Icingaplugin - check_symlink
Use My traceroute(MTR) to monitor all reachable routers on the network path.
Measuring voltage values and check whether host is throttled or not
Tool to create configuration of icinga2 for passive windows checks (written in AutoIt)
Check script for opnsense firewall
Checks if your radius server is serving client connections
Plugin for monitoring oracle net connection manager
Icinga check command to check status of a Rspamd-Service in Mailcow
Icinga/Nagios plugin to check bandwidth between devolo DLAN stations