Best SIEM & Threat Detection Tools

Security information and event management platforms for threat monitoring and analysis.

Top Open Source SIEM & Threat Detection platforms

Wazuh logo

Wazuh

Unified security platform for detection, response, and compliance

Stars
14,899
License
Last commit
8 hours ago
CActive
Sigma logo

Sigma

Standardized, vendor-agnostic signatures for log-based threat detection

Stars
10,175
License
Last commit
4 days ago
PythonActive
OSSEC logo

OSSEC

Unified host-based intrusion detection, log analysis, and response platform

Stars
5,022
License
Last commit
26 days ago
CActive
RedELK logo

RedELK

Centralized SIEM for Red Teams to monitor and detect Blue Team activity

Stars
2,623
License
BSD-3-Clause
Last commit
2 months ago
PythonActive
Matano logo

Matano

Serverless security data lake for AWS with detection-as-code

Stars
1,658
License
Apache-2.0
Last commit
1 year ago
RustDormant
Most starred project
14,899★

Unified security platform for detection, response, and compliance

Recently updated
8 hours ago

Wazuh delivers real‑time intrusion detection, log analysis, vulnerability scanning, and compliance reporting across on‑prem, cloud, and container environments with native Elastic Stack integration and automated response actions.

Dominant language
C • 2 projects

Expect a strong C presence among maintained projects.

Leading SIEM & Threat Detection SaaS platforms

Elastic Security SIEM logo

Elastic Security SIEM

Modern, cost-efficient SIEM with years of searchable data.

SIEM & Threat Detection
Alternatives tracked
5 alternatives
Exabeam logo

Exabeam

SIEM and UEBA for threat detection and response

SIEM & Threat Detection
Alternatives tracked
5 alternatives
IBM QRadar SIEM logo

IBM QRadar SIEM

Enterprise SIEM for real-time threat detection and compliance.

SIEM & Threat Detection
Alternatives tracked
5 alternatives
Microsoft Sentinel logo

Microsoft Sentinel

Cloud-native SIEM and SOAR solution for intelligent security analytics and threat detection across enterprise environments

SIEM & Threat Detection
Alternatives tracked
5 alternatives
Sumo Logic Cloud SIEM logo

Sumo Logic Cloud SIEM

Cloud-native SIEM with real-time analytics and AI-guided investigation.

SIEM & Threat Detection
Alternatives tracked
5 alternatives
Most compared product
5 open-source alternatives

Elastic SIEM centralizes security data, enables hunting and detections aligned to MITRE ATT&CK, and links with the Elastic platform for investigation.

Leading hosted platforms

Frequently replaced when teams want private deployments and lower TCO.