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TYPO3 vs Backdrop CMS: catalog facts
TYPO3	Backdrop CMS
Free Free and open source under the GPL; paid support is available from the TYPO3 Company.	Free Free and open source under the GPL-2.0 licence.
Self-hosted	Web, Self-hosted
Extensible core with a large extension library Suited to large and multi-site installations	Built-in upgrade path from Drupal 7 Add-ons install from inside the site
Steeper learning curve than simpler CMSs Requires a PHP and database server	Requires PHP and MySQL hosting Add-on selection is narrower than larger CMS ecosystems
Self-hosted	Self-hosted
Open source	Open source
License: GPL-2.0	License: GPL-2.0
Not stated if an account is needed	Not stated if an account is 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.