TYPO3 v10 has reached end-of-life as of April 30th 2023 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.

Need more time before upgrading? You can purchase Extended Long Term Support (ELTS) for TYPO3 v10 here: TYPO3 ELTS.

Coding: Best practices

This section documents some best practices when developing for TYPO3. Most areas are documented in more detail at different places, this part is just an overview of common pitfalls and generic tips.