diff --git a/core/profiles/standard/config/install/block.block.stable_admin.yml b/core/profiles/standard/config/install/block.block.stable_admin.yml
new file mode 100644
index 0000000..07d4f7e
--- /dev/null
+++ b/core/profiles/standard/config/install/block.block.stable_admin.yml
@@ -0,0 +1,23 @@
+langcode: en
+status: true
+dependencies:
+  config:
+    - system.menu.admin
+  module:
+    - system
+  theme:
+    - stable
+id: stable_admin
+theme: stable
+region: sidebar_first
+weight: 10
+provider: null
+plugin: 'system_menu_block:admin'
+settings:
+  id: 'system_menu_block:admin'
+  label: Administration
+  provider: system
+  label_display: visible
+  level: 1
+  depth: 0
+visibility: {  }
diff --git a/core/profiles/standard/config/install/block.block.stable_branding.yml b/core/profiles/standard/config/install/block.block.stable_branding.yml
new file mode 100644
index 0000000..86620cd
--- /dev/null
+++ b/core/profiles/standard/config/install/block.block.stable_branding.yml
@@ -0,0 +1,22 @@
+langcode: en
+status: true
+dependencies:
+  module:
+    - system
+  theme:
+    - stable
+id: stable_branding
+theme: stable
+region: header
+weight: 0
+provider: null
+plugin: system_branding_block
+settings:
+  id: system_branding_block
+  label: 'Site branding'
+  provider: system
+  label_display: '0'
+  use_site_logo: true
+  use_site_name: true
+  use_site_slogan: true
+visibility: {  }
diff --git a/core/profiles/standard/config/install/block.block.stable_breadcrumbs.yml b/core/profiles/standard/config/install/block.block.stable_breadcrumbs.yml
new file mode 100644
index 0000000..0f3021f
--- /dev/null
+++ b/core/profiles/standard/config/install/block.block.stable_breadcrumbs.yml
@@ -0,0 +1,19 @@
+langcode: en
+status: true
+dependencies:
+  module:
+    - system
+  theme:
+    - stable
+id: stable_breadcrumbs
+theme: stable
+region: breadcrumb
+weight: 0
+provider: null
+plugin: system_breadcrumb_block
+settings:
+  id: system_breadcrumb_block
+  label: Breadcrumbs
+  provider: system
+  label_display: '0'
+visibility: {  }
diff --git a/core/profiles/standard/config/install/block.block.stable_content.yml b/core/profiles/standard/config/install/block.block.stable_content.yml
new file mode 100644
index 0000000..15b1114
--- /dev/null
+++ b/core/profiles/standard/config/install/block.block.stable_content.yml
@@ -0,0 +1,19 @@
+langcode: en
+status: true
+dependencies:
+  module:
+    - system
+  theme:
+    - stable
+id: stable_content
+theme: stable
+region: content
+weight: 0
+provider: null
+plugin: system_main_block
+settings:
+  id: system_main_block
+  label: 'Main page content'
+  provider: system
+  label_display: '0'
+visibility: {  }
diff --git a/core/profiles/standard/config/install/block.block.stable_help.yml b/core/profiles/standard/config/install/block.block.stable_help.yml
new file mode 100644
index 0000000..4cca7c6
--- /dev/null
+++ b/core/profiles/standard/config/install/block.block.stable_help.yml
@@ -0,0 +1,19 @@
+langcode: en
+status: true
+dependencies:
+  module:
+    - help
+  theme:
+    - stable
+id: stable_help
+theme: stable
+region: help
+weight: 0
+provider: null
+plugin: help_block
+settings:
+  id: help_block
+  label: Help
+  provider: help
+  label_display: '0'
+visibility: {  }
diff --git a/core/profiles/standard/config/install/block.block.stable_local_actions.yml b/core/profiles/standard/config/install/block.block.stable_local_actions.yml
new file mode 100644
index 0000000..48a1e3a
--- /dev/null
+++ b/core/profiles/standard/config/install/block.block.stable_local_actions.yml
@@ -0,0 +1,17 @@
+langcode: en
+status: true
+dependencies:
+  theme:
+    - stable
+id: stable_local_actions
+theme: stable
+region: content
+weight: -10
+provider: null
+plugin: local_actions_block
+settings:
+  id: local_actions_block
+  label: 'Primary admin actions'
+  provider: core
+  label_display: '0'
+visibility: {  }
diff --git a/core/profiles/standard/config/install/block.block.stable_local_tasks.yml b/core/profiles/standard/config/install/block.block.stable_local_tasks.yml
new file mode 100644
index 0000000..7689fc8
--- /dev/null
+++ b/core/profiles/standard/config/install/block.block.stable_local_tasks.yml
@@ -0,0 +1,19 @@
+langcode: en
+status: true
+dependencies:
+  theme:
+    - stable
+id: stable_local_tasks
+theme: stable
+region: content
+weight: -20
+provider: null
+plugin: local_tasks_block
+settings:
+  id: local_tasks_block
+  label: Tabs
+  provider: core
+  label_display: '0'
+  primary: true
+  secondary: true
+visibility: {  }
diff --git a/core/profiles/standard/config/install/block.block.stable_login.yml b/core/profiles/standard/config/install/block.block.stable_login.yml
new file mode 100644
index 0000000..8f84854
--- /dev/null
+++ b/core/profiles/standard/config/install/block.block.stable_login.yml
@@ -0,0 +1,19 @@
+langcode: en
+status: true
+dependencies:
+  module:
+    - user
+  theme:
+    - stable
+id: stable_login
+theme: stable
+region: sidebar_first
+weight: 20
+provider: null
+plugin: user_login_block
+settings:
+  id: user_login_block
+  label: 'User login'
+  provider: user
+  label_display: visible
+visibility: {  }
diff --git a/core/profiles/standard/config/install/block.block.stable_main_menu.yml b/core/profiles/standard/config/install/block.block.stable_main_menu.yml
new file mode 100644
index 0000000..3316a3f
--- /dev/null
+++ b/core/profiles/standard/config/install/block.block.stable_main_menu.yml
@@ -0,0 +1,23 @@
+langcode: en
+status: true
+dependencies:
+  config:
+    - system.menu.main
+  module:
+    - system
+  theme:
+    - stable
+id: stable_main_menu
+theme: stable
+region: primary_menu
+weight: 0
+provider: null
+plugin: 'system_menu_block:main'
+settings:
+  id: 'system_menu_block:main'
+  label: 'Main navigation'
+  provider: system
+  label_display: '0'
+  level: 1
+  depth: 1
+visibility: {  }
diff --git a/core/profiles/standard/config/install/block.block.stable_messages.yml b/core/profiles/standard/config/install/block.block.stable_messages.yml
new file mode 100644
index 0000000..7462cb5
--- /dev/null
+++ b/core/profiles/standard/config/install/block.block.stable_messages.yml
@@ -0,0 +1,19 @@
+langcode: en
+status: true
+dependencies:
+  module:
+    - system
+  theme:
+    - stable
+id: stable_messages
+theme: stable
+region: highlighted
+weight: 0
+provider: null
+plugin: system_messages_block
+settings:
+  id: system_messages_block
+  label: 'Status messages'
+  provider: system
+  label_display: '0'
+visibility: {  }
diff --git a/core/profiles/standard/config/install/block.block.stable_page_title.yml b/core/profiles/standard/config/install/block.block.stable_page_title.yml
new file mode 100644
index 0000000..b958b7c
--- /dev/null
+++ b/core/profiles/standard/config/install/block.block.stable_page_title.yml
@@ -0,0 +1,17 @@
+langcode: en
+status: true
+dependencies:
+  theme:
+    - stable
+id: stable_page_title
+theme: stable
+region: content
+weight: -30
+provider: null
+plugin: page_title_block
+settings:
+  id: page_title_block
+  label: 'Page title'
+  provider: core
+  label_display: '0'
+visibility: {  }
diff --git a/core/profiles/standard/config/install/block.block.stable_search.yml b/core/profiles/standard/config/install/block.block.stable_search.yml
new file mode 100644
index 0000000..58b718d
--- /dev/null
+++ b/core/profiles/standard/config/install/block.block.stable_search.yml
@@ -0,0 +1,19 @@
+langcode: en
+status: true
+dependencies:
+  module:
+    - search
+  theme:
+    - stable
+id: stable_search
+theme: stable
+region: sidebar_first
+weight: -10
+provider: null
+plugin: search_form_block
+settings:
+  id: search_form_block
+  label: Search
+  provider: search
+  label_display: visible
+visibility: {  }
diff --git a/core/profiles/standard/config/install/block.block.stable_tools.yml b/core/profiles/standard/config/install/block.block.stable_tools.yml
new file mode 100644
index 0000000..f1e5a2c
--- /dev/null
+++ b/core/profiles/standard/config/install/block.block.stable_tools.yml
@@ -0,0 +1,23 @@
+langcode: en
+status: true
+dependencies:
+  config:
+    - system.menu.tools
+  module:
+    - system
+  theme:
+    - stable
+id: stable_tools
+theme: stable
+region: sidebar_first
+weight: 0
+provider: null
+plugin: 'system_menu_block:tools'
+settings:
+  id: 'system_menu_block:tools'
+  label: Tools
+  provider: system
+  label_display: visible
+  level: 1
+  depth: 0
+visibility: {  }
diff --git a/core/themes/stark/logo.svg b/core/themes/stable/logo.svg
similarity index 100%
copy from core/themes/stark/logo.svg
copy to core/themes/stable/logo.svg
diff --git a/core/themes/stark/screenshot.png b/core/themes/stable/screenshot.png
similarity index 100%
copy from core/themes/stark/screenshot.png
copy to core/themes/stable/screenshot.png