Integrated to system status data based on the HDFS
An administrative tool
SarBox helps user to parse or analyze sar data
A small php script that will display DHCP leases on a linux system
herbie is a small and beautiful cpu monitoring software
This web based application user can view the log file.
A PHP log class
Command line client interface for LOGalyze 4
Partylog2 is a Graylog2 appliance based in Turnkey Linux 12
Application Usage Monitor
C++ Logger capable of multiple output streams.
Family Keylogger
A detailed user action logging engine
Simple Log File Monitor is a set of scripts to help monitor logs
Open Source System and Network Monitoring for Linux Desktop