TYPO3 Extension Upgrade FAQs

Question 1

When should I use this Claude Code Skill?

Accepted Answer

Use this skill whenever you need to migrate an extension to a newer TYPO3 version, modernize legacy PHP code, or ensure your extension is compatible with multiple major TYPO3 versions simultaneously.

Question 2

What specific TYPO3 versions are supported?

Accepted Answer

The skill provides systematic upgrade guides and automation rules for migrations ranging from TYPO3 v7 all the way through v13 and the upcoming v14 release.

Question 3

Does this skill help with TYPO3 Core upgrades?

Accepted Answer

No, this skill is focused specifically on extension development. It assists developers in upgrading extension-specific code and configuration, rather than performing full TYPO3 core or project-level installations.

Question 4

What does the TYPO3 Extension Upgrade skill do?

Accepted Answer

This skill equips Claude Code with a systematic framework to automate TYPO3 extension migrations. It uses specialized rule sets for Rector and Fractor to update PHP code, FlexForms, and TypoScript to match modern TYPO3 LTS requirements.

Question 5

How does this skill improve the migration workflow?

Accepted Answer

It reduces manual refactoring time by automating the detection and fixing of breaking changes. It integrates assessment tools, automated code transformations, and quality assurance workflows like PHPStan into a single AI-guided process.

TYPO3 Extension Upgrade

Key Features

Use Cases

TYPO3 Extension Upgrade

Key Features

Use Cases