Opmantek produce the world's leading Open Source Network Management and Auditing Software, NMIS and Open-AudIT.

The Opmantek community is a gathering place for NMIS and Open-AudIT users who wish to customise, support and contribute to the community products.

 There are hundreds of articles, how-to's and posts within the community to help you, use the search bar below to start exploring.

If you have a specific question, you can post it in the community forums.




On Demand Webinars:

We know you are busy and can't always find time to attend a live webinar, so our most popular webinars are available 'On-Demand'.  Click the links below to access a pre-recorded session that you can watch in your own time:



Live Webinars:

To help you get the most out of NMIS and Open-AudIT Opmantek regularly run FREE Webinars.  Check in here regularly for dates and session times.




NMIS an open source Network Management Software application that has been developed since 1998, has been implemented globally by internet download and is used by approximately 20,000 organisations around the world.

NMIS in continually updated and remains open source.

It is a complete network management system which assists with fault, performance and configuration management, providing performance graphs and threshold alerting as well as highly granular notification policies with many types of notification methods.




Open-AudIT intelligently scans an organization’s network and stores the configurations of the discovered devices.

A powerful reporting framework enables information such as software licensing, configuration changes, non-authorized devices, capacity utilization and hardware warranty status to be extracted and explored. 

Open-AudIT is also avaliable in an enterprise version containing additional features such as Business Dashboards, Report filtering, Scheduled discovery, Scheduled Reports and Maps.






Opmantek develop commercial modules that extend the products with additional features like reports, charts and dashboards. Purchases of licenses for these products allow us to continue supporting and developing the Free Open Source products.

  • opCharts - Modern, dynamic, interactive charting, custom dashboards and a RESTful API for all NMIS data and more. 
  • opFlow - Application level visibility using NetFlow information, providing incredible visibility into bandwidth usage, by user and application.
  • opReports - Expert reporting, with traffic lights and actions.
  • opSLA - Enhanced IPSLA engine for 10000's of IPSLA probes on a single server.
  • opHA - High availability for NMIS through Master/Slave and Multi-Master configurations.
  • opConfig - Automatically track and back up configurations. Compare configurations.












Is your organisation still managing IP addresses in spreadsheets?  Have you been looking for an automated solution that will integrate with NMIS?  Then you may be interested in signing up for the beta release of opAddress.  This simple and effective IP Address management and analysis tool includes:

  • Discovery of Existing IP addressing
    • Import data from NMIS and Open-AudIT
    • Create network subnets and complete known properties
  • Ability to edit (create, remove, update and delete) subnets
  • Periodic subnet scanning of subnets to determine use of address space
  • Dashboard display of address and endpoint changes...and heaps more!

If you would like to participate in the beta release, send an email to beta@opmantek.com