The Dude - MikroTik is a Latvian company which was founded in 1996 to develop routers and wireless ISP systems. MikroTik now provides hardware and software for Internet connectivity in most of the countries around the world.
Lansweeper - Lansweeper discovers Windows, Linux and Mac machines in your network.
Pandora FMS - Pandora FMS: Opensource monitoring software
GLPI - GLPI is the Information Resource-Manager with an additional Administration- Interface.
OpenNMS - Project home page of OpenNMS - a java based network managememnt platform developed under the Open Source model
FusionInventory - Fork of the OCS Inventory project that enables users to inventory their IT assets.