Free CMS for Mainstream Sites?

[BlockThree]

I am looking for a list of free CMS scripts for use on mainstream sites.

Something that can be EASILY integrated into a purchased template from template monster.

Anyone know of any?

Thanks

[AdPatron]

I would not know.

[directfiesta]

joomla, drupal....

[candyflip]

Check out Joomla and any number of Joomla theme sites/clubs.

http://www.joomlajunkie.com
http://www.rockettheme.com
http://www.templateplazza.com

[Exo_Seb]

http://www.opensourcecms.com/
http://www.cmsmatrix.org/

[Calico Jack]

I'd have to say Joomla too!

[crockett]

I agree on Joomla as well, it has the most commerical add ons and templates.