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Concrete CMS vs Drupal: catalog facts
Concrete CMS	Drupal
Free Free and open source under the MIT licence.	Free Free and open source under the GPL-2.0 license.
Self-hosted	Self-hosted
Permissive MIT licence Long-running project with legacy branches available	Long-established open-source CMS Suited to complex, structured websites
Needs a PHP server and Composer to install Older concrete5 sites need upgrading to reach version 9	Needs a server and technical knowledge to run Steeper learning curve than simpler CMSs
Self-hosted	Self-hosted
Open source	Open source
License: MIT	License: GPL-2.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.