• gplv3
• Openmanage

check dell openmanage

• Linbit
• other

check_drbd.pl

• gplv2
• Proxy

check_squid

• Cacti
• gplv3

Check Disk Space Plugin for Nagios and Cacti

• gplv3
• IP
• SLA

Cisco IP SLA monitoring

• gplv3
• Volume

check_disk_cfgfile

• other

check_traffic

• EventDB
• gplv3

check_eventdb2.pl - improved check plugin for Netways EventDB

• gplv3

check_akcp_sensorprobe.pl

• cecill
• ISL
• SAN

check_snmp_isl_ciscoMDS9k.pl