility in adapting to evolving technological demands.