Mathias Kettner has released his check_mk Nagios plugin in version 1.0.38. New features include a Web-based admin tool, a backup function and a simulation mode.

The free software monitoring software Monitorix is available in version 1.4.0. New among the features is a plaintext version.

The GroundWork Open Source firm has upgraded its network monitoring suite to version 6.0. Next to an Enterprise subscription edition it also provides, as before, its free Community edition.

Virtualization provider VMware has purchased open source firm SpringSource for $420 million.

Munin collects information and plots parameters of your choice automatically and with minimal configuration. But if you can't find a plugin that captures the data you want to graph, you might have to roll your own.

The new NConf release, despite being a minor one, provides many clear improvements.

The 4th Open Source Monitoring Conference 2009 on Nagios has released its Call for Papers.

Nagios Enterprises founder and Nagios maintainer Ethan Galstad has admitted to development bottlenecks in his project and recognizes that Nagios developers want a stronger participation in the Icinga fork project. Nevertheless, he's disappointed that Icinga didn't engage with him before they struck off on their own.