Open source monitoring system and time series database
SQL operating system instrumentation and monitoring framework
Cross-platform application monitoring and error tracking software
Easy to use open source fast database for search
A high-performance MySQL proxy
MySQL driver for Go's (golang) database/sql package
HttpReports is an APM (application performance monitor) system
Software, Server and Application Monitor
Network performance monitoring and logging script for Cisco devices.
Tkined/Scotty is a graphical network monitoring package