• gplv2
• Linksys

check_linksys - plugin for checking Linksys networking hardware via SNMP

• gplv3

check_pgpool-II.pl

• gplv3

check_openvpn

• Aficio
• MP2500
• MP3000
• other
• Ricoh

check_ricoh_printerstate

• CS121
• Generex
• other
• UPS

check_cs121

• other
• Ricoh

check_printer_info

• gplv3
• Grid
• IPAM
• TFTP

Infoblox Grid check

• HTML
• other

HTML e-mail

• gplv2+
• Solaris

check_scstat.pl

• eTrust
• gplv3

check_etrust_av