Graylog

Graylog is an AI-powered security information and event management platform designed for lean security teams, combining log management, SIEM, API security, and security orchestration in a single system. The latest version 7.1, released in Spring 2026, introduces advanced anomaly detection powered by UEBA, alert fatigue reduction through ML-based noise filtering, and expanded API security monitoring. Named in the Gartner SIEM Voice of the Customer report with an 86-percent willingness-to-recommend score, the platform maintains a 4.6 customer rating. Enterprise customers include DHL, Deloitte, Schneider Electric, SAIC, SIEMENS, Sunoco, LOreal, Vodafone, UCSF, Deutsche Bahn, Leidos, and Kaizen Gaming. The product suite spans four integrated modules. Graylog Security provides SIEM with real-time threat detection, correlation rules, and threat intelligence feeds. Graylog API Security discovers and monitors all API endpoints, detecting data exfiltration and anomalous access patterns. Graylog SOAR automates incident response workflows with playbook-driven actions and integrations with security tools. The MCP Server enables conversational AI interactions with security data through natural language queries. The open-source edition supports up to 5 gigabytes of daily log ingestion with community-driven development, while the Operations and Security editions provide enterprise features including high availability, archiving, and support. Graylog is built on Elasticsearch and MongoDB for distributed storage and fast log search.