List of the Top 4 Free Extended Detection and Response (XDR) Platforms in 2025

Enhance Your Existing Team's Capability for Enterprise-Grade Security with Blumira XDR Introducing a comprehensive XDR solution that combines SIEM functionality, endpoint insight, continuous monitoring, and automated response mechanisms to simplify operations, enhance visibility, and accelerate response times. We take on the demanding aspects of security, allowing you to reclaim valuable time in your schedule. With our XDR featuring ready-to-use detection capabilities, filtered alerts, and response strategies, IT teams can unlock significant security benefits with Blumira. Rapid Implementation, Instant Benefits: The XDR seamlessly integrates with your existing technology infrastructure and can be fully operational within hours, with no need for a warm-up phase. Unlimited Data Ingestion: Enjoy predictable pricing alongside unlimited data logging for an XDR that offers comprehensive lifecycle detection. Simplifying Compliance: Our solution includes one year of data retention, pre-configured reporting, and round-the-clock automated monitoring. Exceptional Support with a 99.7% Customer Satisfaction Rate: Our Solution Architects provide product assistance, while our dedicated Incident Detection and Response Team develops new detection methods, supported by our 24/7 Security Operations team.

Through collaboration, we can robustly address cyber threats at every point within an organization, regardless of where the threats arise. Cybereason provides unmatched visibility and accurate detection of both known and unknown dangers, enabling security teams to leverage true preventive measures. The platform delivers extensive context and insights from the entire network, allowing defenders to evolve into proficient threat hunters capable of uncovering hidden attacks. With just a single click, Cybereason significantly reduces the time required for defenders to investigate and remedy incidents, utilizing both automation and guided assistance. By analyzing an impressive 80 million events every second, Cybereason functions at a scale that is 100 times larger than many of its competitors, which leads to a remarkable decrease in investigation duration by up to 93%. This swift capability empowers defenders to tackle new threats in just minutes rather than days, transforming how organizations respond to cyber challenges. Ultimately, Cybereason sets a new benchmark for threat detection and response, fostering a more secure digital environment for everyone involved. Moreover, this innovative approach not only enhances the efficiency of security operations but also promotes a proactive stance in the ever-evolving landscape of cyber threats.

AirCISO, the extended detect and response (XDR) solution from Airiam, equips CISOs, IT Managers, and CIOs with crucial insights to enhance security measures within their organizations. By analyzing the threats present in your environment and correlating them with the MITRE ATT&CK® framework, you can effectively safeguard your systems by identifying vulnerabilities and utilizing common vulnerabilities and exposures (CVEs) data. It is also essential to adhere to regulatory standards such as PCI DSS, CMMC, NIST SP 80053, and HIPAA to ensure compliance. With AirCISO, you gain a comprehensive overview of your entire IT infrastructure, enabling visibility into activities occurring across endpoints, email servers, cloud services, third-party applications, and IoT devices. This aggregated information simplifies the process of detecting and containing potential threats, making AirCISO the definitive source of truth for your security tools and teams. Furthermore, you can strategically assess your cybersecurity posture through insightful dashboards that present metrics and data reflecting your organization's maturity over time, alongside a clear view of your return on investment (ROI). Ultimately, this proactive approach to cybersecurity fosters a stronger defense against evolving threats.

Elevate your security framework with LevelBlue USM Anywhere, an innovative open XDR platform designed to evolve alongside the complexities of your IT landscape and the growing requirements of your organization. Equipped with sophisticated analytics, extensive security orchestration, and automation features, USM Anywhere offers integrated threat intelligence that enhances and accelerates threat detection while streamlining response management. Its exceptional adaptability is showcased through a diverse range of integrations, referred to as BlueApps, which enhance its detection and orchestration functions across a multitude of third-party security and productivity tools. Moreover, these integrations enable the seamless activation of automated and orchestrated responses, thereby optimizing security management processes. Experience the capabilities of this transformative platform with a 14-day free trial, allowing you to explore how it can revolutionize your cybersecurity strategy and empower you to proactively counter potential threats in today's rapidly evolving digital landscape. Don't miss the opportunity to strengthen your defenses and ensure a more secure future for your enterprise.