Backdrop CMS

Backdrop CMS is a free and Open Source Content Management System that helps you build modern, comprehensive websites on a reasonable budget.

Content management system · backdropcms.org

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What Backdrop CMS’s own pages say

What it says it doesBackdrop CMS is a free and Open Source Content Management System that helps you build modern, comprehensive websites on a reasonable budget. backdropcms.org
Free planYes backdropcms.org
Open sourceYes backdropcms.org
Customers (their claim)Backdrop CMS is being used across more than 3,600+ sites backdropcms.org

Each value is a quote AirStack found on the product’s own pages, read 2026-11-05. A missing field means AirStack has not found it on its pages.