. include:: /Includes.rst.txt

====
YAML
====

YAML is used in TYPO3 for various configurations; most notable are

* :ref:`Event listeners <EventDispatcher>` in :ref:`Configuration/Services.yaml <ServicesYaml>`
* :ref:`Dependency injection <DependencyInjection>` information in :ref:`Configuration/Services.yaml <ServicesYaml>`
* :ref:`Site configuration <sitehandling>` in :file:`sites/<identifier>/config.yaml`
* System extension :doc:`form <ext_form:Index>` configuration
* System extension :doc:`rte_ckeditor <ext_rte_ckeditor:Index>` configuration

.. toctree::
   :titlesonly:

   YamlApi
   YamlSyntax
   ServicesYaml