List of the Top 5 Observability Tools for Better Stack in 2025

New Relic equips businesses with cutting-edge observability tools, offering unparalleled insight throughout your technology ecosystem. Our AI-powered, integrated data platform consolidates telemetry from user interfaces to backend infrastructure, facilitating immediate insights and proactive problem-solving. Featuring sophisticated capabilities such as automated notifications, personalized dashboards, and comprehensive analytics, New Relic enables you to enhance performance, minimize downtime, and provide exceptional digital experiences. By streamlining observability at an enterprise level, New Relic transforms your system data into a valuable strategic resource, fostering operational effectiveness and innovation. Begin your journey towards enhanced observability today.

Datadog serves as a comprehensive monitoring, security, and analytics platform tailored for developers, IT operations, security professionals, and business stakeholders in the cloud era. Our Software as a Service (SaaS) solution merges infrastructure monitoring, application performance tracking, and log management to deliver a cohesive and immediate view of our clients' entire technology environments. Organizations across various sectors and sizes leverage Datadog to facilitate digital transformation, streamline cloud migration, enhance collaboration among development, operations, and security teams, and expedite application deployment. Additionally, the platform significantly reduces problem resolution times, secures both applications and infrastructure, and provides insights into user behavior to effectively monitor essential business metrics. Ultimately, Datadog empowers businesses to thrive in an increasingly digital landscape.

Amazon CloudWatch acts as an all-encompassing platform for monitoring and observability, specifically designed for professionals like DevOps engineers, developers, site reliability engineers (SREs), and IT managers. This service provides users with essential data and actionable insights needed to manage applications, tackle performance discrepancies, improve resource utilization, and maintain a unified view of operational health. By collecting monitoring and operational data through logs, metrics, and events, CloudWatch delivers an integrated perspective on both AWS resources and applications, alongside services hosted on AWS and on-premises systems. It enables users to detect anomalies in their environments, set up alarms, visualize logs and metrics in tandem, automate responses, resolve issues, and gain insights that boost application performance. Furthermore, CloudWatch alarms consistently track metric values against set thresholds or those created by machine learning algorithms to effectively spot anomalies. With its extensive capabilities, CloudWatch is a crucial resource for ensuring optimal application performance and operational efficiency in ever-evolving environments, ultimately helping teams work more effectively and respond swiftly to issues as they arise.

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.

Fluent Bit is proficient in accessing data from both local files and networked devices while also pulling metrics in the Prometheus format from your server environment. It automatically applies tags to all events, which aids in effective filtering, routing, parsing, modification, and application of output rules. With built-in reliability features, it guarantees that operations can be resumed smoothly without data loss in the face of network or server disruptions. Instead of merely serving as a replacement, Fluent Bit significantly enhances your observability framework by refining your existing logging infrastructure and optimizing the processing of metrics and traces. It embraces a vendor-neutral approach, which ensures easy integration with various ecosystems, such as Prometheus and OpenTelemetry. Highly trusted by major cloud service providers, financial institutions, and enterprises in need of a robust telemetry agent, Fluent Bit skillfully manages numerous data formats and sources while maintaining top-notch performance and reliability. This adaptability makes it an ideal solution for the ever-changing demands of modern data-driven environments. Moreover, its continuous evolution and community support further solidify its position as a leading choice in telemetry solutions.