TYPO3 v8 has reached its end-of-life March 31st, 2020 and is not maintained by the community anymore. Looking for a stable version? Use the version switch on the top left.

You can order Extended Long Term Support (ELTS) here: TYPO3 ELTS.

Extension Builder

Extension key: extension_builder

The Extension Builder helps you to create and manage your Extbase and Fluid based TYPO3 extensions. Install this extension by following the documentation manual.