Fluentd - Fluentd is a cross platform open source data collection solution originally developed at Treasure Data.
InfluxData - Scalable datastore for metrics, events, and real-time analytics.
Wazuh - Open Source Host and Endpoint Security
TimescaleDB - TimescaleDB is a time-series SQL database providing fast analytics, scalability, with automated data management on a proven storage engine.
Fortinet FortiAnalyzer - Fortinet FortiAnalyzer is a powerful product for Security Fabric Analytics and Automation.
VictoriaMetrics - Cost-effective database for huge amounts of time series data