This site has postscript files which gives the description on the conformance tool for SNMP Network. Conformance tool detects a message sent from the SNMP manager to the agent and checks it for all the required fields in it. It warns the manager in case there is an error. [Freeware]

Complete implementation of the bi-lingual agent from SNMPv1 and SNMPv2c network management protocols.

The iReasoning SNMP library provides a high performance, cross platform Java API for building network management applications based on SNMP. All SNMP versions (SNMPv1, SNMPv2c and SNMPv3) are fully supported. It is written in Java, and has been designed from the ground up.

The gnome network management application.

Provides a complete protocol stack and run-time environment required to support an SNMP agent within an embedded system.

Monitoring tool for dynamic Web applications. It dynamically creates and assembles URLs and scans them at arbitrary intervals, performs predefined checks on URL content, size, and timing.

A modular, expert system for SNMP agent analysis in details.

A public domain network management software package, providing a TCL interface to simplify the development of portable network management scripts.

Various SNMP tools, including an extensible agent, a library, tools to request or set information from SNMP agents, tools to generate and handle SNMP traps, a version of the unix 'netstat' command using SNMP a Tk/perl mib browser. Based on the CMU SNMP implementation.