The Dude network monitor is a new application by MikroTik which can dramatically improve the way you manage your network environment. It will automatically scan all devices within specified subnets, draw and layout a map of your networks, monitor services of your devices and alert you in case some service has problems.
OpenIPMI is an effort to create a full-function IPMI system to allow full access to all IPMI information on a server and to abstract it to a level that will make it easy to use. See the SourceForge page for the source code.
Spiceworks IT Desktop is the only application that combines Network Inventory, Help Desk, Reporting, Monitoring and Troubleshooting in a single, easy-to-use interface designed for IT teams in small and medium businesses. Plus, Spiceworks lets you collabor
Lithium is a single-application solution for network, server and appliance monitoring. With a stunning monitoring console for both Mac OS X and Windows, Lithium is an end-to-end solution for monitoring your network infrastructure.