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Contao vs MODX Revolution: catalog facts
Contao	MODX Revolution
Free Free and open source under the LGPL-3.0 license.	Free Free and open source under the GPL-2.0 licence.
Self-hosted	Self-hosted
Multiple sites and languages in one installation Four years of support for LTS versions	Full control over HTML output and design Supports multi-language and multi-domain sites
Smaller international community than the largest CMSs Requires a PHP server to host	Requires PHP hosting and some setup Smaller community than the largest PHP CMSes
Self-hosted	Self-hosted
Open source	Open source
License: LGPL-3.0	License: GPL-2.0
No account 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.