Osqa.net
Stackprinter.com
Stackexchange.com
Lampcms.com
Coordino.com
Nuxeo.com
Tine20.org
Alfresco.com
Liferay.com
Egroupware.org
Group-office.com
Sakaiproject.org
Gitlabhq.com
Precurio.com
Cynapse.com
Conjoon.org
Zimbra.com
Teambox.com
Teamlab.com
Igniterealtime.org
Openstudy.com
Collab.net
Fengoffice.com
Activecollab.com
Bigbluebutton.org
Projectpier.org
Open-xchange.com
Twiki.org
Mindtouch.com
Project-open.org
Stalker.com
Socialsourcecommons.org
Openarchitecturenetwork.org
Kolab.org
Xwiki.org
Foswiki.org
Sparkleshare.org
Todoyu.com
Vmukti.com
Xwiki.com
Openplans.org
Dimdim.com
Openwear.org
Shapado.com
Peakinternet.com
Faqoverflow.com
Ametys.org
Metadot.com
Cuteflow.org
Opengroupware.org