Attention

TYPO3 v11 has reached end-of-life as of October 31th 2024 and is no longer being maintained. Use the version switcher on the top left of this page to select documentation for a supported version of TYPO3.

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Concepts

Learn about the concept of extensions in TYPO3, the difference between system extension and local extensions. Learn about Extbase as an MVC basis for extension development.