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http://www.postnuke.com/ Post Nuke 免费
http://www.openeffect.com Open Effect 免费
http://mcyra.homeip.net/homepage/phpcms/index.htm Uber PHP CMS 免费 (德国)
http://www.dotvoid.com/firesite.php Fire Site 免费
http://developer.ez.no/ EZ Publish 免费
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http://products.magnet-i.com/show/beehive Bee Hive 免费/商业版本
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http://www.typo3.com Typo3 免费
http://www.drupal.org/ Drupal 免费
http://www.amalla.com/harpia/ 免费 Harpia 免费
http://www.phppp.com PHP Portal Project 免费/商业
APC ActionApps – http://www.apc.org/actionapps/
Ariadne – http://www.muze.nl/ariadne/
Back-End – http://www.back-end.org
Bitflux – http://www.bitflux.ch/developer/
Bricolage – http://www.bricolage.cc/
C-Arbre – http://realink.org/c-arbre/doc/
CAMPSITE – http://www.campware.org/campsite/
Cocoon – http://xml.apache.org
Cofax – http://www.cofax.org
Coranto – http://coranto.gweilo.org/
DaCode – http://www.dacode.org
DCP-Portal – http://www.dcp-portal.com
Drupal – http://www.drupal.org
Easy Publisher – http://www.easypublisher.com
Edit-X – http://www.edit-x.com/
Geeklog – http://www.geeklog.org
Krysalis – http://www.interakt.ro/products/Krysalis/index.php
Mambo – http://sourceforge.net/projects/mambo/
Mason – http://www.masonhq.com/
mCubes – http://www.mCubes.com/
Metadot – http://www.metadot.net
Midgard – http://www.midgard-project.org/
MMBase – http://www.mmbase.org
MySource – http://mysource.squiz.net/
N/X – http://nxwcms.sourceforge.net/
OpenACS – http://openacs.org/
OpenCMS – http://www.opencms.org
Pagetool – http://www.pagetool.org
phpCMS – http://phpcms.de/homepage/phpcms/index.htm
PHPNuke – http://www.phpnuke.org
PHProjekt – http://www.phprojekt.com/
phpSlash – http://www.phpslash.org
phpWebSite – http://phpwebsite.appstate.edu/
Redhat CCM – http://www.redhat.com/software/ccm/
Scoop – http://scoop.kur5hin.org
Slash – http://www.slashcode.com
Squishdot – http://www.squishdot.org
SSR – http://www.ssrtech.com/
TeaServlet – http://opensource.go.com/
thatware – http://www.atthat.com/
ttCMS – http://www.ttcms.com
Webgenerator-X – http://webgenerator-x.com
WebGUI – http://plainblack.com/webgui
WebMake – http://webmake.taint.org/
WebTop – http://webtop.newfangled.com
Wyona – http://www.wyona.org/
Xinity – http://www.xinity.org/
Xoops – http://xoops.sourceforge.net/
Zope – http://www.zope.org
huoxz:-http://www.huoxz.com
sinl http://www.coomap.com
EZ Contents – http://www.visualshapers.com
SiteWorksPro – http://www.siteworkspro.com/
VirtuaNews – http://www.virtuanews.co.uk/
来源：美国主机侦探
国外版本的CMS就接触过Drupal，发现自己无法驾驭，现在已经放弃了。用wordpress博客系统当CMS使用。可以到这里看开源系统并且有各系统的演示，可操作一下，不过都是英文版的。http://php.opensourcecms.com