diff --git a/bricktracker/app.py b/bricktracker/app.py
index 8938e95..a55a9f7 100644
--- a/bricktracker/app.py
+++ b/bricktracker/app.py
@@ -12,7 +12,13 @@ from bricktracker.navbar import Navbar
 from bricktracker.sql import close
 from bricktracker.version import __version__
 from bricktracker.views.add import add_page
-from bricktracker.views.admin import admin_page
+from bricktracker.views.admin.admin import admin_page
+from bricktracker.views.admin.checkbox import admin_checkbox_page
+from bricktracker.views.admin.database import admin_database_page
+from bricktracker.views.admin.image import admin_image_page
+from bricktracker.views.admin.instructions import admin_instructions_page
+from bricktracker.views.admin.retired import admin_retired_page
+from bricktracker.views.admin.theme import admin_theme_page
 from bricktracker.views.error import error_404
 from bricktracker.views.index import index_page
 from bricktracker.views.instructions import instructions_page
@@ -60,9 +66,8 @@ def setup_app(app: Flask) -> None:
     # Register errors
     app.register_error_handler(404, error_404)
 
-    # Register routes
+    # Register app routes
     app.register_blueprint(add_page)
-    app.register_blueprint(admin_page)
     app.register_blueprint(index_page)
     app.register_blueprint(instructions_page)
     app.register_blueprint(login_page)
@@ -71,6 +76,15 @@ def setup_app(app: Flask) -> None:
     app.register_blueprint(set_page)
     app.register_blueprint(wish_page)
 
+    # Register admin routes
+    app.register_blueprint(admin_page)
+    app.register_blueprint(admin_checkbox_page)
+    app.register_blueprint(admin_database_page)
+    app.register_blueprint(admin_image_page)
+    app.register_blueprint(admin_instructions_page)
+    app.register_blueprint(admin_retired_page)
+    app.register_blueprint(admin_theme_page)
+
     # An helper to make global variables available to the
     # request
     @app.before_request
diff --git a/bricktracker/reload.py b/bricktracker/reload.py
new file mode 100644
index 0000000..20ddad2
--- /dev/null
+++ b/bricktracker/reload.py
@@ -0,0 +1,19 @@
+from .instructions_list import BrickInstructionsList
+from .retired_list import BrickRetiredList
+from .theme_list import BrickThemeList
+
+
+# Reload everything related to a database after an operation
+def reload() -> None:
+    # Failsafe
+    try:
+        # Reload the instructions
+        BrickInstructionsList(force=True)
+
+        # Reload retired sets
+        BrickRetiredList(force=True)
+
+        # Reload themes
+        BrickThemeList(force=True)
+    except Exception:
+        pass
diff --git a/bricktracker/views/admin.py b/bricktracker/views/admin.py
deleted file mode 100644
index a5eba0d..0000000
--- a/bricktracker/views/admin.py
+++ /dev/null
@@ -1,334 +0,0 @@
-from datetime import datetime
-import logging
-import os
-
-from flask import (
-    Blueprint,
-    current_app,
-    g,
-    redirect,
-    request,
-    render_template,
-    send_file,
-    url_for,
-)
-from flask_login import login_required
-from werkzeug.wrappers.response import Response
-
-from ..configuration_list import BrickConfigurationList
-from .exceptions import exception_handler
-from ..instructions_list import BrickInstructionsList
-from ..minifigure import BrickMinifigure
-from ..part import BrickPart
-from ..rebrickable_image import RebrickableImage
-from ..retired_list import BrickRetiredList
-from ..set import BrickSet
-from ..sql_counter import BrickCounter
-from ..sql_migration_list import BrickSQLMigrationList
-from ..sql import BrickSQL
-from ..theme_list import BrickThemeList
-from .upload import upload_helper
-
-logger = logging.getLogger(__name__)
-
-admin_page = Blueprint('admin', __name__, url_prefix='/admin')
-
-
-# Admin
-@admin_page.route('/', methods=['GET'])
-@login_required
-@exception_handler(__file__)
-def admin() -> str:
-    database_counters: list[BrickCounter] = []
-    database_exception: Exception | None = None
-    database_upgrade_needed: bool = False
-    database_version: int = -1
-    nil_minifigure_name: str = ''
-    nil_minifigure_url: str = ''
-    nil_part_name: str = ''
-    nil_part_url: str = ''
-
-    # This view needs to be protected against SQL errors
-    try:
-        database = BrickSQL(failsafe=True)
-        database_upgrade_needed = database.upgrade_needed()
-        database_version = database.version
-
-        if not database_upgrade_needed:
-            database_counters = BrickSQL().count_records()
-    except Exception as e:
-        database_exception = e
-
-        # Warning
-        logger.warning('A database exception occured while loading the admin page: {exception}'.format(  # noqa: E501
-            exception=str(e),
-        ))
-
-    nil_minifigure_name = RebrickableImage.nil_minifigure_name()
-    nil_minifigure_url = RebrickableImage.static_url(
-        nil_minifigure_name,
-        'MINIFIGURES_FOLDER'
-    )
-
-    nil_part_name = RebrickableImage.nil_name()
-    nil_part_url = RebrickableImage.static_url(
-        nil_part_name,
-        'PARTS_FOLDER'
-    )
-
-    open_image = request.args.get('open_image', None)
-    open_instructions = request.args.get('open_instructions', None)
-    open_logout = request.args.get('open_logout', None)
-    open_retired = request.args.get('open_retired', None)
-    open_theme = request.args.get('open_theme', None)
-
-    open_database = (
-        open_image is None and
-        open_instructions is None and
-        open_logout is None and
-        open_retired is None and
-        open_theme is None
-    )
-
-    return render_template(
-        'admin.html',
-        configuration=BrickConfigurationList.list(),
-        database_counters=database_counters,
-        database_error=request.args.get('error'),
-        database_exception=database_exception,
-        database_upgrade_needed=database_upgrade_needed,
-        database_version=database_version,
-        instructions=BrickInstructionsList(),
-        nil_minifigure_name=nil_minifigure_name,
-        nil_minifigure_url=nil_minifigure_url,
-        nil_part_name=nil_part_name,
-        nil_part_url=nil_part_url,
-        open_database=open_database,
-        open_image=open_image,
-        open_instructions=open_instructions,
-        open_logout=open_logout,
-        open_retired=open_retired,
-        open_theme=open_theme,
-        retired=BrickRetiredList(),
-        theme=BrickThemeList(),
-    )
-
-
-# Delete the database
-@admin_page.route('/delete-database', methods=['GET'])
-@login_required
-@exception_handler(__file__)
-def delete_database() -> str:
-    return render_template(
-        'admin.html',
-        delete_database=True,
-        error=request.args.get('error')
-    )
-
-
-# Actually delete the database
-@admin_page.route('/delete-database', methods=['POST'])
-@login_required
-@exception_handler(__file__, post_redirect='admin.delete_database')
-def do_delete_database() -> Response:
-    BrickSQL.delete()
-
-    # Reload the instructions
-    BrickInstructionsList(force=True)
-
-    return redirect(url_for('admin.admin'))
-
-
-# Download the database
-@admin_page.route('/download-database', methods=['GET'])
-@login_required
-@exception_handler(__file__)
-def download_database() -> Response:
-    # Create a file name with a timestamp embedded
-    name, extension = os.path.splitext(
-        os.path.basename(current_app.config['DATABASE_PATH'])
-    )
-
-    # Info
-    logger.info('The database has been downloaded')
-
-    return send_file(
-        current_app.config['DATABASE_PATH'],
-        as_attachment=True,
-        download_name='{name}-v{version}-{timestamp}{extension}'.format(
-            name=name,
-            version=BrickSQL(failsafe=True).version,
-            timestamp=datetime.now().astimezone(g.timezone).strftime(
-                current_app.config['DATABASE_TIMESTAMP_FORMAT']
-            ),
-            extension=extension
-        )
-    )
-
-
-# Drop the database
-@admin_page.route('/drop-database', methods=['GET'])
-@login_required
-@exception_handler(__file__)
-def drop_database() -> str:
-    return render_template(
-        'admin.html',
-        drop_database=True,
-        error=request.args.get('error')
-    )
-
-
-# Actually drop the database
-@admin_page.route('/drop-database', methods=['POST'])
-@login_required
-@exception_handler(__file__, post_redirect='admin.drop_database')
-def do_drop_database() -> Response:
-    BrickSQL.drop()
-
-    # Reload the instructions
-    BrickInstructionsList(force=True)
-
-    return redirect(url_for('admin.admin'))
-
-
-# Actually upgrade the database
-@admin_page.route('/upgrade-database', methods=['POST'])
-@login_required
-@exception_handler(__file__, post_redirect='admin.upgrade_database')
-def do_upgrade_database() -> Response:
-    BrickSQL(failsafe=True).upgrade()
-
-    return redirect(url_for('admin.admin'))
-
-
-# Import a database
-@admin_page.route('/import-database', methods=['GET'])
-@login_required
-@exception_handler(__file__)
-def import_database() -> str:
-    return render_template(
-        'admin.html',
-        import_database=True,
-        error=request.args.get('error')
-    )
-
-
-# Actually import a database
-@admin_page.route('/import-database', methods=['POST'])
-@login_required
-@exception_handler(__file__, post_redirect='admin.import_database')
-def do_import_database() -> Response:
-    file = upload_helper(
-        'database',
-        'admin.import_database',
-        extensions=['.db'],
-    )
-
-    if isinstance(file, Response):
-        return file
-
-    BrickSQL.upload(file)
-
-    # Reload the instructions
-    BrickInstructionsList(force=True)
-
-    return redirect(url_for('admin.admin'))
-
-
-# Refresh the instructions cache
-@admin_page.route('/refresh-instructions', methods=['GET'])
-@login_required
-@exception_handler(__file__)
-def refresh_instructions() -> Response:
-    BrickInstructionsList(force=True)
-
-    return redirect(url_for('admin.admin', open_instructions=True))
-
-
-# Refresh the retired sets cache
-@admin_page.route('/refresh-retired', methods=['GET'])
-@login_required
-@exception_handler(__file__)
-def refresh_retired() -> Response:
-    BrickRetiredList(force=True)
-
-    return redirect(url_for('admin.admin', open_retired=True))
-
-
-# Refresh the themes cache
-@admin_page.route('/refresh-themes', methods=['GET'])
-@login_required
-@exception_handler(__file__)
-def refresh_themes() -> Response:
-    BrickThemeList(force=True)
-
-    return redirect(url_for('admin.admin', open_theme=True))
-
-
-# Update the default images
-@admin_page.route('/update-image', methods=['GET'])
-@login_required
-@exception_handler(__file__)
-def update_image() -> Response:
-    # Abusing the object to create a 'nil' minifigure
-    RebrickableImage(
-        BrickSet(),
-        minifigure=BrickMinifigure(record={
-            'set_img_url': None,
-        })
-    ).download()
-
-    # Abusing the object to create a 'nil' part
-    RebrickableImage(
-        BrickSet(),
-        part=BrickPart(record={
-            'part_img_url': None,
-            'part_img_url_id': None
-        })
-    ).download()
-
-    return redirect(url_for('admin.admin', open_image=True))
-
-
-# Update the themes file
-@admin_page.route('/update-retired', methods=['GET'])
-@login_required
-@exception_handler(__file__)
-def update_retired() -> Response:
-    BrickRetiredList().update()
-
-    BrickRetiredList(force=True)
-
-    return redirect(url_for('admin.admin', open_retired=True))
-
-
-# Update the themes file
-@admin_page.route('/update-themes', methods=['GET'])
-@login_required
-@exception_handler(__file__)
-def update_themes() -> Response:
-    BrickThemeList().update()
-
-    BrickThemeList(force=True)
-
-    return redirect(url_for('admin.admin', open_theme=True))
-
-
-# Upgrade the database
-@admin_page.route('/upgrade-database', methods=['GET'])
-@login_required
-@exception_handler(__file__, post_redirect='admin.admin')
-def upgrade_database() -> str | Response:
-    database = BrickSQL(failsafe=True)
-
-    if not database.upgrade_needed():
-        return redirect(url_for('admin.admin'))
-
-    return render_template(
-        'admin.html',
-        upgrade_database=True,
-        migrations=BrickSQLMigrationList().pending(
-            database.version
-        ),
-        error=request.args.get('error')
-    )
diff --git a/bricktracker/views/admin/__init__.py b/bricktracker/views/admin/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/bricktracker/views/admin/admin.py b/bricktracker/views/admin/admin.py
new file mode 100644
index 0000000..847e42a
--- /dev/null
+++ b/bricktracker/views/admin/admin.py
@@ -0,0 +1,104 @@
+import logging
+
+from flask import Blueprint, request, render_template
+from flask_login import login_required
+
+from ...configuration_list import BrickConfigurationList
+from ..exceptions import exception_handler
+from ...instructions_list import BrickInstructionsList
+from ...rebrickable_image import RebrickableImage
+from ...retired_list import BrickRetiredList
+from ...set_checkbox import BrickSetCheckbox
+from ...set_checkbox_list import BrickSetCheckboxList
+from ...sql_counter import BrickCounter
+from ...sql import BrickSQL
+from ...theme_list import BrickThemeList
+
+logger = logging.getLogger(__name__)
+
+admin_page = Blueprint('admin', __name__, url_prefix='/admin')
+
+
+# Admin
+@admin_page.route('/', methods=['GET'])
+@login_required
+@exception_handler(__file__)
+def admin() -> str:
+    brickset_checkboxes: list[BrickSetCheckbox] = []
+    database_counters: list[BrickCounter] = []
+    database_exception: Exception | None = None
+    database_upgrade_needed: bool = False
+    database_version: int = -1
+    nil_minifigure_name: str = ''
+    nil_minifigure_url: str = ''
+    nil_part_name: str = ''
+    nil_part_url: str = ''
+
+    # This view needs to be protected against SQL errors
+    try:
+        database = BrickSQL(failsafe=True)
+        database_upgrade_needed = database.upgrade_needed()
+        database_version = database.version
+        database_counters = BrickSQL().count_records()
+
+        brickset_checkboxes = BrickSetCheckboxList().list(all=True)
+    except Exception as e:
+        database_exception = e
+
+        # Warning
+        logger.warning('A database exception occured while loading the admin page: {exception}'.format(  # noqa: E501
+            exception=str(e),
+        ))
+
+    nil_minifigure_name = RebrickableImage.nil_minifigure_name()
+    nil_minifigure_url = RebrickableImage.static_url(
+        nil_minifigure_name,
+        'MINIFIGURES_FOLDER'
+    )
+
+    nil_part_name = RebrickableImage.nil_name()
+    nil_part_url = RebrickableImage.static_url(
+        nil_part_name,
+        'PARTS_FOLDER'
+    )
+
+    open_checkbox = request.args.get('open_checkbox', None)
+    open_image = request.args.get('open_image', None)
+    open_instructions = request.args.get('open_instructions', None)
+    open_logout = request.args.get('open_logout', None)
+    open_retired = request.args.get('open_retired', None)
+    open_theme = request.args.get('open_theme', None)
+
+    open_database = (
+        open_checkbox is None and
+        open_image is None and
+        open_instructions is None and
+        open_logout is None and
+        open_retired is None and
+        open_theme is None
+    )
+
+    return render_template(
+        'admin.html',
+        configuration=BrickConfigurationList.list(),
+        brickset_checkboxes=brickset_checkboxes,
+        database_counters=database_counters,
+        database_error=request.args.get('error'),
+        database_exception=database_exception,
+        database_upgrade_needed=database_upgrade_needed,
+        database_version=database_version,
+        instructions=BrickInstructionsList(),
+        nil_minifigure_name=nil_minifigure_name,
+        nil_minifigure_url=nil_minifigure_url,
+        nil_part_name=nil_part_name,
+        nil_part_url=nil_part_url,
+        open_checkbox=open_checkbox,
+        open_database=open_database,
+        open_image=open_image,
+        open_instructions=open_instructions,
+        open_logout=open_logout,
+        open_retired=open_retired,
+        open_theme=open_theme,
+        retired=BrickRetiredList(),
+        theme=BrickThemeList(),
+    )
diff --git a/bricktracker/views/admin/database.py b/bricktracker/views/admin/database.py
new file mode 100644
index 0000000..bd0f213
--- /dev/null
+++ b/bricktracker/views/admin/database.py
@@ -0,0 +1,170 @@
+from datetime import datetime
+import logging
+import os
+
+from flask import (
+    Blueprint,
+    current_app,
+    g,
+    redirect,
+    request,
+    render_template,
+    send_file,
+    url_for,
+)
+from flask_login import login_required
+from werkzeug.wrappers.response import Response
+
+from ..exceptions import exception_handler
+from ...reload import reload
+from ...sql_migration_list import BrickSQLMigrationList
+from ...sql import BrickSQL
+from ..upload import upload_helper
+
+logger = logging.getLogger(__name__)
+
+admin_database_page = Blueprint(
+    'admin_database',
+    __name__,
+    url_prefix='/admin/database'
+)
+
+
+# Delete the database
+@admin_database_page.route('/delete', methods=['GET'])
+@login_required
+@exception_handler(__file__)
+def delete() -> str:
+    return render_template(
+        'admin.html',
+        delete_database=True,
+        error=request.args.get('error')
+    )
+
+
+# Actually delete the database
+@admin_database_page.route('/delete', methods=['POST'])
+@login_required
+@exception_handler(__file__, post_redirect='admin_database.delete')
+def do_delete() -> Response:
+    BrickSQL.delete()
+
+    reload()
+
+    return redirect(url_for('admin.admin'))
+
+
+# Download the database
+@admin_database_page.route('/download', methods=['GET'])
+@login_required
+@exception_handler(__file__)
+def download() -> Response:
+    # Create a file name with a timestamp embedded
+    name, extension = os.path.splitext(
+        os.path.basename(current_app.config['DATABASE_PATH'])
+    )
+
+    # Info
+    logger.info('The database has been downloaded')
+
+    return send_file(
+        current_app.config['DATABASE_PATH'],
+        as_attachment=True,
+        download_name='{name}-v{version}-{timestamp}{extension}'.format(
+            name=name,
+            version=BrickSQL(failsafe=True).version,
+            timestamp=datetime.now().astimezone(g.timezone).strftime(
+                current_app.config['DATABASE_TIMESTAMP_FORMAT']
+            ),
+            extension=extension
+        )
+    )
+
+
+# Drop the database
+@admin_database_page.route('/drop', methods=['GET'])
+@login_required
+@exception_handler(__file__)
+def drop() -> str:
+    return render_template(
+        'admin.html',
+        drop_database=True,
+        error=request.args.get('error')
+    )
+
+
+# Actually drop the database
+@admin_database_page.route('/drop', methods=['POST'])
+@login_required
+@exception_handler(__file__, post_redirect='admin_database.drop')
+def do_drop() -> Response:
+    BrickSQL.drop()
+
+    reload()
+
+    return redirect(url_for('admin.admin'))
+
+
+# Actually upgrade the database
+@admin_database_page.route('/upgrade', methods=['POST'])
+@login_required
+@exception_handler(__file__, post_redirect='admin_database.upgrade')
+def do_upgrade() -> Response:
+    BrickSQL(failsafe=True).upgrade()
+
+    reload()
+
+    return redirect(url_for('admin.admin'))
+
+
+# Import a database
+@admin_database_page.route('/import', methods=['GET'])
+@login_required
+@exception_handler(__file__)
+def upload() -> str:
+    return render_template(
+        'admin.html',
+        import_database=True,
+        error=request.args.get('error')
+    )
+
+
+# Actually import a database
+@admin_database_page.route('/import', methods=['POST'])
+@login_required
+@exception_handler(__file__, post_redirect='admin_database.upload')
+def do_upload() -> Response:
+    file = upload_helper(
+        'database',
+        'admin_database.upload',
+        extensions=['.db'],
+    )
+
+    if isinstance(file, Response):
+        return file
+
+    BrickSQL.upload(file)
+
+    reload()
+
+    return redirect(url_for('admin.admin'))
+
+
+# Upgrade the database
+@admin_database_page.route('/upgrade', methods=['GET'])
+@login_required
+@exception_handler(__file__, post_redirect='admin.admin')
+def upgrade() -> str | Response:
+    database = BrickSQL(failsafe=True)
+
+    if not database.upgrade_needed():
+        return redirect(url_for('admin.admin'))
+
+    return render_template(
+        'admin.html',
+        upgrade_database=True,
+        migrations=BrickSQLMigrationList().pending(
+            database.version
+        ),
+        error=request.args.get('error')
+    )
diff --git a/bricktracker/views/admin/image.py b/bricktracker/views/admin/image.py
new file mode 100644
index 0000000..30dce28
--- /dev/null
+++ b/bricktracker/views/admin/image.py
@@ -0,0 +1,44 @@
+import logging
+
+from flask import Blueprint, redirect, url_for
+from flask_login import login_required
+from werkzeug.wrappers.response import Response
+
+from ..exceptions import exception_handler
+from ...minifigure import BrickMinifigure
+from ...part import BrickPart
+from ...rebrickable_image import RebrickableImage
+from ...set import BrickSet
+
+logger = logging.getLogger(__name__)
+
+admin_image_page = Blueprint(
+    'admin_image',
+    __name__,
+    url_prefix='/admin/image'
+)
+
+
+# Update the default images
+@admin_image_page.route('/update', methods=['GET'])
+@login_required
+@exception_handler(__file__)
+def update() -> Response:
+    # Abusing the object to create a 'nil' minifigure
+    RebrickableImage(
+        BrickSet(),
+        minifigure=BrickMinifigure(record={
+            'set_img_url': None,
+        })
+    ).download()
+
+    # Abusing the object to create a 'nil' part
+    RebrickableImage(
+        BrickSet(),
+        part=BrickPart(record={
+            'part_img_url': None,
+            'part_img_url_id': None
+        })
+    ).download()
+
+    return redirect(url_for('admin.admin', open_image=True))
diff --git a/bricktracker/views/admin/instructions.py b/bricktracker/views/admin/instructions.py
new file mode 100644
index 0000000..354782d
--- /dev/null
+++ b/bricktracker/views/admin/instructions.py
@@ -0,0 +1,26 @@
+import logging
+
+from flask import Blueprint, redirect, url_for
+from flask_login import login_required
+from werkzeug.wrappers.response import Response
+
+from ..exceptions import exception_handler
+from ...instructions_list import BrickInstructionsList
+
+logger = logging.getLogger(__name__)
+
+admin_instructions_page = Blueprint(
+    'admin_instructions',
+    __name__,
+    url_prefix='/admin/instructions'
+)
+
+
+# Refresh the instructions cache
+@admin_instructions_page.route('/refresh', methods=['GET'])
+@login_required
+@exception_handler(__file__)
+def refresh() -> Response:
+    BrickInstructionsList(force=True)
+
+    return redirect(url_for('admin.admin', open_instructions=True))
diff --git a/bricktracker/views/admin/retired.py b/bricktracker/views/admin/retired.py
new file mode 100644
index 0000000..c3aa2f2
--- /dev/null
+++ b/bricktracker/views/admin/retired.py
@@ -0,0 +1,38 @@
+import logging
+
+from flask import Blueprint, redirect, url_for
+from flask_login import login_required
+from werkzeug.wrappers.response import Response
+
+from ..exceptions import exception_handler
+from ...retired_list import BrickRetiredList
+
+logger = logging.getLogger(__name__)
+
+admin_retired_page = Blueprint(
+    'admin_retired',
+    __name__,
+    url_prefix='/admin/retired'
+)
+
+
+# Refresh the retired sets cache
+@admin_retired_page.route('/refresh', methods=['GET'])
+@login_required
+@exception_handler(__file__)
+def refresh() -> Response:
+    BrickRetiredList(force=True)
+
+    return redirect(url_for('admin.admin', open_retired=True))
+
+
+# Update the retired sets
+@admin_retired_page.route('/update', methods=['GET'])
+@login_required
+@exception_handler(__file__)
+def update() -> Response:
+    BrickRetiredList().update()
+
+    BrickRetiredList(force=True)
+
+    return redirect(url_for('admin.admin', open_retired=True))
diff --git a/bricktracker/views/admin/theme.py b/bricktracker/views/admin/theme.py
new file mode 100644
index 0000000..d5f15bb
--- /dev/null
+++ b/bricktracker/views/admin/theme.py
@@ -0,0 +1,38 @@
+import logging
+
+from flask import Blueprint, redirect, url_for
+from flask_login import login_required
+from werkzeug.wrappers.response import Response
+
+from ..exceptions import exception_handler
+from ...theme_list import BrickThemeList
+
+logger = logging.getLogger(__name__)
+
+admin_theme_page = Blueprint(
+    'admin_theme',
+    __name__,
+    url_prefix='/admin/theme'
+)
+
+
+# Refresh the themes cache
+@admin_theme_page.route('/refresh', methods=['GET'])
+@login_required
+@exception_handler(__file__)
+def refresh() -> Response:
+    BrickThemeList(force=True)
+
+    return redirect(url_for('admin.admin', open_theme=True))
+
+
+# Update the themes file
+@admin_theme_page.route('/update', methods=['GET'])
+@login_required
+@exception_handler(__file__)
+def update() -> Response:
+    BrickThemeList().update()
+
+    BrickThemeList(force=True)
+
+    return redirect(url_for('admin.admin', open_theme=True))
diff --git a/templates/admin/database.html b/templates/admin/database.html
index b52ebab..36d2b0d 100644
--- a/templates/admin/database.html
+++ b/templates/admin/database.html
@@ -9,13 +9,13 @@
     <p>Your database needs to be upgraded.</p>
     <hr>
     <div class="text-end">
-      <a href="{{ url_for('admin.upgrade_database') }}" class="btn btn-warning" role="button"><i class="ri-arrow-up-double-line"></i> Upgrade the database</a>
+      <a href="{{ url_for('admin_database.upgrade') }}" class="btn btn-warning" role="button"><i class="ri-arrow-up-double-line"></i> Upgrade the database</a>
     </div>
   </div>
 {% endif %}
 <p>The database file is: <code>{{ config['DATABASE_PATH'] }}</code> at version <span class="badge rounded-pill text-bg-light border fw-normal"><i class="ri-hashtag"></i>{{ database_version }}</span></p>
 <p>
-  <a href="{{ url_for('admin.download_database') }}" class="btn btn-primary" role="button"><i class="ri-download-line"></i> Download the database file</a>
+  <a href="{{ url_for('admin_database.download') }}" class="btn btn-primary" role="button"><i class="ri-download-line"></i> Download the database file</a>
 </p>
 {% if database_counters %}
   <h5 class="border-bottom">Records</h5>
@@ -37,7 +37,7 @@
 
 {{ accordion.header('Database danger zone', 'database-danger', 'admin', danger=true, class='text-end') }}
 {% if error %}<div class="alert alert-danger text-start" role="alert"><strong>Error:</strong> {{ error }}.</div>{% endif %}
-<a href="{{ url_for('admin.import_database') }}" class="btn btn-warning" role="button"><i class="ri-upload-line"></i> Import a database file</a>
-<a href="{{ url_for('admin.drop_database') }}" class="btn btn-danger" role="button"><i class="ri-close-line"></i> Drop the database</a>
-<a href="{{ url_for('admin.delete_database') }}" class="btn btn-danger" role="button"><i class="ri-delete-bin-2-line"></i> Delete the database file</a>
+<a href="{{ url_for('admin_database.upload') }}" class="btn btn-warning" role="button"><i class="ri-upload-line"></i> Import a database file</a>
+<a href="{{ url_for('admin_database.drop') }}" class="btn btn-danger" role="button"><i class="ri-close-line"></i> Drop the database</a>
+<a href="{{ url_for('admin_database.delete') }}" class="btn btn-danger" role="button"><i class="ri-delete-bin-2-line"></i> Delete the database file</a>
 {{ accordion.footer() }}
diff --git a/templates/admin/database/delete.html b/templates/admin/database/delete.html
index 675e39d..9a2d286 100644
--- a/templates/admin/database/delete.html
+++ b/templates/admin/database/delete.html
@@ -1,7 +1,7 @@
 {% import 'macro/accordion.html' as accordion %}
 
 {{ accordion.header('Database danger zone', 'database-danger', 'admin', expanded=true, danger=true, class='text-end') }}
-<form action="{{ url_for('admin.do_delete_database') }}" method="post">
+<form action="{{ url_for('admin_database.do_delete') }}" method="post">
   {% if error %}<div class="alert alert-danger text-start" role="alert"><strong>Error:</strong> {{ error }}.</div>{% endif %}
   <div class="alert alert-danger text-center" role="alert">You are about to <strong>delete the database file</strong>. This action is irreversible.</div>
   <a class="btn btn-danger" href="{{ url_for('admin.admin') }}" role="button"><i class="ri-arrow-left-long-line"></i> Back to the admin</a>
diff --git a/templates/admin/database/drop.html b/templates/admin/database/drop.html
index 059ea62..e0f5b2e 100644
--- a/templates/admin/database/drop.html
+++ b/templates/admin/database/drop.html
@@ -1,7 +1,7 @@
 {% import 'macro/accordion.html' as accordion %}
 
 {{ accordion.header('Database danger zone', 'database-danger', 'admin', expanded=true, danger=true, class='text-end') }}
-<form action="{{ url_for('admin.do_drop_database') }}" method="post">
+<form action="{{ url_for('admin_database.do_drop') }}" method="post">
   {% if error %}<div class="alert alert-danger text-start" role="alert"><strong>Error:</strong> {{ error }}.</div>{% endif %}
   <div class="alert alert-danger text-center" role="alert">You are about to <strong>drop all the tables from the database</strong>. This action is irreversible.</div>
   <a class="btn btn-danger" href="{{ url_for('admin.admin') }}" role="button"><i class="ri-arrow-left-long-line"></i> Back to the admin</a>
diff --git a/templates/admin/database/import.html b/templates/admin/database/import.html
index cd0fa2a..f7a7763 100644
--- a/templates/admin/database/import.html
+++ b/templates/admin/database/import.html
@@ -1,7 +1,7 @@
 {% import 'macro/accordion.html' as accordion %}
 
 {{ accordion.header('Database danger zone', 'database-danger', 'admin', expanded=true, danger=true) }}
-<form action="{{ url_for('admin.do_import_database') }}" method="post" enctype="multipart/form-data">
+<form action="{{ url_for('admin_database.do_upload') }}" method="post" enctype="multipart/form-data">
   {% if error %}<div class="alert alert-danger text-start" role="alert"><strong>Error:</strong> {{ error }}.</div>{% endif %}
   <div class="alert alert-warning text-center" role="alert">You are about to <strong>import a database file</strong>. This will replace the <strong>whole content</strong> of the database. This action is irreversible.</div>
   <div class="mb-3">
diff --git a/templates/admin/database/upgrade.html b/templates/admin/database/upgrade.html
index 763f73d..2739c79 100644
--- a/templates/admin/database/upgrade.html
+++ b/templates/admin/database/upgrade.html
@@ -1,7 +1,7 @@
 {% import 'macro/accordion.html' as accordion %}
 
 {{ accordion.header('Database', 'database', 'admin', expanded=true, icon='database-2-line') }}
-<form action="{{ url_for('admin.do_upgrade_database') }}" method="post">
+<form action="{{ url_for('admin_database.do_upgrade') }}" method="post">
   {% if error %}<div class="alert alert-danger text-start" role="alert"><strong>Error:</strong> {{ error }}.</div>{% endif %}
   <div class="alert alert-warning text-center" role="alert">
     You are about to <strong>upgrade your database file</strong>. This action is irreversible.<br>
@@ -22,7 +22,7 @@
   </ul>
   <div class="text-end">
     <a class="btn btn-danger" href="{{ url_for('admin.admin') }}" role="button"><i class="ri-arrow-left-long-line"></i> Back to the admin</a>
-    <a href="{{ url_for('admin.download_database') }}" class="btn btn-primary" role="button"><i class="ri-download-line"></i> Download the database file</a>
+    <a href="{{ url_for('admin_database.download') }}" class="btn btn-primary" role="button"><i class="ri-download-line"></i> Download the database file</a>
     <button type="submit" class="btn btn-warning"><i class="ri-arrow-up-double-line"></i> Upgrade the database</button>
   </div>
 </form>
diff --git a/templates/admin/image.html b/templates/admin/image.html
index 8b5d535..e4f040a 100644
--- a/templates/admin/image.html
+++ b/templates/admin/image.html
@@ -9,6 +9,6 @@
   <img class="table-img border mx-1" src="{{ nil_part_url }}" alt="{{ nil_part_name }}">
 </div>
 <p>
-  <a href="{{ url_for('admin.update_image') }}" class="btn btn-primary" role="button"><i class="ri-download-line"></i> Update the images</a>
+  <a href="{{ url_for('admin_image.update') }}" class="btn btn-primary" role="button"><i class="ri-download-line"></i> Update the images</a>
 </p>
 {{ accordion.footer() }}
diff --git a/templates/admin/instructions.html b/templates/admin/instructions.html
index 04298cf..99fbe5e 100644
--- a/templates/admin/instructions.html
+++ b/templates/admin/instructions.html
@@ -27,6 +27,6 @@
 </p>
 <h5 class="border-bottom">Refresh</h5>
 <p>
-  <a href="{{ url_for('admin.refresh_instructions') }}" class="btn btn-primary" role="button"><i class="ri-refresh-line"></i> Refresh the instructions cache</a>
+  <a href="{{ url_for('admin_instructions.refresh') }}" class="btn btn-primary" role="button"><i class="ri-refresh-line"></i> Refresh the instructions cache</a>
 </p>
 {{ accordion.footer() }}
diff --git a/templates/admin/retired.html b/templates/admin/retired.html
index 4d8762a..cced0d1 100644
--- a/templates/admin/retired.html
+++ b/templates/admin/retired.html
@@ -20,7 +20,7 @@
 </p>
 <h5 class="border-bottom">Refresh</h5>
 <p>
-  <a href="{{ url_for('admin.refresh_retired') }}" class="btn btn-primary" role="button"><i class="ri-refresh-line"></i> Refresh the retired sets cache</a>
-  <a href="{{ url_for('admin.update_retired') }}" class="btn btn-primary" role="button"><i class="ri-download-line"></i> Update the retired sets file</a>
+  <a href="{{ url_for('admin_retired.refresh') }}" class="btn btn-primary" role="button"><i class="ri-refresh-line"></i> Refresh the retired sets cache</a>
+  <a href="{{ url_for('admin_retired.update') }}" class="btn btn-primary" role="button"><i class="ri-download-line"></i> Update the retired sets file</a>
 </p>
 {{ accordion.footer() }}
diff --git a/templates/admin/theme.html b/templates/admin/theme.html
index f64e5b7..0105fdc 100644
--- a/templates/admin/theme.html
+++ b/templates/admin/theme.html
@@ -20,7 +20,7 @@
 </p>
 <h5 class="border-bottom">Refresh</h5>
 <p>
-  <a href="{{ url_for('admin.refresh_themes') }}" class="btn btn-primary" role="button"><i class="ri-refresh-line"></i> Refresh the themes cache</a>
-  <a href="{{ url_for('admin.update_themes') }}" class="btn btn-primary" role="button"><i class="ri-download-line"></i> Update the themes file</a>
+  <a href="{{ url_for('admin_theme.refresh') }}" class="btn btn-primary" role="button"><i class="ri-refresh-line"></i> Refresh the themes cache</a>
+  <a href="{{ url_for('admin_theme.update') }}" class="btn btn-primary" role="button"><i class="ri-download-line"></i> Update the themes file</a>
 </p>
 {{ accordion.footer() }}