Open source PPM Project Portfolio Management software

These are the Open Source PPM applications which look the most intriguing to me after a brief search/scan.

Project.Net: http://www.project.net/

Projectivity: http://www.projectivity.biz/opencms/opencms/en/overview.html

dotProject: http://dotproject.net/
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TaskJuggler: http://www.taskjuggler.org/ (Looks an awful lot like open source MS Project)

SugarCRM: http://www.sugarcrm.com/ (CRM PPM??)

Reference: http://www.dreamcss.com/2009/08/11-open-source-project-management-tools.html