Open-source systems performance monitor
SQL operating system instrumentation and monitoring framework
Fast persistent recoverable log and key-value store + cache
Fast and Lightweight Logs and Metrics processor for Linux, BSD, OSX
Disk Inspection and Monitoring
Wipe erase data from hdds on the network, unlimited hard disks
Tool to acquire hard disk drive temperature from the network interface
Kafka implemented in Golang with built-in coordination
Free Syslog Server for Windows with a graphical user interface
LogWatch mail reports parser to analyze tendencies of variables.
SarBox helps user to parse or analyze sar data
Utility to scan unwanted files (scam and others) on webhost or alike