Wazuh - The Open Source Security Platform Alternatives (January 2026)

Wazuh - Open Source XDR. Open Source SIEM.

Wazuh is a free and open source security platform that unifies XDR and SIEM protection for endpoints and cloud workloads.

4.5/5

96+ reviews

Reviewed on:

Gartner

Facebook

SIEM + Endpoint Visibility + XDR For SMB | Blumira

https://www.blumir

.com/

Blumira helps lean IT teams protect their organizations against ransomware and breaches with an open SIEM + XDR platform.

Adlumin Cybersecurity | XDR, MDR, SIEM

https://adlumi

.com/

Elevate your security with Adlumin XDR and MDR. Get continuous threat detection, incident response, and proactive threat hunting, all with full transparency.

OSSEC - World's Most Widely Used Host Intrusion Detection System - HIDS

https://www.osse

.net/

OSSEC is a multiplatform, open source and free Host Intrusion Detection System (HIDS). You can tailor OSSEC for your security needs through its extensive configuration options, adding custom alert rules and writing scripts.

InsightIDR | Cloud-Based, Next-Gen SIEM Solution | Rapid7

https://www.rapid

.com/products/insightidr/

Explore InsightIDR - Rapid7's next-gen security information and event management (SIEM) solution for a cloud-first era. Start your free trial today!

Securonix - Unified Defense SIEM, TDIR, UEBA & SOAR Solutions

https://www.securoni

.com/

Explore Securonix for comprehensive cybersecurity across SIEM, TDIR, UEBA, and SOAR on a scalable cloud platform. Proven effectiveness with top customer ratings.

SIEM Solutions & Tools | Get Best Enterprise SIEM Software | FortiSIEM

https://www.fortine

.com/products/siem/fortisiem/

FortiSIEM - Fortinet's SIEM solution offers advanced threat protection to organizations. Explore more about Security Information and Event Management (SIEM) Software

Logz.io: Cloud Observability & Security Powered by Open Source

https://log

.io/

Observability and security for teams that love open source.

Panther | A Cloud SIEM Platform for Modern Security Teams

https://panthe

.com/

Panther alleviates the pain of traditional SIEM with detection-as-code, a robust security data lake, & flexible scalability. Visit our website for a demo or pricing.

Logsign: Unified SecOps Platform | SIEM, UEBA, Incident Response

https://www.logsig

.com/

Logsign's Unified SecOps Platform integrates Next-GEN SIEM, TI, UEBA, and Automated Incident Response to improve enterprise cyber resilience proactively.