SNMP#NET is described as 'Simple Network Management Protocol (SNMP) .Net library written in C# (csharp). Implements protocol version 1, 2 and 3'. There are more than 10 alternatives to SNMP#NET for a variety of platforms, including Windows, Linux, Mac, Android and Java Mobile. The best alternative is Net-SNMP, which is both free and Open Source. Other great apps like SNMP#NET are SnmpB (Free, Open Source), OpenSNMP (Free, Open Source), BlackOwl MIB Browser (Free, Open Source) and qtmib (Free, Open Source).
Net-SNMP provides tools and libraries relating to the Simple Network Management Protocol including: An extensible agent, an SNMP library, tools to request or set information from SNMP agents, tools to generate and handle SNMP traps, etc.
SnmpB is an SNMP MIB browser written in QT. It supports SNMPv1, SNMPv2c & SNMPv3. SnmpB can browse/edit/load/add MIB files and can query SNMP agents. It also supports agent discovery, trap events, and graph plotting.
openSNMP is a multi-threaded SNMPv3 engine. This project supports the Simple Network Management Protocol version 3. In particular, it is designed to match the architecture of the Internet Engineering Task Force SNMPv3 standard (RFCs 3410-15).
Visual MIB Browser that supports getting the MIB from RFC, managing the MIB, running SNMP operations (v1/v2/v3) with MIB, discovering SNMP devices, graphing MIB variables, visualize MIB as tree, view MIB as UML classes, save MIB data in pdf/xls/text.
qtmib is an easy-to-use SNMP MIB Browser based on QT4 library. It is build as a front-end for net-snmp tools, and it allows the user to query any SNMP enabled device. It supports SNMPv1 and SNMPv2c. qtmib is released under GPL v2 license.
SNARLsnmp is a web application monitor for net-snmp 5.0.3 and higher. it actively monitors performance, content, some logic and is capable to even monitor complex web transactions with highly dynamic URLs and many other features.
Net-Policy is a highly-scalable, role-and-policy based network management system. It monitors and configures a network of devices via the SNMP protocol. manage multiple devices in your network together rather than one machine at a time.