| Contributing | Help & Support | Settings | Developing TYPO3 Extensions with Extbase and Fluid The extension used as an example in this book sjroffers can be found here: https://github.com/martin-helmich/typo3-sjroffers Repository https://github.com/TYPO3-Documentation/TYPO3CMS-Book-ExtbaseFluid Read online https://docs.typo3.org/typo3cms/ExtbaseFluidBook/