Like to snmpwalk, snmpcheck allows you to enumerate the SNMP devices and  places the output in a very human readable friendly format. It could be  useful for penetration testing or systems monitoring. Distributed under  GPL license and based on "Athena-2k" script by jshaw.
Features
snmpcheck supports the following enumerations:
 - contact
 - description
 - detect write access (separate action by enumeration)
 - devices
 - domain
 - hardware and storage informations
 - hostname
 - IIS statistics
 - IP forwarding
 - listening UDP ports
 - location
 - motd
 - mountpoints
 - network interfaces
 - network services
 - processes
 - routing information
 - software components
 - system uptime
 - TCP connections
 - total memory
 - uptime
 - user accounts