From c95d51db87cbe14601fa432a1311d24526130a99 Mon Sep 17 00:00:00 2001
From: Lina Wolf <48202465+linawolf@users.noreply.github.com>
Date: Sat, 27 Jul 2024 13:11:46 +0200
Subject: [PATCH] [TASK] Replace outdated syntax (#246)

* [TASK] Replace outdated syntax

* [TASK] Replace outdated syntax

* [TASK] Replace outdated syntax

* [TASK] Replace outdated syntax

* [TASK] Replace outdated syntax

* [TASK] Replace outdated syntax

* Revert "[TASK] Replace outdated syntax (#245)"

This reverts commit c4c277ff0f4bcd90b1652e7cf6ce50c73b7276a6.

* [TASK] Replace outdated syntax

* [TASK] Replace outdated syntax

* [TASK] Replace outdated syntax
---
 Documentation/Home/ConfiguringTYPO3.rst       | 175 ++++------
 .../Home/CreatingManagingContent.rst          | 143 +++-----
 Documentation/Home/ExtensionManuals.rst       | 104 ++----
 Documentation/Home/OverviewInclude.rst.txt    | 243 -------------
 Documentation/Home/References.rst             | 173 ++++------
 Documentation/Home/SystemExtensions.rst       | 324 +++++++++++-------
 Documentation/Home/Templating.rst             |  67 ++--
 Documentation/Home/UpgradingTYPO3.rst         | 203 ++++-------
 Documentation/Home/_OverviewInclude.rst.txt   | 154 +++++++++
 Documentation/Index.rst                       |  34 +-
 10 files changed, 685 insertions(+), 935 deletions(-)
 delete mode 100644 Documentation/Home/OverviewInclude.rst.txt
 create mode 100644 Documentation/Home/_OverviewInclude.rst.txt

diff --git a/Documentation/Home/ConfiguringTYPO3.rst b/Documentation/Home/ConfiguringTYPO3.rst
index e61397f..6a34e90 100644
--- a/Documentation/Home/ConfiguringTYPO3.rst
+++ b/Documentation/Home/ConfiguringTYPO3.rst
@@ -1,152 +1,101 @@
-.. include:: /Includes.rst.txt
-
-.. _configuringTYPO3:
+..  include:: /Includes.rst.txt
 
+..  _configuringTYPO3:
 
 =================
 Configuring TYPO3
 =================
 
+..  card-grid::
+    :columns: 1
+    :columns-md: 2
+    :gap: 4
+    :card-height: 100
 
-.. container:: row m-0 p-0
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header h3
-
-            .. rubric:: :ref:`Configuration Overview <t3coreapi:configuration>`
-
-         .. container:: card-body
-
-            The configuration overview gives an overview of the various
-            configuration options available. It contains a description of the main
-            system configuration options.
-
-         .. container:: card-footer pb-0
-
-            .. rst-class:: horizbuttons-striking-m
-
-            -  `13-dev <https://docs.typo3.org/m/typo3/reference-coreapi/main/en-us/ApiOverview/Configuration/Index.html>`__
-            -  `12.4 <https://docs.typo3.org/m/typo3/reference-coreapi/12.4/en-us/ApiOverview/Configuration/Index.html>`__
-            -  `11.5 <https://docs.typo3.org/m/typo3/reference-coreapi/11.5/en-us/ApiOverview/Configuration/Index.html>`__
-
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header h3
-
-            .. rubric:: :ref:`TypoScript in 45 Minutes <t3ts45:start>`
-
-         .. container:: card-body
-
-            The tutorial "TypoScript in 45 Minutes" introduces TYPO3's
-            configuration language "TypoScript".
-
-         .. container:: card-footer pb-0
-
-            .. rst-class:: horizbuttons-striking-m
-
-            -  `13-dev <https://docs.typo3.org/m/typo3/tutorial-typoscript-in-45-minutes/main/en-us/>`__
-            -  `12.4 <https://docs.typo3.org/m/typo3/tutorial-typoscript-in-45-minutes/12.4/en-us/>`__
-            -  `11.5 <https://docs.typo3.org/m/typo3/tutorial-typoscript-in-45-minutes/11.5/en-us/>`__
-
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header h3
-
-            .. rubric:: :ref:`Site Handling <t3coreapi:sitehandling>`
-
-         .. container:: card-body
-
-            The site configuration defines how TYPO3 handles domains, languages and error handling.
-
-         .. container:: card-footer pb-0
-
-            .. rst-class:: horizbuttons-striking-m
-
-            -  `13-dev <https://docs.typo3.org/m/typo3/reference-coreapi/main/en-us/ApiOverview/SiteHandling/Index.html>`__
-            -  `12.4 <https://docs.typo3.org/m/typo3/reference-coreapi/12.4/en-us/ApiOverview/SiteHandling/Index.html>`__
-            -  `11.5 <https://docs.typo3.org/m/typo3/reference-coreapi/11.5/en-us/ApiOverview/SiteHandling/Index.html>`__
-
+    ..  card:: :ref:`Configuration Overview <t3coreapi:configuration>`
 
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
+        The configuration overview gives an overview of the various
+        configuration options available. It contains a description of the main
+        system configuration options.
 
-      .. container:: card px-0 h-100
+        ..  card-footer::
+            :button-styles: secondary
 
-         .. rst-class:: card-header h3
+            :ref:`13-dev <t3coreapi/dev:configuration>`
+            :ref:`12.4 <t3coreapi:configuration>`
+            :ref:`11.5 <t3coreapi/oldstable:configuration>`
 
-            .. rubric:: :ref:`SEO <t3coreapi:seo>`
 
-         .. container:: card-body
+    ..  card:: :ref:`TypoScript in 45 Minutes <t3ts45:start>`
 
-            The SEO module allows users to configure SEO related options like meta data or titles.
+        The tutorial "TypoScript in 45 Minutes" introduces TYPO3's
+        configuration language "TypoScript".
 
-         .. container:: card-footer pb-0
+        ..  card-footer::
+            :button-styles: secondary
 
-            .. rst-class:: horizbuttons-striking-m
 
-            -  `13-dev <https://docs.typo3.org/m/typo3/reference-coreapi/main/en-us/ApiOverview/Seo/Index.html>`__
-            -  `12.4 <https://docs.typo3.org/m/typo3/reference-coreapi/12.4/en-us/ApiOverview/Seo/Index.html>`__
-            -  `11.5 <https://docs.typo3.org/m/typo3/reference-coreapi/11.5/en-us/ApiOverview/Seo/Index.html>`__
+            :ref:`13-dev <t3ts45/dev:start>`
+            :ref:`12.4 <t3ts45:start>`
+            :ref:`11.5 <t3ts45/oldstable:start>`
 
 
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
+    ..  card:: :ref:`Site Handling <t3coreapi:sitehandling>`
 
-      .. container:: card px-0 h-100
+        The site configuration defines how TYPO3 handles domains, languages and error handling.
 
-         .. rst-class:: card-header h3
+        ..  card-footer::
+            :button-styles: secondary
 
-            .. rubric:: :ref:`Security <t3coreapi:security>`
+            :ref:`13-dev <t3coreapi/dev:sitehandling>`
+            :ref:`12.4 <t3coreapi:sitehandling>`
+            :ref:`11.5 <t3coreapi/oldstable:sitehandling>`
 
-         .. container:: card-body
 
-            Security is an important aspect for any website. The TYPO3 security
-            guidelines contain information for installing, maintaining and using
-            TYPO3 securely.
+    ..  card:: :ref:`SEO <t3coreapi:seo>`
 
-         .. container:: card-footer pb-0
+        The SEO module allows users to configure SEO related options like meta data or titles.
 
-            .. rst-class:: horizbuttons-striking-m
+        ..  card-footer::
+            :button-styles: secondary
 
-            -  `13-dev <https://docs.typo3.org/m/typo3/reference-coreapi/main/en-us/Security/Index.html>`__
-            -  `12.4 <https://docs.typo3.org/m/typo3/reference-coreapi/12.4/en-us/Security/Index.html>`__
-            -  `11.5 <https://docs.typo3.org/m/typo3/reference-coreapi/11.5/en-us/Security/Index.html>`__
+            :ref:`13-dev <t3coreapi/dev:seo>`
+            :ref:`12.4 <t3coreapi:seo>`
+            :ref:`11.5 <t3coreapi/oldstable:seo>`
 
 
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
+    ..  card:: :ref:`Security <t3coreapi:security>`
 
-      .. container:: card px-0 h-100
+        Security is an important aspect for any website. The TYPO3 security
+        guidelines contain information for installing, maintaining and using
+        TYPO3 securely.
 
-         .. rst-class:: card-header h3
+        ..  card-footer::
+            :button-styles: secondary
 
-            .. rubric:: :ref:`RTE <t3coreapi:rte>`
+            :ref:`13-dev <t3coreapi/dev:security>`
+            :ref:`12.4 <t3coreapi:security>`
+            :ref:`11.5 <t3coreapi/oldstable:security>`
 
-         .. container:: card-body
 
-            The heart of any content management system is its editor. TYPO3 uses ckeditor
-            to provide a rich and configurable editing environment.
+    ..  card:: :ref:`RTE <t3coreapi:rte>`
 
-         .. container:: card-footer pb-0
+        The heart of any content management system is its editor. TYPO3 uses ckeditor
+        to provide a rich and configurable editing environment.
 
-            .. rst-class:: horizbuttons-striking-m
+        ..  card-footer::
+            :button-styles: secondary
 
-            -  `13-dev <https://docs.typo3.org/m/typo3/reference-coreapi/main/en-us/ApiOverview/Rte/Index.html>`__
-            -  `12.4 <https://docs.typo3.org/m/typo3/reference-coreapi/12.4/en-us/ApiOverview/Rte/Index.html>`__
-            -  `11.5 <https://docs.typo3.org/m/typo3/reference-coreapi/11.5/en-us/ApiOverview/Rte/Index.html>`__
+            :ref:`13-dev <t3coreapi/dev:rte>`
+            :ref:`12.4 <t3coreapi:rte>`
+            :ref:`11.5 <t3coreapi/oldstable:rte>`
 
 
-.. toctree::
-   :hidden:
+..  toctree::
+    :hidden:
 
-   Configuration Overview <https://docs.typo3.org/m/typo3/reference-coreapi/12.4/en-us/Configuration/Index.html>
-   Site Handling <https://docs.typo3.org/m/typo3/reference-coreapi/12.4/en-us/ApiOverview/SiteHandling/Index.html>
-   SEO      <https://docs.typo3.org/m/typo3/reference-coreapi/12.4/en-us/ApiOverview/Seo/Index.html>
-   Security <https://docs.typo3.org/m/typo3/reference-coreapi/12.4/en-us/Security/Index.html>
-   RTE's    <https://docs.typo3.org/m/typo3/reference-coreapi/12.4/en-us/ApiOverview/Rte/Index.html>
+    Configuration Overview <https://docs.typo3.org/m/typo3/reference-coreapi/12.4/en-us/Configuration/Index.html>
+    Site Handling <https://docs.typo3.org/m/typo3/reference-coreapi/12.4/en-us/ApiOverview/SiteHandling/Index.html>
+    SEO      <https://docs.typo3.org/m/typo3/reference-coreapi/12.4/en-us/ApiOverview/Seo/Index.html>
+    Security <https://docs.typo3.org/m/typo3/reference-coreapi/12.4/en-us/Security/Index.html>
+    RTE's    <https://docs.typo3.org/m/typo3/reference-coreapi/12.4/en-us/ApiOverview/Rte/Index.html>
diff --git a/Documentation/Home/CreatingManagingContent.rst b/Documentation/Home/CreatingManagingContent.rst
index b267cd5..fcdb966 100644
--- a/Documentation/Home/CreatingManagingContent.rst
+++ b/Documentation/Home/CreatingManagingContent.rst
@@ -2,121 +2,82 @@
 
 .. _creatingmanagingcontent:
 
-
 ===========================
 Creating & Managing Content
 ===========================
 
+..  card-grid::
+    :columns: 1
+    :columns-md: 2
+    :gap: 4
+    :card-height: 100
 
-.. container:: row m-0 p-0
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header h3
-
-            .. rubric:: :ref:`Pages <t3editors:pages>`
-
-         .. container:: card-body
-
-            The Page Management Guide introduces TYPO3's Page Tree and explains how pages are created and managed.
-
-         .. container:: card-footer pb-0
-
-            .. rst-class:: horizbuttons-striking-m
-
-            -  `13-dev <https://docs.typo3.org/m/typo3/tutorial-editors/main/en-us/Pages/Index.html>`__
-            -  `12.4 <https://docs.typo3.org/m/typo3/tutorial-editors/12.4/en-us/Pages/Index.html>`__
-            -  `11.5 <https://docs.typo3.org/m/typo3/tutorial-editors/11.5/en-us/Pages/Index.html>`__
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header h3
-
-            .. rubric:: :ref:`Content <t3editors:content-elements>`
-
-         .. container:: card-body
-
-            The Content Creation Guide shows how page content is created in the form of Content Elements.
-
-         .. container:: card-footer pb-0
-
-            .. rst-class:: horizbuttons-striking-m
-
-            -  `13-dev <https://docs.typo3.org/m/typo3/tutorial-editors/main/en-us/ContentElements/Index.html>`__
-            -  `12.4 <https://docs.typo3.org/m/typo3/tutorial-editors/12.4/en-us/ContentElements/Index.html>`__
-            -  `11.5 <https://docs.typo3.org/m/typo3/tutorial-editors/11.5/en-us/ContentElements/Index.html>`__
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header h3
-
-            .. rubric:: :doc:`Localizing Pages & Content <t3l10n:Index>`
-
-         .. container:: card-body
-
-            The Localization Guide covers everything needed to add additional languages to a TYPO3 site, and how to translate content and pages.
-
-         .. container:: card-footer pb-0
-
-            .. rst-class:: horizbuttons-striking-m
+    ..  card:: :ref:`Pages <t3editors:pages>`
 
-            -  `13-dev <https://docs.typo3.org/m/typo3/guide-frontendlocalization/main/en-us/>`__
-            -  `12.4 <https://docs.typo3.org/m/typo3/guide-frontendlocalization/12.4/en-us/>`__
-            -  `11.5 <https://docs.typo3.org/m/typo3/guide-frontendlocalization/11.5/en-us/>`__
+        The Page Management Guide introduces TYPO3's Page Tree and explains
+        how pages are created and managed.
 
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
+        ..  card-footer::
+            :button-styles: secondary
 
-      .. container:: card px-0 h-100
+            :ref:`13-dev <t3editors/dev:pages>`
+            :ref:`12.4 <t3editors:pages>`
+            :ref:`11.5 <t3editors/oldstable:pages>`
 
-         .. rst-class:: card-header h3
+    ..  card:: :ref:`Content <t3editors:content-elements>`
 
-            .. rubric:: :doc:`Forms <ext_form:Index>`
+        The Content Creation Guide shows how page content is created in the
+        form of Content Elements.
 
-         .. container:: card-body
+        ..  card-footer::
+            :button-styles: secondary
 
-            The Form Framework allows non-technical as well technical users to create and extend complex web forms
-            directly from TYPO3's backend.
+            :ref:`13-dev <t3editors/dev:content-elements>`
+            :ref:`12.4 <t3editors:content-elements>`
+            :ref:`11.5 <t3editors/oldstable:content-elements>`
 
-         .. container:: card-footer pb-0
+    ..  card:: :doc:`Localizing Pages & Content <t3translate:Index>`
 
-            .. rst-class:: horizbuttons-striking-m
+        The Localization Guide covers everything needed to add additional
+        languages to a TYPO3 site, and how to translate content and pages.
 
-            -  `13-dev <https://docs.typo3.org/c/typo3/cms-form/main/en-us/>`__
-            -  `12.4 <https://docs.typo3.org/c/typo3/cms-form/12.4/en-us/>`__
-            -  `11.5 <https://docs.typo3.org/c/typo3/cms-form/11.5/en-us/>`__
+        ..  card-footer::
+            :button-styles: secondary
 
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
+            :doc:`13-dev <t3translate/dev:Index>`
+            :doc:`12.4 <t3translate:Index>`
+            :doc:`11.5 <t3translate/oldstable:Index>`
 
-      .. container:: card px-0 h-100
+    ..  card:: :doc:`Forms <typo3/cms-form:Index>`
 
-         .. rst-class:: card-header h3
+        The Form Framework allows non-technical as well technical users to
+        create and extend complex web forms directly from TYPO3's backend.
 
-            .. rubric:: :ref:`Deep Linking <t3editors:deeplinking>`
+        ..  card-footer::
+            :button-styles: secondary
 
-         .. container:: card-body
+            :doc:`13-dev <typo3/cms-form/dev:Index>`
+            :doc:`12.4 <typo3/cms-form:Index>`
+            :doc:`11.5 <typo3/cms-form/oldstable:Index>`
 
-            Deep linking allows users to share links to specific pages, content elements and modules from within TYPO3’s backend.
+    ..  card:: :ref:`Deep Linking <t3editors:deeplinking>`
 
-         .. container:: card-footer pb-0
+        Deep linking allows users to share links to specific pages, content
+        elements and modules from within TYPO3’s backend.
 
-            .. rst-class:: horizbuttons-striking-m
+        ..  card-footer::
+            :button-styles: secondary
 
-            -  `13-dev <https://docs.typo3.org/m/typo3/tutorial-editors/main/en-us/DeepLinking/Index.html>`__
-            -  `12.4 <https://docs.typo3.org/m/typo3/tutorial-editors/12.4/en-us/DeepLinking/Index.html>`__
-            -  `11.5 <https://docs.typo3.org/m/typo3/tutorial-editors/11.5/en-us/DeepLinking/Index.html>`__
+            :ref:`13-dev <t3editors/dev:deeplinking>`
+            :ref:`12.4 <t3editors:deeplinking>`
+            :ref:`11.5 <t3editors/oldstable:deeplinking>`
 
 
-.. toctree::
-   :hidden:
+..  toctree::
+    :hidden:
 
-   Pages <https://docs.typo3.org/m/typo3/tutorial-editors/12.4/en-us/Pages/Index.html>
-   Content <https://docs.typo3.org/m/typo3/tutorial-editors/12.4/en-us/ContentElements/Index.html>
-   Localization<https://docs.typo3.org/m/typo3/guide-frontendlocalization/12.4/en-us/>
-   Forms <https://docs.typo3.org/c/typo3/cms-form/12.4/en-us/>
-   Deep Linking <https://docs.typo3.org/m/typo3/tutorial-editors/12.4/en-us/DeepLinking/Index.html>
+    Pages <https://docs.typo3.org/m/typo3/tutorial-editors/12.4/en-us/Pages/Index.html>
+    Content <https://docs.typo3.org/m/typo3/tutorial-editors/12.4/en-us/ContentElements/Index.html>
+    Localization<https://docs.typo3.org/m/typo3/guide-frontendlocalization/12.4/en-us/>
+    Forms <https://docs.typo3.org/c/typo3/cms-form/12.4/en-us/>
+    Deep Linking <https://docs.typo3.org/m/typo3/tutorial-editors/12.4/en-us/DeepLinking/Index.html>
diff --git a/Documentation/Home/ExtensionManuals.rst b/Documentation/Home/ExtensionManuals.rst
index eec3d58..0b80254 100644
--- a/Documentation/Home/ExtensionManuals.rst
+++ b/Documentation/Home/ExtensionManuals.rst
@@ -4,96 +4,66 @@
 Developing & Using Extensions
 =============================
 
+.. _extensions-development:
+
 Extension Development
 =====================
 
-.. container:: row m-0 p-0
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header
-
-            .. rubric:: Getting started with extension development
-
-         .. container:: card-body
+..  card-grid::
+    :columns: 1
+    :columns-md: 2
+    :gap: 4
+    :card-height: 100
 
-            *  :ref:`Introduction to extensions in TYPO3
-               <t3coreapi:extension-architecture-introduction>`
+    ..  card::  Getting started with extension development
 
-            *  Extension :ref:`t3coreapi:extension-files-locations`
+        *  :ref:`Introduction to extensions in TYPO3
+           <t3coreapi:extension-architecture-introduction>`
 
-            *  :ref:`t3coreapi:extension-naming` and :ref:`t3coreapi:cgl`
+        *  Extension :ref:`t3coreapi:extension-files-locations`
 
+        *  :ref:`t3coreapi:extension-naming` and :ref:`t3coreapi:cgl`
 
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
 
-      .. container:: card px-0 h-100
+    ..  card::  TYPO3 Explained - API Quicklinks
 
-         .. rst-class:: card-header
+        *  :ref:`QueryBuilder <t3coreapi:database-query-builder>` based on Doctrine
+        *  :ref:`t3coreapi:DependencyInjection`
+        *  :ref:`t3coreapi:request-handling`
 
-            .. rubric:: TYPO3 Explained - API Quicklinks
-
-         .. container:: card-body
-
-            *  :ref:`QueryBuilder <t3coreapi:database-query-builder>` based on Doctrine
-            *  :ref:`t3coreapi:DependencyInjection`
-            *  :ref:`t3coreapi:request-handling`
+.. _extension-manuals:
 
 Extension Manuals
 =================
 
-.. container:: row m-0 p-0
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header
-
-            .. rubric:: System Extensions
-
-         .. container:: card-body
-
-            Here you can find documentation of system extensions and third-party extensions,
-            if available.
-
-            System extensions are shipped with the TYPO3 core. A list of all available
-            system extension documentation is found in the
-            :ref:`system extensions section <System-Extensions>`.
-
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header
-
-            .. rubric:: Third-party extensions
-
-         .. container:: card-body
-
-            Third-party extensions are available through the
-            TYPO3 Extension Repository (TER) or via composer.
+..  card-grid::
+    :columns: 1
+    :columns-md: 2
+    :gap: 4
+    :card-height: 100
 
-            Go to the `TYPO3 Extension Repository (TER) <https://extensions.typo3.org/>`__ to search
-            for documentation of third-party extensions.
+    ..  card:: System Extensions
 
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
+        Here you can find documentation of system extensions and third-party extensions,
+        if available.
 
-      .. container:: card px-0 h-100
+        System extensions are shipped with the TYPO3 core. A list of all available
+        system extension documentation is found in the
+        :ref:`system extensions section <System-Extensions>`.
 
-         .. rst-class:: card-header
+    ..  card:: Third-party extensions
 
-            .. rubric:: Document an extension
+        Third-party extensions are available through the
+        TYPO3 Extension Repository (TER) or via composer.
 
-         .. container:: card-body
+        Go to the `TYPO3 Extension Repository (TER) <https://extensions.typo3.org/>`__ to search
+        for documentation of third-party extensions.
 
-            Documentation is an essential part of an extension.
-            Learn :ref:`how to document <h2document:how-to-start-docs-extension>` an extension
-            and :ref:`publish the documentation <h2document:webhook>` on docs.typo3.org.
+    ..  card:: Document an extension
 
+        Documentation is an essential part of an extension.
+        Learn :ref:`how to document <h2document:how-to-start-docs-extension>` an extension
+        and :ref:`publish the documentation <h2document:webhook>` on docs.typo3.org.
 
 
 .. toctree::
diff --git a/Documentation/Home/OverviewInclude.rst.txt b/Documentation/Home/OverviewInclude.rst.txt
deleted file mode 100644
index 8cb66ee..0000000
--- a/Documentation/Home/OverviewInclude.rst.txt
+++ /dev/null
@@ -1,243 +0,0 @@
-
-__________
-
-.. _start-getting-started:
-
-Getting Started with TYPO3
-==========================
-
-.. container:: row m-0 p-0
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header h3
-
-            .. rubric:: :ref:`Getting Started <getting-started>`
-
-         .. container:: card-body
-
-            *  :ref:`TYPO3 Concepts <t3start:concepts>` introduces some of TYPO3s
-               core concepts.
-
-            *  :ref:`System Requirements <t3start:system-requirements>` for the
-               host operating system including its web server and database.
-
-            *  :ref:`Installation Guide <t3start:installation_index>` details
-               the entire installation process.
-
-            *  :ref:`Setup Guide <t3start:setup>` guides you through the next steps
-               post installation.
-
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header h3
-
-            .. rubric:: :ref:`Creating & Managing Content <creatingmanagingcontent>`
-
-         .. container:: card-body
-
-            *  :ref:`Editors Tutorial <t3editors:start>` explains the creation and management of pages and content.
-
-            *  :ref:`Form System Extension <ext_form:quickstartEditors>` is a powerful
-               tool that gives backend users the ability to create web forms.
-
-            *  :ref:`Localization Guide <t3l10n:start>` covers everything needed to add additional languages to a
-               TYPO3 site, and how to translate content and pages.
-
-
-   .. _start-theme:
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header h3
-
-            .. rubric:: :ref:`Templating & Sitepackages <templating>`
-
-         .. container:: card-body
-
-            *  :ref:`Fluid is TYPO3’s templating engine. <t3coreapi:fluid>`
-               Fluid acts as the glue between your static HTML templates and the content you create in TYPO3’s backend.
-
-            * :ref:`Sitepackages <t3sitepackage:start>` allow you to bundle your Fluid templates and other site assets into a single, reusable extension.
-
-   .. _start-configuration:
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header h3
-
-            .. rubric:: :ref:`Configuring TYPO3 <configuringTYPO3>`
-
-         .. container:: card-body
-
-            The :ref:`configuration overview <t3coreapi:config-overview>`
-            in :ref:`TYPO3 Explained <t3coreapi:start>`
-            gives an overview of the various configuration options available.
-            It contains a description of the main system configuration options.
-
-            *  :ref:`Site Handling and Configuration <t3coreapi:sitehandling-basics>` shows you how
-               to setup domains, languages, human-readable URLs and error pages.
-
-            *  :ref:`Backend User Management <t3start:backendusers>` explains how you
-               setup backend users and grant them specific access to your installation of
-               TYPO3.
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header h3
-
-            .. rubric:: :ref:`Upgrading TYPO3 <t3upgrade:start>`
-
-         .. container:: card-body
-
-            *  :ref:`Minor Upgrades <t3upgrade:minor>` contains information on how to upgrade to a newer minor version of TYPO3.
-
-            *  :ref:`Major Upgrades <t3upgrade:major>` details how to upgrade to a newer major release of TYPO3. 11.5 to 12.4 for example.
-
-            *  :ref:`Upgrading Extensions <t3upgrade:upgradingextensions>` details how to upgrade extensions using Composer.
-
-            *  :ref:`Migrate A TYPO3 Installation To Composer <t3upgrade:migratetocomposer>` Information on how to migrate a legacy installation of TYPO3 to a Composer based installation.
-
-   .. _start-extdev:
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header h3
-
-            .. rubric:: :ref:`Developing & Using Extensions <extensions>`
-
-         .. container:: card-body
-
-            Getting started with extension development:
-
-            *  :ref:`Introduction to extensions in TYPO3
-               <t3coreapi:extension-architecture-introduction>`
-
-            *  Extension :ref:`t3coreapi:extension-files-locations`
-
-            *  :ref:`t3coreapi:extension-naming` and :ref:`t3coreapi:cgl`
-
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header h3
-
-            .. rubric:: :ref:`References <references>`
-
-         .. container:: card-body
-
-            *  :ref:`TYPO3 Explained <t3coreapi:start>` contains detailed information
-               about concepts and APIs for core and extension developers.
-
-            *  The `Core changelog <https://docs.typo3.org/c/typo3/cms-core/master/en-us/>`__
-               lists all relevant changes for each TYPO3 version since 7.
-
-            * The :ref:`references section <references>` lists all available reference manuals.
-
-
-   .. _start-localization:
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header h3
-
-            .. rubric:: How to create translations
-
-         .. container:: card-body
-
-            *Internationalization* | *Translation* | *Multiple Languages*
-
-            *  :ref:`Localization Guide <t3l10n:start>`
-
-            *  :ref:`Supported languages <t3coreapi:i18n_languages>`
-
-            *  :ref:`Manage backend languages <t3start:backendlanguages>`
-
-            *  :ref:`Working with languages as an editor <t3editors:languages>`
-
-            *  :ref:`t3coreapi:internationalization` in "TYPO3 Explained"
-
-__________
-
-Contributing
-============
-
-.. _start-coredev:
-
-.. container:: row m-0 p-0
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header h3
-
-            .. rubric:: Contribute to the core
-
-         .. container:: card-body
-
-            The "Core contribution guide" contains information for creating core
-            patches:
-
-            *  :ref:`Create a patch <t3contribute:quickstart-create-a-patch>`
-
-            *  :ref:`Commit message rules <t3contribute:commitmessage>`
-
-            *  :ref:`Setup an installation with DDEV <t3contribute:ddev>`
-
-
-            But contributions aren't just about writing patches. Contributions happen
-            in numerous other ways, including
-
-            *  :ref:`Writing issues <t3contribute:forge-index>`
-
-            *  :ref:`Review patches <t3contribute:improving-a-patch>`
-
-
-
-   .. _start-contribute-docs:
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header h3
-
-            .. rubric:: Contribute to official documentation
-
-         .. container:: card-body
-
-            You are welcome to click on the "Edit on GitHub" button on any page to propose
-            a change in the official documentation whenever you see something that you
-            think can be improved.
-
-            *  The blog post `Start Improving Docs Now to Grow TYPO3
-               <https://typo3.com/blog/start-improving-docs-now-to-grow-typo3>`__ gives a
-               good introduction to documentation contribution.
-
-            *  :ref:`h2document:docs-contribute` explains the workflow for contributing.
-
-            *  The documentation is edited in text files using reStructuredText syntax. Use
-               the :ref:`h2document:rest-cheat-sheet` to lookup most commonly used directives.
-
-            *  General conventions can be found in :ref:`h2document:conventions`
-
-            *  :ref:`h2document:docs-official-how-you-can-help` lists some general tasks to
-               get you started.
diff --git a/Documentation/Home/References.rst b/Documentation/Home/References.rst
index ec18602..ea9985c 100644
--- a/Documentation/Home/References.rst
+++ b/Documentation/Home/References.rst
@@ -7,146 +7,101 @@
 Reference Manuals
 =================
 
-.. container:: row m-0 p-0
+..  card-grid::
+    :columns: 1
+    :columns-md: 2
+    :gap: 4
+    :card-height: 100
 
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
+    ..  card:: :ref:`t3coreapi:start`
 
-      .. container:: card px-0 h-100
+        TYPO3 Explained contains detailed information about concepts and
+        APIs for core and extension developers.
 
-         .. rst-class:: card-header
+        ..  card-footer::
+            :button-styles: secondary
 
-            .. rubric:: :ref:`t3coreapi:start`
+            :ref:`13-dev <t3coreapi/dev:start>`
+            :ref:`12.4 <t3coreapi:start>`
+            :ref:`11.5 <t3coreapi/oldstable:start>`
 
-         .. container:: card-body
 
-            TYPO3 Explained contains detailed information about concepts and
-            APIs for core and extension developers.
+    ..  card:: :doc:`Changelog <changelog:Index>`
 
-         .. container:: card-footer pb-0
+        The changelog lists all relevant changes for each TYPO3 version since version 7.
 
-            .. rst-class:: horizbuttons-striking-m
+        ..  card-footer::
+            :button-styles: secondary
 
-            -  `13-dev <https://docs.typo3.org/m/typo3/reference-coreapi/main/en-us/>`__
-            -  `12.4 <https://docs.typo3.org/m/typo3/reference-coreapi/12.4/en-us/>`__
-            -  `11.5 <https://docs.typo3.org/m/typo3/reference-coreapi/11.5/en-us/>`__
+            :doc:`13-dev <changelog:Changelog-13>`
+            :doc:`v12 <changelog:Changelog-12>`
+            :doc:`v11 <changelog/oldstable:Changelog-11>`
 
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
 
-      .. container:: card px-0 h-100
+    ..  card:: :ref:`t3tca:start`
 
-         .. rst-class:: card-header
+         Reference for the Table Configuration Array (TCA). TCA can be
+         used to extend the definition of database tables.
 
-            .. rubric:: :doc:`Changelog <ext_core:Sitemap>`
+        ..  card-footer::
+            :button-styles: secondary
 
-         .. container:: card-body
+            :ref:`13-dev <t3tca/dev:start>`
+            :ref:`12.4 <t3tca:start>`
+            :ref:`11.5 <t3tca/oldstable:start>`
 
-            The changelog lists all relevant changes for each TYPO3 version since version 7.
 
-         .. container:: card-footer pb-0
+    ..  card:: :ref:`t3tsconfig:start`
 
-            .. rst-class:: horizbuttons-striking-m
+        Reference to Page TSconfig and User TSconfig. This is used
+        to configure the backend.
 
-            -  `13-dev <https://docs.typo3.org/c/typo3/cms-core/main/en-us/Changelog-13.html>`__
-            -  `v12 <https://docs.typo3.org/c/typo3/cms-core/main/en-us/Changelog-12.html>`__
-            -  `v11 <https://docs.typo3.org/c/typo3/cms-core/main/en-us/Changelog-11.html>`__
+        ..  card-footer::
+            :button-styles: secondary
 
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
+            :ref:`13-dev <t3tsconfig/dev:start>`
+            :ref:`12.4 <t3tsconfig:start>`
+            :ref:`11.5 <t3tsconfig/oldstable:start>`
 
-      .. container:: card px-0 h-100
 
-         .. rst-class:: card-header
+    ..  card:: :ref:`t3tsref:start`
 
-            .. rubric:: :ref:`t3tca:start`
+        TypoScript is a configuration language that is specific to
+        TYPO3. This is used to configure the frontend.
 
-         .. container:: card-body
+        ..  card-footer::
+            :button-styles: secondary
 
-            Reference for the Table Configuration Array (TCA). TCA can be
-            used to extend the definition of database tables.
+            :ref:`13-dev <t3tsref/dev:start>`
+            :ref:`12.4 <t3tsref:start>`
+            :ref:`11.5 <t3tsref/oldstable:start>`
 
-         .. container:: card-footer pb-0
+    ..  card:: :ref:`t3viewhelper:start`
 
-            .. rst-class:: horizbuttons-striking-m
+        A complete reference of all available Fluid ViewHelper within
+        TYPO3.
 
-               - `13-dev <https://docs.typo3.org/m/typo3/reference-tca/main/en-us/>`__
-               - `12.4 <https://docs.typo3.org/m/typo3/reference-tca/12.4/en-us/>`__
-               - `11.5 <https://docs.typo3.org/m/typo3/reference-tca/11.5/en-us/>`__
+        ..  card-footer::
+            :button-styles: secondary
 
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
+            :ref:`13-dev <t3viewhelper/dev:start>`
+            :ref:`12.4 <t3viewhelper:start>`
+            :ref:`11.5 <t3viewhelper/oldstable:start>`
 
-      .. container:: card px-0 h-100
 
-         .. rst-class:: card-header
+..  tip::
 
-            .. rubric:: :ref:`t3tsconfig:start`
+    Did you know, you can click on the version selector which is located right under the title. This
+    enables you to read the manual for a different version. The versions of the manual correspond to
+    the TYPO3 version.
 
-         .. container:: card-body
 
-            Reference to Page TSconfig and User TSconfig. This is used
-            to configure the backend.
+..  toctree::
+    :hidden:
 
-         .. container:: card-footer pb-0
-
-            .. rst-class:: horizbuttons-striking-m
-
-               -  `13-dev <https://docs.typo3.org/m/typo3/reference-tsconfig/main/en-us/>`__
-               -  `12.4 <https://docs.typo3.org/m/typo3/reference-tsconfig/12.4/en-us/>`__
-               -  `11.5 <https://docs.typo3.org/m/typo3/reference-tsconfig/11.5/en-us/>`__
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header
-
-            .. rubric:: :ref:`t3tsref:start`
-
-         .. container:: card-body
-
-            TypoScript is a configuration language that is specific to
-            TYPO3. This is used to configure the frontend.
-
-         .. container:: card-footer pb-0
-
-            .. rst-class:: horizbuttons-striking-m
-
-               -  `13-dev <https://docs.typo3.org/m/typo3/reference-typoscript/main/en-us/>`__
-               -  `12.4 <https://docs.typo3.org/m/typo3/reference-typoscript/12.4/en-us/>`__
-               -  `11.5 <https://docs.typo3.org/m/typo3/reference-typoscript/11.5/en-us/>`__
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header
-
-            .. rubric:: :ref:`t3viewhelper:start`
-
-         .. container:: card-body
-
-            A complete reference of all available Fluid ViewHelper within
-            TYPO3.
-
-         .. container:: card-footer pb-0
-
-            .. rst-class:: horizbuttons-striking-m
-
-               -  `13-dev <https://docs.typo3.org/other/typo3/view-helper-reference/main/en-us/>`__
-               -  `12.4 <https://docs.typo3.org/other/typo3/view-helper-reference/12.4/en-us/>`__
-               -  `11.5 <https://docs.typo3.org/other/typo3/view-helper-reference/11.5/en-us/>`__
-
-
-.. tip::
-
-   Did you know, you can click on the version selector which is located right under the title. This
-   enables you to read the manual for a different version. The versions of the manual correspond to
-   the TYPO3 version.
-
-
-.. toctree::
-   :hidden:
-
-   TYPO3 Explained   <https://docs.typo3.org/m/typo3/reference-coreapi/12.4/en-us/>
-   Changelog         <https://docs.typo3.org/c/typo3/cms-core/main/en-us/>
-   TCA               <https://docs.typo3.org/m/typo3/reference-tca/12.4/en-us/>
-   TSconfig          <https://docs.typo3.org/m/typo3/reference-tsconfig/12.4/en-us/>
-   TypoScript        <https://docs.typo3.org/m/typo3/reference-typoscript/12.4/en-us/>
-   Fluid ViewHelpers <https://docs.typo3.org/other/typo3/view-helper-reference/12.4/en-us/>
+    TYPO3 Explained   <https://docs.typo3.org/m/typo3/reference-coreapi/12.4/en-us/>
+    Changelog         <https://docs.typo3.org/c/typo3/cms-core/main/en-us/>
+    TCA               <https://docs.typo3.org/m/typo3/reference-tca/12.4/en-us/>
+    TSconfig          <https://docs.typo3.org/m/typo3/reference-tsconfig/12.4/en-us/>
+    TypoScript        <https://docs.typo3.org/m/typo3/reference-typoscript/12.4/en-us/>
+    Fluid ViewHelpers <https://docs.typo3.org/other/typo3/view-helper-reference/12.4/en-us/>
diff --git a/Documentation/Home/SystemExtensions.rst b/Documentation/Home/SystemExtensions.rst
index 5c25af7..0260c27 100644
--- a/Documentation/Home/SystemExtensions.rst
+++ b/Documentation/Home/SystemExtensions.rst
@@ -1,6 +1,6 @@
-..  include:: /Includes.rst.txt
+.. include:: /Includes.rst.txt
 
-..  _System-Extensions:
+.. _System-Extensions:
 
 =================
 System Extensions
@@ -21,25 +21,25 @@ own documentation; the functionality is documented in
 ..  toctree::
     :hidden:
 
-    adminpanel              <https://docs.typo3.org/c/typo3/cms-adminpanel/12.4/en-us/>
-    dashboard                <https://docs.typo3.org/c/typo3/cms-dashboard/12.4/en-us/>
-    felogin                  <https://docs.typo3.org/c/typo3/cms-felogin/12.4/en-us/>
+    aditor             <https://docs.typo3.org/c/typo3/cms-t3editor/12.4/en-us/>
+    workminpanel           <https://docs.typo3.org/c/typo3/cms-adminpanel/12.4/en-us/>
+    dashboard            <https://docs.typo3.org/c/typo3/cms-dashboard/12.4/en-us/>
+    felogin              <https://docs.typo3.org/c/typo3/cms-felogin/12.4/en-us/>
     fluid_styled_content <https://docs.typo3.org/c/typo3/cms-fluid-styled-content/12.4/en-us/>
-    form                      <https://docs.typo3.org/c/typo3/cms-form/12.4/en-us/>
-    impexp                    <https://docs.typo3.org/c/typo3/cms-impexp/12.4/en-us/>
-    indexed_search         <https://docs.typo3.org/c/typo3/cms-indexed-search/12.4/en-us/>
-    linkvalidator          <https://docs.typo3.org/c/typo3/cms-linkvalidator/12.4/en-us/>
-    lowlevel                 <https://docs.typo3.org/c/typo3/cms-lowlevel/12.4/en-us/>
-    reactions                <https://docs.typo3.org/c/typo3/cms-reactions/12.4/en-us/>
-    recycler                 <https://docs.typo3.org/c/typo3/cms-recycler/12.4/en-us/>
-    redirects                <https://docs.typo3.org/c/typo3/cms-redirects/12.4/en-us/>
-    reports                  <https://docs.typo3.org/c/typo3/cms-reports/12.4/en-us/>
-    rte_ckeditor            <https://docs.typo3.org/c/typo3/cms-rte-ckeditor/12.4/en-us/>
-    scheduler                <https://docs.typo3.org/c/typo3/cms-scheduler/12.4/en-us/>
-    seo                        <https://docs.typo3.org/c/typo3/cms-seo/12.4/en-us/>
-    sys_note                 <https://docs.typo3.org/c/typo3/cms-sys-note/12.4/en-us/>
-    t3editor                 <https://docs.typo3.org/c/typo3/cms-t3editor/12.4/en-us/>
-    workspaces              <https://docs.typo3.org/c/typo3/cms-workspaces/12.4/en-us/>
+    form                 <https://docs.typo3.org/c/typo3/cms-form/12.4/en-us/>
+    impexp               <https://docs.typo3.org/c/typo3/cms-impexp/12.4/en-us/>
+    indexed_search       <https://docs.typo3.org/c/typo3/cms-indexed-search/12.4/en-us/>
+    linkvalidator        <https://docs.typo3.org/c/typo3/cms-linkvalidator/12.4/en-us/>
+    lowlevel             <https://docs.typo3.org/c/typo3/cms-lowlevel/12.4/en-us/>
+    reactions            <https://docs.typo3.org/c/typo3/cms-reactions/12.4/en-us/>
+    recycler             <https://docs.typo3.org/c/typo3/cms-recycler/12.4/en-us/>
+    redirects            <https://docs.typo3.org/c/typo3/cms-redirects/12.4/en-us/>
+    reports              <https://docs.typo3.org/c/typo3/cms-reports/12.4/en-us/>
+    rte_ckeditor         <https://docs.typo3.org/c/typo3/cms-rte-ckeditor/12.4/en-us/>
+    scheduler            <https://docs.typo3.org/c/typo3/cms-scheduler/12.4/en-us/>
+    seo                  <https://docs.typo3.org/c/typo3/cms-seo/12.4/en-us/>
+    sys_note             <https://docs.typo3.org/c/typo3/cms-sys-note/12.4/en-us/>
+    t3edspaces           <https://docs.typo3.org/c/typo3/cms-workspaces/12.4/en-us/>
 
 Documentation of system extensions in current Core version
 ==========================================================
@@ -57,188 +57,262 @@ part of the Core and extracted at some point in time.
     :columns: 1
     :columns-md: 2
     :gap: 4
-    :class: pb-4
     :card-height: 100
 
-    ..  card:: `Admin Panel <https://docs.typo3.org/c/typo3/cms-adminpanel/12.4/en-us/>`__
+    ..  card:: :doc:`Admin Panel <typo3/cms-adminpanel:Index>`
 
-        The TYPO3 admin panel provides a panel with additional functionality in the frontend (Debugging, Caching,
-        Preview...).
+            The TYPO3 admin panel provides a panel with additional functionality in the frontend (Debugging, Caching,
+            Preview...).
 
-        Composer: :composer:`typo3/cms-adminpanel`
+            Composer name: :composer:`typo3/cms-adminpanel`
 
-        ..  card-footer:: `13-dev <https://docs.typo3.org/c/typo3/cms-adminpanel/main/en-us/>`__ `12.4 <https://docs.typo3.org/c/typo3/cms-adminpanel/12.4/en-us/>`__ `11.5 <https://docs.typo3.org/c/typo3/cms-adminpanel/11.5/en-us/>`__
-            :button-style: btn btn-secondary
+        ..  card-footer::
+            :button-styles: secondary
 
-    ..  card:: `Dashboard <https://docs.typo3.org/c/typo3/cms-dashboard/12.4/en-us/>`__
+            :doc:`13-dev <typo3/cms-adminpanel/dev:Index>`
+            :doc:`12.4 <typo3/cms-adminpanel:Index>`
+            :doc:`11.5 <typo3/cms-adminpanel/oldstable:Index>`
 
-        A Dashboard for the TYPO3 backend.
+    ..  card:: :doc:`Dashboard <typo3/cms-dashboard:Index>`
 
-        Composer: :composer:`typo3/cms-dashboard`
+            A Dashboard for the TYPO3 backend.
 
-        ..  card-footer:: `13-dev <https://docs.typo3.org/c/typo3/cms-dashboard/main/en-us/>`__ `12.4 <https://docs.typo3.org/c/typo3/cms-dashboard/12.4/en-us/>`__ `11.5 <https://docs.typo3.org/c/typo3/cms-dashboard/11.5/en-us/>`__
-            :button-style: btn btn-secondary
+            Composer name: :composer:`typo3/cms-dashboard`
 
-    ..  card:: `Frontend Login <https://docs.typo3.org/c/typo3/cms-felogin/12.4/en-us/>`__
+        ..  card-footer::
+            :button-styles: secondary
 
-        Frontend login based on frontend users and user groups
+            :doc:`13-dev <typo3/cms-dashboard/dev:Index>`
+            :doc:`12.4 <typo3/cms-dashboard:Index>`
+            :doc:`11.5 <typo3/cms-dashboard/oldstable:Index>`
 
-        Composer: :composer:`typo3/cms-felogin`
+    ..  card:: :doc:`Frontend Login <typo3/cms-felogin:Index>`
 
-        ..  card-footer:: `13-dev <https://docs.typo3.org/c/typo3/cms-felogin/main/en-us/>`__ `12.4 <https://docs.typo3.org/c/typo3/cms-felogin/12.4/en-us/>`__ `11.5 <https://docs.typo3.org/c/typo3/cms-felogin/11.5/en-us/>`__
-            :button-style: btn btn-secondary
+            Frontend login based on frontend users and user groups
 
-    ..  card:: `Fluid Styled Content <https://docs.typo3.org/c/typo3/cms-fluid-styled-content/12.4/en-us/>`_
+            Composer name: :composer:`typo3/cms-felogin`
 
-        Content Elements based on Fluid.
+        ..  card-footer::
+            :button-styles: secondary
 
-        Composer: :composer:`typo3/cms-fluid-styled-content`
+            :doc:`13-dev <typo3/cms-felogin/dev:Index>`
+            :doc:`12.4 <typo3/cms-felogin:Index>`
+            :doc:`11.5 <typo3/cms-felogin/oldstable:Index>`
 
-        ..  card-footer:: `13-dev <https://docs.typo3.org/c/typo3/cms-fluid-styled-content/main/en-us/>`__ `12.4 <https://docs.typo3.org/c/typo3/cms-fluid-styled-content/12.4/en-us/>`_ `11.5 <https://docs.typo3.org/c/typo3/cms-fluid-styled-content/11.5/en-us/>`_
-            :button-style: btn btn-secondary
 
-    ..  card:: `Form framework <https://docs.typo3.org/c/typo3/cms-form/12.4/en-us/>`__
+    ..  card:: :doc:`Fluid Styled Content <typo3/cms-fluid-styled-content:Index>`
 
-        Form Library, Plugin and Editor.
+            Content Elements based on Fluid.
 
-        Composer: :composer:`typo3/cms-form`
+            Composer name: :composer:`typo3/cms-fluid-styled-content`
 
-        ..  card-footer:: `13-dev <https://docs.typo3.org/c/typo3/cms-form/main/en-us/>`__ `12.4 <https://docs.typo3.org/c/typo3/cms-form/12.4/en-us/>`__ `11.5 <https://docs.typo3.org/c/typo3/cms-form/11.5/en-us/>`__
-            :button-style: btn btn-secondary
+        ..  card-footer::
+            :button-styles: secondary
 
-    ..  card:: `Indexed Search <https://docs.typo3.org/c/typo3/cms-indexed-search/12.4/en-us/>`__
+            :doc:`13-dev <typo3/cms-fluid-styled-content/dev:Index>`
+            :doc:`12.4 <typo3/cms-fluid-styled-content:Index>`
+            :doc:`11.5 <typo3/cms-fluid-styled-content/oldstable:Index>`
 
-        Indexed Search Engine for TYPO3 pages, PDF-files, Word-files, HTML and text files. Provides a backend module
-        for statistics of the indexer and a frontend plugin.
+    ..  card:: :doc:`Form framework <typo3/cms-form:Index>`
 
-        Composer: :composer:`typo3/cms-indexed-search`
+            Form Library, Plugin and Editor.
 
-        ..  card-footer:: `13-dev <https://docs.typo3.org/c/typo3/cms-indexed-search/main/en-us/>`__ `12.4 <https://docs.typo3.org/c/typo3/cms-indexed-search/12.4/en-us/>`__ `11.5 <https://docs.typo3.org/c/typo3/cms-indexed-search/11.5/en-us/>`__
-            :button-style: btn btn-secondary
+            Composer name: :composer:`typo3/cms-form`
 
-    ..  card:: `Import / Export <https://docs.typo3.org/c/typo3/cms-impexp/12.4/en-us/>`__
+        ..  card-footer::
+            :button-styles: secondary
 
-        Import and Export of records from TYPO3 in a custom serialized format (.T3D) for data exchange with other
-        TYPO3 systems.
+            :doc:`13-dev <typo3/cms-form/dev:Index>`
+            :doc:`12.4 <typo3/cms-form:Index>`
+            :doc:`11.5 <typo3/cms-form/oldstable:Index>`
 
-        Composer: :composer:`typo3/cms-impexp`
+    ..  card:: :doc:`Indexed Search <typo3/cms-indexed-search:Index>`
 
-        ..  card-footer::  `13-dev <https://docs.typo3.org/c/typo3/cms-impexp/main/en-us/>`__ `12.4 <https://docs.typo3.org/c/typo3/cms-impexp/12.4/en-us/>`__ `11.5 <https://docs.typo3.org/c/typo3/cms-impexp/11.5/en-us/>`__
-            :button-style: btn btn-secondary
+            Indexed Search Engine for TYPO3 pages, PDF-files, Word-files, HTML and text files. Provides a backend module
+            for statistics of the indexer and a frontend plugin.
 
-    ..  card:: `Link Validator <https://docs.typo3.org/c/typo3/cms-linkvalidator/12.4/en-us/>`__
+            Composer name: :composer:`typo3/cms-indexed-search`
 
-        The Link Validator checks the links in your website for validity.
+        ..  card-footer::
+            :button-styles: secondary
 
-        Composer: :composer:`typo3/cms-linkvalidator`
+            :doc:`13-dev <typo3/cms-indexed-search/dev:Index>`
+            :doc:`12.4 <typo3/cms-indexed-search:Index>`
+            :doc:`11.5 <typo3/cms-indexed-search/oldstable:Index>`
 
-        ..  card-footer:: `13-dev <https://docs.typo3.org/c/typo3/cms-linkvalidator/main/en-us/>`__ `12.4 <https://docs.typo3.org/c/typo3/cms-linkvalidator/12.4/en-us/>`__ `11.5 <https://docs.typo3.org/c/typo3/cms-linkvalidator/11.5/en-us/>`__
-            :button-style: btn btn-secondary
+    ..  card:: :doc:`Import / Export <typo3/cms-impexp:Index>`
 
-    ..  card:: `Lowlevel <https://docs.typo3.org/c/typo3/cms-lowlevel/12.4/en-us/>`__
+            Import and Export of records from TYPO3 in a custom serialized format (.T3D) for data exchange with other
+            TYPO3 systems.
 
-        Enables the 'Config' and 'DB Check' modules for technical analysis of the system. This includes raw
-        database search, checking relations, counting pages and records etc.
+            Composer name: :composer:`typo3/cms-impexp`
 
-        Composer: :composer:`typo3/cms-lowlevel`
+        ..  card-footer::
+            :button-styles: secondary
 
-        ..  card-footer:: `13-dev <https://docs.typo3.org/c/typo3/cms-lowlevel/main/en-us/>`__ `12.4 <https://docs.typo3.org/c/typo3/cms-lowlevel/12.4/en-us/>`__ `11.5 <https://docs.typo3.org/c/typo3/cms-lowlevel/11.5/en-us/>`__
-            :button-style: btn btn-secondary
+            :doc:`13-dev <typo3/cms-impexp/dev:Index>`
+            :doc:`12.4 <typo3/cms-impexp:Index>`
+            :doc:`11.5 <typo3/cms-impexp/oldstable:Index>`
 
-    ..  card:: `Reactions <https://docs.typo3.org/c/typo3/cms-reactions/12.4/en-us/>`__
+    ..  card:: :doc:`Link Validator <typo3/cms-linkvalidator:Index>`
 
-        This extension handles incoming webhooks to TYPO3.
+            The Link Validator checks the links in your website for validity.
 
-        Composer: :composer:`typo3/cms-reactions`
+            Composer name: :composer:`typo3/cms-linkvalidator`
 
-        ..  card-footer:: `13-dev <https://docs.typo3.org/c/typo3/cms-reactions/main/en-us/>`__ `12.4 <https://docs.typo3.org/c/typo3/cms-reactions/12.4/en-us/>`__
-            :button-style: btn btn-secondary
+        ..  card-footer::
+            :button-styles: secondary
 
-    ..  card:: `Recycler <https://docs.typo3.org/c/typo3/cms-recycler/12.4/en-us/>`__
+            :doc:`13-dev <typo3/cms-linkvalidator/dev:Index>`
+            :doc:`12.4 <typo3/cms-linkvalidator:Index>`
+            :doc:`11.5 <typo3/cms-linkvalidator/oldstable:Index>`
 
-        The recycler offers the possibility to restore deleted records or remove them from the database permanently.
+    ..  card:: :doc:`Lowlevel <typo3/cms-lowlevel:Index>`
 
-        Composer: :composer:`typo3/cms-recycler`
+            Enables the 'Config' and 'DB Check' modules for technical analysis of the system. This includes raw
+            database search, checking relations, counting pages and records etc.
 
-        ..  card-footer:: `13-dev <https://docs.typo3.org/c/typo3/cms-recycler/main/en-us/>`__ `12.4 <https://docs.typo3.org/c/typo3/cms-recycler/12.4/en-us/>`__ `11.5 <https://docs.typo3.org/c/typo3/cms-recycler/11.5/en-us/>`__
-            :button-style: btn btn-secondary
+            Composer name: :composer:`typo3/cms-lowlevel`
 
-    ..  card:: `Redirects <https://docs.typo3.org/c/typo3/cms-redirects/12.4/en-us/>`__
+        ..  card-footer::
+            :button-styles: secondary
 
-        Create manual redirects, list existing redirects and automatically create\nredirects on slug changes.
+            :doc:`13-dev <typo3/cms-lowlevel/dev:Index>`
+            :doc:`12.4 <typo3/cms-lowlevel:Index>`
+            :doc:`11.5 <typo3/cms-lowlevel/oldstable:Index>`
 
-        Composer: :composer:`typo3/cms-redirects`
+    ..  card:: :doc:`Reactions <typo3/cms-reactions:Index>`
 
-        ..  card-footer:: `13-dev <https://docs.typo3.org/c/typo3/cms-redirects/main/en-us/>`__ `12.4 <https://docs.typo3.org/c/typo3/cms-redirects/12.4/en-us/>`__ `11.5 <https://docs.typo3.org/c/typo3/cms-redirects/11.5/en-us/>`__
-            :button-style: btn btn-secondary
+            This extension handles incoming webhooks to TYPO3.
 
-    ..  card:: `Reports <https://docs.typo3.org/c/typo3/cms-reports/12.4/en-us/>`__
+            Composer name: :composer:`typo3/cms-reactions`
 
-        This extension shows status reports and installed services in the
-        :guilabel:`System > Reports` backend module.
+        ..  card-footer::
+            :button-styles: secondary
 
-        Composer: :composer:`typo3/cms-reports`
+            :doc:`13-dev <typo3/cms-reactions/dev:Index>`
+            :doc:`12.4 <typo3/cms-reactions:Index>`
 
-        ..  card-footer:: `13-dev <https://docs.typo3.org/c/typo3/cms-reports/main/en-us/>`__ `12.4 <https://docs.typo3.org/c/typo3/cms-reports/12.4/en-us/>`__
-            :button-style: btn btn-secondary
+    ..  card:: :doc:`Recycler <typo3/cms-recycler:Index>`
 
-    ..  card:: `CKEditor <https://docs.typo3.org/c/typo3/cms-rte-ckeditor/12.4/en-us/>`__
+            The recycler offers the possibility to restore deleted records or remove them from the database permanently.
 
-        Integration of CKEditor as a Rich Text Editor for the TYPO3 backend.
+            Composer name: :composer:`typo3/cms-recycler`
 
-        Composer: :composer:`typo3/cms-rte-ckeditor`
+        ..  card-footer::
+            :button-styles: secondary
 
-        ..  card-footer:: `13-dev <https://docs.typo3.org/c/typo3/cms-rte-ckeditor/main/en-us/>`__ `12.4 <https://docs.typo3.org/c/typo3/cms-rte-ckeditor/12.4/en-us/>`__ `11.5 <https://docs.typo3.org/c/typo3/cms-rte-ckeditor/11.5/en-us/>`__
-            :button-style: btn btn-secondary
+            :doc:`13-dev <typo3/cms-recycler/dev:Index>`
+            :doc:`12.4 <typo3/cms-recycler:Index>`
+            :doc:`11.5 <typo3/cms-recycler/oldstable:Index>`
 
-    ..  card:: `Scheduler <https://docs.typo3.org/c/typo3/cms-scheduler/12.4/en-us/>`_
+    ..  card:: :doc:`Redirects <typo3/cms-redirects:Index>`
 
-        The TYPO3 Scheduler lets you register tasks to happen at a specific time.
+            Create manual redirects, list existing redirects and automatically create\nredirects on slug changes.
 
-        Composer: :composer:`typo3/cms-scheduler`
+            Composer name: :composer:`typo3/cms-redirects`
 
-        ..  card-footer:: `13-dev <https://docs.typo3.org/c/typo3/cms-scheduler/main/en-us/>`__ `12.4 <https://docs.typo3.org/c/typo3/cms-scheduler/12.4/en-us/>`__ `11.5 <https://docs.typo3.org/c/typo3/cms-scheduler/11.5/en-us/>`__
-            :button-style: btn btn-secondary
+        ..  card-footer::
+            :button-styles: secondary
 
-    ..  card:: `SEO <https://docs.typo3.org/c/typo3/cms-seo/12.4/en-us/>`_
+            :doc:`13-dev <typo3/cms-redirects/dev:Index>`
+            :doc:`12.4 <typo3/cms-redirects:Index>`
+            :doc:`11.5 <typo3/cms-redirects/oldstable:Index>`
 
-        SEO features including specific fields for SEO purposes, rendering of HTML meta tags and sitemaps.
+    ..  card:: :doc:`Reports <typo3/cms-reports:Index>`
 
-        Composer: :composer:`typo3/cms-seo`
+            This extension shows status reports and installed services in the
+            :guilabel:`System > Reports` backend module.
 
-        ..  card-footer:: `13-dev <https://docs.typo3.org/c/typo3/cms-seo/main/en-us/>`__ `12.4 <https://docs.typo3.org/c/typo3/cms-seo/12.4/en-us/>`__ `11.5 <https://docs.typo3.org/c/typo3/cms-seo/11.5/en-us/>`__
-            :button-style: btn btn-secondary
+            Composer name: :composer:`typo3/cms-reports`
 
-    ..  card:: `System Notes <https://docs.typo3.org/c/typo3/cms-sys-note/12.4/en-us/>`_
+        ..  card-footer::
+            :button-styles: secondary
 
-        The internal notes are a useful feature for adding context and notes to pages.
-        It provides a way for users to document important information related to specific pages.
+            :doc:`13-dev <typo3/cms-reports/dev:Index>`
+            :doc:`12.4 <typo3/cms-reports:Index>`
 
-        Composer: :composer:`typo3/cms-sys-note`
+    ..  card:: :doc:`CKEditor <typo3/cms-rte-ckeditor:Index>`
 
-        ..  card-footer:: `13-dev <https://docs.typo3.org/c/typo3/cms-sys-note/main/en-us/>`__ `12.4 <https://docs.typo3.org/c/typo3/cms-sys-note/12.4/en-us/>`__
-            :button-style: btn btn-secondary
+            Integration of CKEditor as a Rich Text Editor for the TYPO3 backend.
 
-    ..  card:: `T3Editor <https://docs.typo3.org/c/typo3/cms-t3editor/12.4/en-us/>`__
+            Composer name: :composer:`typo3/cms-rte-ckeditor`
 
-        This system extension provides a backend editor with syntax highlighting.
+        ..  card-footer::
+            :button-styles: secondary
 
-        Composer: :composer:`typo3/cms-t3editor`
+            :doc:`13-dev <typo3/cms-rte-ckeditor/dev:Index>`
+            :doc:`12.4 <typo3/cms-rte-ckeditor:Index>`
+            :doc:`11.5 <typo3/cms-rte-ckeditor/oldstable:Index>`
 
-        This system extension was merged into EXT:backend with TYPO3 v13.0.
+    ..  card:: :doc:`Scheduler <typo3/cms-scheduler:Index>`_
 
-        ..  card-footer:: `12.4 <https://docs.typo3.org/c/typo3/cms-t3editor/12.4/en-us/>`__ `11.5 <https://docs.typo3.org/c/typo3/cms-t3editor/11.5/en-us/>`__
-            :button-style: btn btn-secondary
+            The TYPO3 Scheduler lets you register tasks to happen at a specific time.
 
-    ..  card:: `Workspaces and Versioning <https://docs.typo3.org/c/typo3/cms-workspaces/12.4/en-us/>`__
+            Composer name: :composer:`typo3/cms-scheduler`
 
-        Adds workspaces functionality with custom stages to TYPO3.
+        ..  card-footer::
+            :button-styles: secondary
 
-        Composer: :composer:`typo3/cms-workspaces`
+            :doc:`13-dev <typo3/cms-scheduler/dev:Index>`
+            :doc:`12.4 <typo3/cms-scheduler:Index>`
+            :doc:`11.5 <typo3/cms-scheduler/oldstable:Index>`
 
-        ..  card-footer:: `13-dev <https://docs.typo3.org/c/typo3/cms-workspaces/main/en-us/>`__ `12.4 <https://docs.typo3.org/c/typo3/cms-workspaces/12.4/en-us/>`__ `11.5 <https://docs.typo3.org/c/typo3/cms-workspaces/11.5/en-us/>`__
-            :button-style: btn btn-secondary
+    ..  card:: :doc:`SEO <typo3/cms-seo:Index>`
 
+            SEO features including specific fields for SEO purposes, rendering of HTML meta tags and sitemaps.
+
+            Composer name: :composer:`typo3/cms-seo`
+
+        ..  card-footer::
+            :button-styles: secondary
+
+            :doc:`13-dev <typo3/cms-seo/dev:Index>`
+            :doc:`12.4 <typo3/cms-seo:Index>`
+            :doc:`11.5 <typo3/cms-seo/oldstable:Index>`
+
+    ..  card:: :doc:`System Notes <typo3/cms-sys-note:Index>`
+
+            The internal notes are a useful feature for adding context and notes to pages.
+            It provides a way for users to document important information related to specific pages.
+
+            Composer name: :composer:`typo3/cms-sys-note`
+
+        ..  card-footer::
+            :button-styles: secondary
+
+            :doc:`13-dev <typo3/cms-sys-note/dev:Index>`
+            :doc:`12.4 <typo3/cms-sys-note:Index>`
+
+    ..  card:: :doc:`T3Editor <typo3/cms-t3editor:Index>`
+
+            This system extension provides a backend editor with syntax highlighting.
+
+            Composer name: :composer:`typo3/cms-t3editor`
+
+            This system extension was merged into EXT:backend with TYPO3 v13.0.
+
+        ..  card-footer::
+            :button-styles: secondary
+
+            :doc:`13-dev <typo3/cms-t3editor/dev:Index>`
+            :doc:`12.4 <typo3/cms-t3editor:Index>`
+            :doc:`11.5 <typo3/cms-t3editor/oldstable:Index>`
+
+    ..  card:: :doc:`Workspaces and Versioning <typo3/cms-workspaces:Index>`
+
+            Adds workspaces functionality with custom stages to TYPO3.
+
+            Composer name: :composer:`typo3/cms-workspaces`
+
+        ..  card-footer::
+            :button-styles: secondary
+
+            :doc:`13-dev <typo3/cms-workspaces/dev:Index>`
+            :doc:`12.4 <typo3/cms-workspaces:Index>`
+            :doc:`11.5 <typo3/cms-workspaces/oldstable:Index>`
+
+.. _System-Extensions-outdated:
 
 Documentation of system extensions abandoned from current Core version
 ======================================================================
@@ -264,7 +338,7 @@ Documentation of system extensions abandoned from current Core version
 
     -   :Manual: `func <https://docs.typo3.org/p/friendsoftypo3/cms-func/9.0/en-us/>`_
         :Composer: :composer:`friendsoftypo3/cms-func`
-        :Comment: Was removed from Core in 9.0, see `Changelog <https://docs.typo3.org/c/typo3/cms-core/main/en-us/Changelog/9.0/Breaking-81787-DropEXTfunc.html>`__
+        :Comment: Was removed from Core in 9.0, see `Changelog <changelog:breaking-81787>`
 
     -   :Manual: `Openid <https://docs.typo3.org/p/friendsoftypo3/openid/8.1/en-us/>`_
         :Composer: :composer:`friendsoftypo3/openid`
@@ -280,7 +354,7 @@ Documentation of system extensions abandoned from current Core version
 
     -   :Manual: `Salted user password hashes <https://docs.typo3.org/c/typo3/cms-saltedpasswords/8.7/en-us/>`_
         :Composer: :composer:`typo3/cms-saltedpasswords`
-        :Comment: Merged into main Core extension since TYPO3 >=7.4. See `Core API <https://docs.typo3.org/typo3cms/CoreApiReference/ApiOverview/PasswordHashing/Index.html>`_
+        :Comment: Merged into main Core extension since TYPO3 >=7.4. See :ref:`Core API <t3coreapi:password-hashing>`
 
     -   :Manual: `System Actions <https://docs.typo3.org/c/typo3/cms-sys-action/9.5/en-us/>`_
         :Composer: :composer:`typo3/cms-sys-action`
diff --git a/Documentation/Home/Templating.rst b/Documentation/Home/Templating.rst
index 24581c7..202a448 100644
--- a/Documentation/Home/Templating.rst
+++ b/Documentation/Home/Templating.rst
@@ -7,54 +7,39 @@
 Templating
 ==========
 
+..  card-grid::
+    :columns: 1
+    :columns-md: 2
+    :gap: 4
+    :card-height: 100
 
-.. container:: row m-0 p-0
+    ..  card:: :ref:`The Fluid Templating Engine <t3coreapi:fluid>`
 
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
+        Fluid is TYPO3’s templating engine. Fluid acts as the glue between your static HTML templates and the
+        content you create in TYPO3’s backend. A typical Fluid template will contain HTML that defines the
+        structure of your page and Fluid tags that call various types of dynamic content.
 
-      .. container:: card px-0 h-100
+        ..  card-footer::
+            :button-styles: secondary
 
-         .. rst-class:: card-header h3
+            :ref:`13-dev <t3coreapi/dev:fluid>`
+            :ref:`12.4 <t3coreapi:fluid>`
+            :ref:`11.5 <t3coreapi/oldstable:fluid>`
 
-            .. rubric:: :ref:`The Fluid Templating Engine <t3coreapi:fluid>`
+    ..  card:: :ref:`Sitepackages <t3sitepackage:start>`
 
-         .. container:: card-body
+        Sitepackages allow you to bundle your Fluid templates and other site
+        assets into a single, reusable extension that can be installed with a single click.
 
-            Fluid is TYPO3’s templating engine. Fluid acts as the glue between your static HTML templates and the
-            content you create in TYPO3’s backend. A typical Fluid template will contain HTML that defines the
-            structure of your page and Fluid tags that call various types of dynamic content.
+        ..  card-footer::
+            :button-styles: secondary
 
-         .. container:: card-footer pb-0
+            :ref:`13-dev <t3sitepackage/dev:start>`
+            :ref:`12.4 <t3sitepackage:start>`
+            :ref:`11.5 <t3sitepackage/oldstable:start>`
 
-            .. rst-class:: horizbuttons-striking-m
+..  toctree::
+    :hidden:
 
-            -  `13-dev <https://docs.typo3.org/m/typo3/reference-coreapi/main/en-us/ApiOverview/Fluid/Index.html>`__
-            -  `12.4 <https://docs.typo3.org/m/typo3/reference-coreapi/12.4/en-us/ApiOverview/Fluid/Index.html>`__
-            -  `11.5 <https://docs.typo3.org/m/typo3/reference-coreapi/11.5/en-us/ApiOverview/Fluid/Index.html>`__
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header h3
-
-            .. rubric:: :ref:`Sitepackages <t3sitepackage:start>`
-
-         .. container:: card-body
-
-            Sitepackages allow you to bundle your Fluid templates and other site
-            assets into a single, reusable extension that can be installed with a single click.
-
-         .. container:: card-footer pb-0
-
-            .. rst-class:: horizbuttons-striking-m
-
-            -  `13-dev <https://docs.typo3.org/m/typo3/tutorial-sitepackage/main/en-us/>`__
-            -  `12.4 <https://docs.typo3.org/m/typo3/tutorial-sitepackage/12.4/en-us/>`__
-            -  `11.5 <https://docs.typo3.org/m/typo3/tutorial-sitepackage/11.5/en-us/>`__
-
-.. toctree::
-   :hidden:
-
-   Templating With Fluid <https://docs.typo3.org/m/typo3/reference-coreapi/12.4/en-us/ApiOverview/Fluid/Index.html>
-   Sitepackages <https://docs.typo3.org/m/typo3/tutorial-sitepackage/12.4/en-us/>
+    Templating With Fluid <https://docs.typo3.org/m/typo3/reference-coreapi/12.4/en-us/ApiOverview/Fluid/Index.html>
+    Sitepackages <https://docs.typo3.org/m/typo3/tutorial-sitepackage/12.4/en-us/>
diff --git a/Documentation/Home/UpgradingTYPO3.rst b/Documentation/Home/UpgradingTYPO3.rst
index 79cd799..4ee1a67 100644
--- a/Documentation/Home/UpgradingTYPO3.rst
+++ b/Documentation/Home/UpgradingTYPO3.rst
@@ -6,164 +6,109 @@
 Upgrading TYPO3
 ===============
 
-.. container:: row m-0 p-0
+..  card-grid::
+    :columns: 1
+    :columns-md: 2
+    :gap: 4
+    :card-height: 100
 
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
+    ..  card:: :ref:`Minor upgrades <t3upgrade:minor>`
 
-      .. container:: card px-0 h-100
+        Minor updates (for example 12.4.1 to 12.4.2)
+        contain bugfixes and/or security updates.
+        This chapter details how updates are installed and highlights what tasks need to
+        be carried out before and after the core is updated.
 
-         .. rst-class:: card-header h3
+        ..  card-footer::
+            :button-styles: secondary
 
-            .. rubric:: `Minor upgrades <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/Minor/Index.html>`__
+            :ref:`13-dev <t3upgrade/dev:minor>`
+            :ref:`12.4 <t3upgrade:minor>`
+            :ref:`11.5 <t3upgrade/oldstable:minor>`
 
-         .. container:: card-body
+    ..  card:: :ref:`Major upgrades <t3upgrade:major>`
 
-            Minor updates (for example 12.4.1 to 12.4.2)
-            contain bugfixes and/or security updates.
-            This chapter details how updates are installed and highlights what tasks need to
-            be carried out before and after the core is updated.
+        Major updates (for example 11.5 to 12.4) can contain new features
+        and breaking changes as well as bugfixes.
+        This chapter details how updates are installed and highlights what tasks need to
+        be carried out before and after the core is updated.
 
-         .. container:: card-footer pb-0
+        ..  card-footer::
+            :button-styles: secondary
 
-            .. rst-class:: horizbuttons-striking-m
+            :ref:`13-dev <t3upgrade/dev:major>`
+            :ref:`12.4 <t3upgrade:major>`
+            :ref:`11.5 <t3upgrade/oldstable:major>`
 
-            - `13-dev <https://docs.typo3.org/m/typo3/guide-installation/main/en-us/Minor/Index.html>`__
-            - `12.4 <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/Minor/Index.html>`__
-            - `11.5 <https://docs.typo3.org/m/typo3/guide-installation/11.5/en-us/Minor/Index.html>`__
+    ..  card:: :ref:`Upgrading extensions <t3upgrade:upgradingextensions>`
 
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
+        Just like TYPO3's core, extensions also need to be regularly updated.
+        This chapter details how to upgrade extensions using Composer.
 
-      .. container:: card px-0 h-100
+        ..  card-footer::
+            :button-styles: secondary
 
-         .. rst-class:: card-header h3
+            :ref:`13-dev <t3upgrade/dev:upgradingextensions>`
+            :ref:`12.4 <t3upgrade:upgradingextensions>`
+            :ref:`11.5 <t3upgrade/oldstable:upgradingextensions>`
 
-            .. rubric:: `Major upgrades <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/Major/Index.html>`__
+    ..  card:: :ref:`Third-party tools <t3upgrade:tools>`
 
-         .. container:: card-body
+        Tools and resources developed by the community that can assist with
+        common upgrade and maintenance tasks.
 
-            Major updates (for example 11.5 to 12.4) can contain new features
-            and breaking changes as well as bugfixes.
-            This chapter details how updates are installed and highlights what tasks need to
-            be carried out before and after the core is updated.
+        ..  card-footer::
+            :button-styles: secondary
 
-         .. container:: card-footer pb-0
+            :ref:`13-dev <t3upgrade/dev:tools>`
+            :ref:`12.4 <t3upgrade:tools>`
+            :ref:`11.5 <t3upgrade/oldstable:tools>`
 
-            .. rst-class:: horizbuttons-striking-m
 
-            - `13-dev <https://docs.typo3.org/m/typo3/guide-installation/main/en-us/Major/Index.html>`__
-            - `12.4 <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/Major/Index.html>`__
-            - `11.5 <https://docs.typo3.org/m/typo3/guide-installation/11.5/en-us/Major/Index.html>`__
+    ..  card:: :ref:`Legacy upgrade guide <t3upgrade:legacy>`
 
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
+        Using TYPO3 without Composer? This chapter details how to upgrade
+        TYPO3 manually.
 
-      .. container:: card px-0 h-100
+        ..  card-footer::
+            :button-styles: secondary
 
-         .. rst-class:: card-header h3
+            :ref:`13-dev <t3upgrade/dev:legacy>`
+            :ref:`12.4 <t3upgrade:legacy>`
+            :ref:`11.5 <t3upgrade/oldstable:legacy>`
 
-            .. rubric:: `Upgrading extensions <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/UpgradingExtensions/>`__
+    ..  card:: :ref:`Migrate a TYPO3 installation to Composer <t3upgrade:migratetocomposer>`
 
-         .. container:: card-body
+        Information on how to migrate a legacy installation of TYPO3 to a
+        Composer-based installation.
 
-            Just like TYPO3's core, extensions also need to be regularly updated.
-            This chapter details how to upgrade extensions using Composer.
+        ..  card-footer::
+            :button-styles: secondary
 
-         .. container:: card-footer pb-0
+            :ref:`13-dev <t3upgrade/dev:migratetocomposer>`
+            :ref:`12.4 <t3upgrade:migratetocomposer>`
+            :ref:`11.5 <t3upgrade/oldstable:migratetocomposer>`
 
-            .. rst-class:: horizbuttons-striking-m
+    ..  card:: :ref:`Migrate content <t3upgrade:migratecontent>`
 
-            - `13-dev <https://docs.typo3.org/m/typo3/guide-installation/main/en-us/UpgradingExtensions/Index.html>`__
-            - `12.4 <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/UpgradingExtensions/Index.html>`__
-            - `11.5 <https://docs.typo3.org/m/typo3/guide-installation/11.5/en-us/UpgradingExtensions/Index.html>`__
+        This chapter details how pages and content can be exported and then
+        imported into another installation of TYPO3.
 
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
+        ..  card-footer::
+            :button-styles: secondary
 
-      .. container:: card px-0 h-100
+            :ref:`13-dev <t3upgrade/dev:migratecontent>`
+            :ref:`12.4 <t3upgrade:migratecontent>`
+            :ref:`11.5 <t3upgrade/oldstable:migratecontent>`
 
-         .. rst-class:: card-header h3
 
-            .. rubric:: `Third-party tools <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/Tools/Index.html>`__
+..  toctree::
+    :hidden:
 
-         .. container:: card-body
-
-            Tools and resources developed by the community that can assist with common upgrade and maintenance tasks.
-
-         .. container:: card-footer pb-0
-
-            .. rst-class:: horizbuttons-striking-m
-
-            - `13-dev <https://docs.typo3.org/m/typo3/guide-installation/main/en-us/Tools/Index.html>`__
-            - `12.4 <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/Tools/Index.html>`__
-            - `11.5 <https://docs.typo3.org/m/typo3/guide-installation/11.5/en-us/Tools/Index.html>`__
-
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header h3
-
-            .. rubric:: `Legacy upgrade guide <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/Legacy/Index.html>`__
-
-         .. container:: card-body
-
-            Using TYPO3 without Composer? This chapter details how to upgrade TYPO3 manually.
-
-         .. container:: card-footer pb-0
-
-            .. rst-class:: horizbuttons-striking-m
-
-            - `13-dev <https://docs.typo3.org/m/typo3/guide-installation/main/en-us/Legacy/Index.html>`__
-            - `12.4 <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/Legacy/Index.html>`__
-            - `11.5 <https://docs.typo3.org/m/typo3/guide-installation/11.5/en-us/Legacy/Index.html>`__
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header h3
-
-            .. rubric:: `Migrate a TYPO3 installation to Composer <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/MigrateToComposer/Index.html>`__
-
-         .. container:: card-body
-
-            Information on how to migrate a legacy installation of TYPO3 to a Composer-based installation.
-
-         .. container:: card-footer pb-0
-
-            .. rst-class:: horizbuttons-striking-m
-
-            - `13-dev <https://docs.typo3.org/m/typo3/guide-installation/main/en-us/MigrateToComposer/Index.html>`__
-            - `12.4 <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/MigrateToComposer/Index.html>`__
-            - `11.5 <https://docs.typo3.org/m/typo3/guide-installation/11.5/en-us/MigrateToComposer/Index.html>`__
-
-   .. container:: col-md-6 pl-0 pr-3 py-3 m-0
-
-      .. container:: card px-0 h-100
-
-         .. rst-class:: card-header h3
-
-            .. rubric:: `Migrate content <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/MigrateContent/Index.html>`__
-
-         .. container:: card-body
-
-            This chapter details how pages and content can be exported and then imported into another installation of TYPO3.
-
-         .. container:: card-footer pb-0
-
-            .. rst-class:: horizbuttons-striking-m
-
-            - `13-dev <https://docs.typo3.org/m/typo3/guide-installation/main/en-us/MigrateContent/Index.html>`__
-            - `12.4 <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/MigrateContent/Index.html>`__
-            - `11.5 <https://docs.typo3.org/m/typo3/guide-installation/11.5/en-us/MigrateContent/Index.html>`__
-
-
-.. toctree::
-   :hidden:
-
-   Minor upgrades <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/Minor/Index.html>
-   Major upgrades <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/Major/Index.html>
-   Upgrading extensions <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/UpgradingExtensions>
-   Third-party tools <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/Tools/Index.html>
-   Legacy upgrade <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/Legacy/Index.html>
-   Migrate to Composer <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/MigrateToComposer/Index.html>
-   Migrate content <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/MigrateContent/Index.html>
+    Minor upgrades <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/Minor/Index.html>
+    Major upgrades <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/Major/Index.html>
+    Upgrading extensions <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/UpgradingExtensions>
+    Third-party tools <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/Tools/Index.html>
+    Legacy upgrade <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/Legacy/Index.html>
+    Migrate to Composer <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/MigrateToComposer/Index.html>
+    Migrate content <https://docs.typo3.org/m/typo3/guide-installation/12.4/en-us/MigrateContent/Index.html>
diff --git a/Documentation/Home/_OverviewInclude.rst.txt b/Documentation/Home/_OverviewInclude.rst.txt
new file mode 100644
index 0000000..1fa6561
--- /dev/null
+++ b/Documentation/Home/_OverviewInclude.rst.txt
@@ -0,0 +1,154 @@
+
+.. _start-getting-started:
+
+Getting Started with TYPO3
+==========================
+
+..  card-grid::
+    :columns: 1
+    :columns-md: 2
+    :gap: 4
+    :card-height: 100
+
+    ..  card:: :ref:`Getting Started <getting-started>`
+
+        *  :ref:`TYPO3 Concepts <t3start:concepts>` introduces some of TYPO3s
+           core concepts.
+
+        *  :ref:`System Requirements <t3start:system-requirements>` for the
+           host operating system including its web server and database.
+
+        *  :ref:`Installation Guide <t3start:installation_index>` details
+           the entire installation process.
+
+        *  :ref:`Setup Guide <t3start:setup>` guides you through the next steps
+           post installation.
+
+    ..  card:: :ref:`Creating & Managing Content <creatingmanagingcontent>`
+
+        *  :ref:`Editors Tutorial <t3editors:start>` explains the creation and management of pages and content.
+
+        *  :ref:`Form System Extension <ext_form:quickstartEditors>` is a powerful
+           tool that gives backend users the ability to create web forms.
+
+        *  :ref:`Localization Guide <t3l10n:start>` covers everything needed to add additional languages to a
+           TYPO3 site, and how to translate content and pages.
+
+
+    ..  card:: :ref:`Templating & Sitepackages <templating>`
+
+        *  :ref:`Fluid is TYPO3’s templating engine. <t3coreapi:fluid>`
+           Fluid acts as the glue between your static HTML templates and the content you create in TYPO3’s backend.
+
+        * :ref:`Sitepackages <t3sitepackage:start>` allow you to bundle your Fluid templates and other site assets into a single, reusable extension.
+
+    ..  card:: :ref:`Configuring TYPO3 <configuringTYPO3>`
+
+        The :ref:`configuration overview <t3coreapi:config-overview>`
+        in :ref:`TYPO3 Explained <t3coreapi:start>`
+        gives an overview of the various configuration options available.
+        It contains a description of the main system configuration options.
+
+        *  :ref:`Site Handling and Configuration <t3coreapi:sitehandling-basics>` shows you how
+           to setup domains, languages, human-readable URLs and error pages.
+
+        *  :ref:`Backend User Management <t3start:backendusers>` explains how you
+           setup backend users and grant them specific access to your installation of
+           TYPO3.
+
+    ..  card:: :ref:`Upgrading TYPO3 <t3upgrade:start>`
+
+        *  :ref:`Minor Upgrades <t3upgrade:minor>` contains information on how to upgrade to a newer minor version of TYPO3.
+
+        *  :ref:`Major Upgrades <t3upgrade:major>` details how to upgrade to a newer major release of TYPO3. 11.5 to 12.4 for example.
+
+        *  :ref:`Upgrading Extensions <t3upgrade:upgradingextensions>` details how to upgrade extensions using Composer.
+
+        *  :ref:`Migrate A TYPO3 Installation To Composer <t3upgrade:migratetocomposer>` Information on how to migrate a legacy installation of TYPO3 to a Composer based installation.
+
+    ..  card:: :ref:`Developing & Using Extensions <extensions>`
+
+        Getting started with extension development:
+
+        *  :ref:`Introduction to extensions in TYPO3
+           <t3coreapi:extension-architecture-introduction>`
+
+        *  Extension :ref:`t3coreapi:extension-files-locations`
+
+        *  :ref:`t3coreapi:extension-naming` and :ref:`t3coreapi:cgl`
+
+
+    ..  card:: :ref:`References <references>`
+
+        *  :ref:`TYPO3 Explained <t3coreapi:start>` contains detailed information
+           about concepts and APIs for core and extension developers.
+
+        *  The `Core changelog <https://docs.typo3.org/c/typo3/cms-core/master/en-us/>`__
+           lists all relevant changes for each TYPO3 version since 7.
+
+        * The :ref:`references section <references>` lists all available reference manuals.
+
+    ..  card:: How to create translations
+
+        *Internationalization* | *Translation* | *Multiple Languages*
+
+        *  :ref:`Localization Guide <t3l10n:start>`
+
+        *  :ref:`Supported languages <t3coreapi:i18n_languages>`
+
+        *  :ref:`Manage backend languages <t3start:backendlanguages>`
+
+        *  :ref:`Working with languages as an editor <t3editors:languages>`
+
+        *  :ref:`t3coreapi:internationalization` in "TYPO3 Explained"
+
+
+.. _start-Contributing:
+
+Contributing
+============
+
+..  card-grid::
+    :columns: 1
+    :columns-md: 2
+    :gap: 4
+    :card-height: 100
+
+    ..  card:: Contribute to the core
+
+        The "Core contribution guide" contains information for creating core
+        patches:
+
+        *  :ref:`Create a patch <t3contribute:quickstart-create-a-patch>`
+
+        *  :ref:`Commit message rules <t3contribute:commitmessage>`
+
+        *  :ref:`Setup an installation with DDEV <t3contribute:ddev>`
+
+
+        But contributions aren't just about writing patches. Contributions happen
+        in numerous other ways, including
+
+        *  :ref:`Writing issues <t3contribute:forge-index>`
+
+        *  :ref:`Review patches <t3contribute:improving-a-patch>`
+
+    ..  card:: Contribute to official documentation
+
+        You are welcome to click on the "Edit on GitHub" button on any page to propose
+        a change in the official documentation whenever you see something that you
+        think can be improved.
+
+        *  The blog post `Start Improving Docs Now to Grow TYPO3
+           <https://typo3.com/blog/start-improving-docs-now-to-grow-typo3>`__ gives a
+           good introduction to documentation contribution.
+
+        *  :ref:`h2document:docs-contribute` explains the workflow for contributing.
+
+        *  The documentation is edited in text files using reStructuredText syntax. Use
+           the :ref:`h2document:rest-cheat-sheet` to lookup most commonly used directives.
+
+        *  General conventions can be found in :ref:`h2document:conventions`
+
+        *  :ref:`h2document:docs-official-how-you-can-help` lists some general tasks to
+           get you started.
diff --git a/Documentation/Index.rst b/Documentation/Index.rst
index 97f2ba8..4a48029 100644
--- a/Documentation/Index.rst
+++ b/Documentation/Index.rst
@@ -14,23 +14,23 @@ PHP.
 
 .. rst-class:: horizbuttons-primary-m
 
-*  :ref:`getting-started`
-*  :ref:`references`
-*  :ref:`extensions`
-
-.. include:: Home/OverviewInclude.rst.txt
-
-.. toctree::
-   :hidden:
-
-   Home/GettingStarted
-   Home/CreatingManagingContent
-   Home/Templating
-   Home/ConfiguringTYPO3
-   Home/UpgradingTYPO3
-   Home/ExtensionManuals
-   Home/References
-   Home/Contribute
+*   :ref:`getting-started`
+*   :ref:`references`
+*   :ref:`extensions`
+
+..  include:: Home/_OverviewInclude.rst.txt
+
+..  toctree::
+    :hidden:
+
+    Home/GettingStarted
+    Home/CreatingManagingContent
+    Home/Templating
+    Home/ConfiguringTYPO3
+    Home/UpgradingTYPO3
+    Home/ExtensionManuals
+    Home/References
+    Home/Contribute
 
 
 Support is available via StackOverflow and Slack. Visit the `help page