Ko Plone he punaha whakahaere ihirangi kore utu me te tuwhera puna (CMS) i hangaia ki runga ake o te tūmau tono Zope. Ka noho a Plone hei CMS hinonga, ka whakamahia mo nga ipurangi ipurangi me te waahi o te noho tukutuku o nga whakahaere nui. Ko nga kaiwhakamahi rangai tümatanui rongonui ko te US Federal Bureau of Investigation, Brazilian Government, United Nations, City of Bern (Switzerland), New South Wales Government (Australia), me te European Environment Agency. Ko nga kaitautoko o Plone e kii ana i tana rekoata haumarutanga me tona urunga hei take ki te whiriwhiri i a Plone.