Samhain labs
Centralized Host integrity monitoring
Samhain is an open source, host-based intrusion detection system (HIDS) that provides file integrity checking and log file monitoring/analysis, as well as port monitoring, detection of rogue SUID executables, and hidden processes. Samhain been designed to monitor multiple hosts with potentially different operating systems, providing centralized logging and maintenance, although it can also be used as standalone application on a single host.
web based management console
Beltane is a web-based central management console for the Samhain file integrity / intrusion detection system. It enables the administrator to browse client messages, acknowledge them, and update centrally stored file signature databases.