OSSEC
http://ossec.github.io/
Provide a HIDS - Host based Intrusion Detection System, to improve the Security Software section. OSSEC is a scalable, multi-platform, open source Host-based Intrusion Detection System (HIDS). It has a powerful correlation and analysis engine, integrating log analysis, file integrity checking, rootkit detection, real-time alerting and active response
Open Source=Yes
https://bintray.com/artifact/download/ossec/ossec-hids/ossec-hids-2.8.3.tar.gz