lgo_msp2003_medMicrosoft has packaged a number of hot-fixes and other cumulative updates for Project Server 2007.  I’ve listed the updates on the Project Server Update page along with some other key information.  Since you have to consider not just the Project Server bits but also all the supporting technology, you’ll find also some updates for other elements of hte technology stack including the following:

Guidance on loading Project Server 2007 Cumulative Hotfixes
Description of March 2009 Project Server Hotfixes
Download March 2009 Project Server Hotfixes
Description of the Windows SharePoint Services 3.0 cumulative update package: February 24, 2009
Description of the Windows SharePoint Services 3.0 cumulative update package: February 24, 2009
Description of the SharePoint Server 2007 cumulative update package (MOSS server-package): February 24, 2009
Download of the SharePoint Server 2007 cumulative update package (MOSS server-package): February 24, 2009

For those of you trying to keep up with the changes in Project Server, hopefully this is of use.  At the same time, you may nave noticed that we’ve updated the EPMGuidance home page with a running feed from Microsoft of blog entries on tips and tricks of how to be effective with Project Server.