diff --git a/README.md b/README.md
index 7082c112..399d6c28 100644
--- a/README.md
+++ b/README.md
@@ -107,10 +107,6 @@ all vendor code in the vendor directory, and not requiring custom installer code
 | Porto        | `porto-container`
 | ProcessWire  | `processwire-module`
 | RadPHP       | `radphp-bundle`
-| REDAXO       | `redaxo-addon`
-| REDAXO bestyle-plugin | `redaxo-bestyle-plugin`
-| REDAXO V5.*  | `redaxo5-addon`
-| REDAXO V5.*  bestyle-plugin  | `redaxo5-bestyle-plugin`
 | ReIndex      | **`reindex-plugin`** <br> **`reindex-theme`**
 | Roundcube    | `roundcube-plugin`
 | shopware     | `shopware-backend-plugin`<br/>`shopware-core-plugin`<br/>`shopware-frontend-plugin`<br/>`shopware-theme`<br/>`shopware-plugin`<br/>`shopware-frontend-theme`
diff --git a/src/Composer/Installers/Installer.php b/src/Composer/Installers/Installer.php
index 862d8ae2..0edaa16f 100644
--- a/src/Composer/Installers/Installer.php
+++ b/src/Composer/Installers/Installer.php
@@ -92,8 +92,6 @@ class Installer extends LibraryInstaller
         'porto'        => 'PortoInstaller',
         'processwire'  => 'ProcessWireInstaller',
         'quicksilver'  => 'PantheonInstaller',
-        'redaxo'       => 'RedaxoInstaller',
-        'redaxo5'      => 'Redaxo5Installer',
         'reindex'      => 'ReIndexInstaller',
         'roundcube'    => 'RoundcubeInstaller',
         'shopware'     => 'ShopwareInstaller',
diff --git a/src/Composer/Installers/Redaxo5Installer.php b/src/Composer/Installers/Redaxo5Installer.php
deleted file mode 100644
index b62c926a..00000000
--- a/src/Composer/Installers/Redaxo5Installer.php
+++ /dev/null
@@ -1,12 +0,0 @@
-<?php
-
-namespace Composer\Installers;
-
-class Redaxo5Installer extends BaseInstaller
-{
-    /** @var array<string, string> */
-    protected $locations = array(
-        'addon'          => 'redaxo/src/addons/{$name}/',
-        'bestyle-plugin' => 'redaxo/src/addons/be_style/plugins/{$name}/'
-    );
-}
diff --git a/src/Composer/Installers/RedaxoInstaller.php b/src/Composer/Installers/RedaxoInstaller.php
deleted file mode 100644
index 26b3aa84..00000000
--- a/src/Composer/Installers/RedaxoInstaller.php
+++ /dev/null
@@ -1,12 +0,0 @@
-<?php
-
-namespace Composer\Installers;
-
-class RedaxoInstaller extends BaseInstaller
-{
-    /** @var array<string, string> */
-    protected $locations = array(
-        'addon'          => 'redaxo/include/addons/{$name}/',
-        'bestyle-plugin' => 'redaxo/include/addons/be_style/plugins/{$name}/'
-    );
-}
diff --git a/tests/Composer/Installers/Test/InstallerTest.php b/tests/Composer/Installers/Test/InstallerTest.php
index d87c6551..bbe87967 100644
--- a/tests/Composer/Installers/Test/InstallerTest.php
+++ b/tests/Composer/Installers/Test/InstallerTest.php
@@ -190,10 +190,6 @@ public function supportsProvider(): array
             array('quicksilver-script', true),
             array('quicksilver-module', true),
             array('radphp-bundle', true),
-            array('redaxo-addon', true),
-            array('redaxo-bestyle-plugin', true),
-            array('redaxo5-addon', true),
-            array('redaxo5-bestyle-plugin', true),
             array('reindex-theme', true),
             array('reindex-plugin', true),
             array('roundcube-plugin', true),
@@ -402,10 +398,6 @@ public function installPathProvider(): array
             array('processwire-module', 'site/modules/HelloWorld/', 'test/hello-world'),
             array('quicksilver-script', 'web/private/scripts/quicksilver/quicksilver-script', 'shama/quicksilver-script'),
             array('quicksilver-module', 'web/private/scripts/quicksilver/quicksilver-module', 'shama/quicksilver-module'),
-            array('redaxo-addon', 'redaxo/include/addons/my_plugin/', 'shama/my_plugin'),
-            array('redaxo-bestyle-plugin', 'redaxo/include/addons/be_style/plugins/my_plugin/', 'shama/my_plugin'),
-            array('redaxo5-addon', 'redaxo/src/addons/my_plugin/', 'shama/my_plugin'),
-            array('redaxo5-bestyle-plugin', 'redaxo/src/addons/be_style/plugins/my_plugin/', 'shama/my_plugin'),
             array('reindex-theme', 'themes/my_module/', 'author/my_module'),
             array('reindex-plugin', 'plugins/my_module/', 'author/my_module'),
             array('roundcube-plugin', 'plugins/base/', 'test/base'),