44 functions implement hook_theme_suggestions_HOOK()
Note: the procedural functions in this list are found by pattern matching, so the list may include some functions that are not actually implementations of this hook.
- bartik_theme_suggestions_form_alter in core/
themes/ bartik/ bartik.theme  - Implements hook_theme_suggestions_HOOK_alter() for form templates.
 - block_theme_suggestions_block in core/
modules/ block/ block.module  - Implements hook_theme_suggestions_HOOK().
 - claro_theme_suggestions_details_alter in core/
themes/ claro/ claro.theme  - Implements hook_theme_suggestions_HOOK_alter() for details.
 - claro_theme_suggestions_form_element_alter in core/
themes/ claro/ claro.theme  - Implements hook_theme_suggestions_HOOK_alter() for form_element.
 - claro_theme_suggestions_maintenance_page_alter in core/
themes/ claro/ claro.theme  - Implements hook_theme_suggestions_maintenance_page_alter().
 - forum_theme_suggestions_forums in core/
modules/ forum/ forum.module  - Implements hook_theme_suggestions_HOOK().
 - layout_builder_theme_suggestions_field_alter in core/
modules/ layout_builder/ layout_builder.module  - Implements hook_theme_suggestions_HOOK_alter().
 - layout_builder_theme_suggestions_test_preprocess_item_list__layouts in core/
modules/ layout_builder/ tests/ modules/ layout_builder_theme_suggestions_test/ layout_builder_theme_suggestions_test.module  - Implements hook_preprocess_HOOK() for the list of layouts.
 - layout_builder_theme_suggestions_test_theme in core/
modules/ layout_builder/ tests/ modules/ layout_builder_theme_suggestions_test/ layout_builder_theme_suggestions_test.module  - Implements hook_theme().
 - media_theme_suggestions_media in core/
modules/ media/ media.module  - Implements hook_theme_suggestions_HOOK().
 - node_theme_suggestions_node in core/
modules/ node/ node.module  - Implements hook_theme_suggestions_HOOK().
 - olivero_theme_suggestions_block_alter in core/
themes/ olivero/ olivero.theme  - Implements hook_theme_suggestions_HOOK_alter() for block().
 - olivero_theme_suggestions_form_alter in core/
themes/ olivero/ olivero.theme  - Implements hook_theme_suggestions_HOOK_alter() for form templates.
 - olivero_theme_suggestions_menu_alter in core/
themes/ olivero/ olivero.theme  - Implements hook_theme_suggestions_HOOK_alter() for menu.
 - olivero_theme_suggestions_user_alter in core/
themes/ olivero/ olivero.theme  - Implements hook_theme_suggestions_HOOK_alter().
 - search_theme_suggestions_search_result in core/
modules/ search/ search.module  - Implements hook_theme_suggestions_HOOK().
 - system_theme_suggestions_field in core/
modules/ system/ system.module  - Implements hook_theme_suggestions_HOOK().
 - system_theme_suggestions_html in core/
modules/ system/ system.module  - Implements hook_theme_suggestions_HOOK().
 - system_theme_suggestions_maintenance_page in core/
modules/ system/ system.module  - Implements hook_theme_suggestions_HOOK().
 - system_theme_suggestions_page in core/
modules/ system/ system.module  - Implements hook_theme_suggestions_HOOK().
 - system_theme_suggestions_region in core/
modules/ system/ system.module  - Implements hook_theme_suggestions_HOOK().
 - taxonomy_theme_suggestions_taxonomy_term in core/
modules/ taxonomy/ taxonomy.module  - Implements hook_theme_suggestions_HOOK().
 - test_legacy_theme_theme_suggestions_theme_test_function_suggestions_alter in core/
modules/ system/ tests/ themes/ test_legacy_theme/ test_legacy_theme.theme  - Implements hook_theme_suggestions_HOOK_alter().
 - test_theme_theme_suggestions_alter in core/
modules/ system/ tests/ themes/ test_theme/ test_theme.theme  - Implements hook_theme_suggestions_alter().
 - test_theme_theme_suggestions_theme_test_suggestions_alter in core/
modules/ system/ tests/ themes/ test_theme/ test_theme.theme  - Implements hook_theme_suggestions_HOOK_alter().
 - theme_legacy_suggestions_test_theme_suggestions_theme_test_function_suggestions_alter in core/
modules/ system/ tests/ modules/ theme_legacy_suggestions_test/ theme_legacy_suggestions_test.module  - Implements hook_theme_suggestions_HOOK_alter().
 - theme_legacy_suggestions_test_theme_suggestions_theme_test_suggestions_include_alter in core/
modules/ system/ tests/ modules/ theme_legacy_suggestions_test/ theme_legacy_suggestions_test.module  - Implements hook_theme_suggestions_HOOK_alter().
 - theme_legacy_test_theme_suggestions_alter in core/
modules/ system/ tests/ modules/ theme_legacy_test/ theme_legacy_test.module  - Implements hook_theme_suggestions_alter().
 - theme_legacy_test_theme_suggestions_theme_test_suggestions_alter in core/
modules/ system/ tests/ modules/ theme_legacy_test/ theme_legacy_test.module  - Implements hook_theme_suggestions_HOOK_alter().
 - theme_legacy_test_theme_suggestions_theme_test_suggestion_provided in core/
modules/ system/ tests/ modules/ theme_legacy_test/ theme_legacy_test.module  - Implements hook_theme_suggestions_HOOK().
 - theme_suggestions_test_theme_suggestions_alter in core/
modules/ system/ tests/ modules/ theme_suggestions_test/ theme_suggestions_test.module  - Implements hook_theme_suggestions_alter().
 - theme_suggestions_test_theme_suggestions_theme_test_specific_suggestions_alter in core/
modules/ system/ tests/ modules/ theme_suggestions_test/ theme_suggestions_test.module  - Implements hook_theme_suggestions_HOOK_alter().
 - theme_suggestions_test_theme_suggestions_theme_test_suggestions_alter in core/
modules/ system/ tests/ modules/ theme_suggestions_test/ theme_suggestions_test.module  - Implements hook_theme_suggestions_HOOK_alter().
 - theme_test_theme_suggestions_alter in core/
modules/ system/ tests/ modules/ theme_test/ theme_test.module  - Implements hook_theme_suggestions_alter().
 - theme_test_theme_suggestions_node in core/
modules/ system/ tests/ modules/ theme_test/ theme_test.module  - Implements hook_theme_suggestions_HOOK().
 - theme_test_theme_suggestions_theme_test_preprocess_suggestions in core/
modules/ system/ tests/ modules/ theme_test/ theme_test.module  - Implements hook_theme_suggestions_HOOK().
 - theme_test_theme_suggestions_theme_test_suggestions_alter in core/
modules/ system/ tests/ modules/ theme_test/ theme_test.module  - Implements hook_theme_suggestions_HOOK_alter().
 - theme_test_theme_suggestions_theme_test_suggestion_provided in core/
modules/ system/ tests/ modules/ theme_test/ theme_test.module  - Implements hook_theme_suggestions_HOOK().
 - theme_theme_suggestions_test_include in core/
modules/ system/ tests/ modules/ theme_legacy_suggestions_test/ theme_legacy_suggestions_test.inc  - Returns HTML for a theme function include test.
 - umami_theme_suggestions_block_alter in core/
profiles/ demo_umami/ themes/ umami/ umami.theme  - Implements hook_theme_suggestions_HOOK_alter() for block templates.
 - views_theme_suggestions_comment_alter in core/
modules/ views/ views.module  - Implements hook_theme_suggestions_HOOK_alter().
 - views_theme_suggestions_container_alter in core/
modules/ views/ views.module  - Implements hook_theme_suggestions_HOOK_alter().
 - views_theme_suggestions_node_alter in core/
modules/ views/ views.module  - Implements hook_theme_suggestions_HOOK_alter().
 - views_ui_theme_suggestions_views_ui_view_preview_section in core/
modules/ views_ui/ views_ui.module  - Implements hook_theme_suggestions_HOOK().
 
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