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diff --git a/web/core/modules/layout_builder/src/Plugin/Derivative/FieldBlockDeriver.php b/web/core/modules/layout_builder/src/Plugin/Derivative/FieldBlockDeriver.php
new file mode 100644
index 000000000..71b9c1e31
--- /dev/null
+++ b/web/core/modules/layout_builder/src/Plugin/Derivative/FieldBlockDeriver.php
@@ -0,0 +1,137 @@
+<?php
+
+namespace Drupal\layout_builder\Plugin\Derivative;
+
+use Drupal\Component\Plugin\Derivative\DeriverBase;
+use Drupal\Component\Plugin\PluginBase;
+use Drupal\Core\Entity\EntityFieldManagerInterface;
+use Drupal\Core\Entity\EntityTypeRepositoryInterface;
+use Drupal\Core\Field\FieldConfigInterface;
+use Drupal\Core\Field\FieldTypePluginManagerInterface;
+use Drupal\Core\Field\FormatterPluginManager;
+use Drupal\Core\Plugin\Context\ContextDefinition;
+use Drupal\Core\Plugin\Discovery\ContainerDeriverInterface;
+use Drupal\Core\StringTranslation\StringTranslationTrait;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+
+/**
+ * Provides entity field block definitions for every field.
+ *
+ * @internal
+ */
+class FieldBlockDeriver extends DeriverBase implements ContainerDeriverInterface {
+
+  use StringTranslationTrait;
+
+  /**
+   * The entity type repository.
+   *
+   * @var \Drupal\Core\Entity\EntityTypeRepositoryInterface
+   */
+  protected $entityTypeRepository;
+
+  /**
+   * The entity field manager.
+   *
+   * @var \Drupal\Core\Entity\EntityFieldManagerInterface
+   */
+  protected $entityFieldManager;
+
+  /**
+   * The field type manager.
+   *
+   * @var \Drupal\Core\Field\FieldTypePluginManagerInterface
+   */
+  protected $fieldTypeManager;
+
+  /**
+   * The formatter manager.
+   *
+   * @var \Drupal\Core\Field\FormatterPluginManager
+   */
+  protected $formatterManager;
+
+  /**
+   * Constructs new FieldBlockDeriver.
+   *
+   * @param \Drupal\Core\Entity\EntityTypeRepositoryInterface $entity_type_repository
+   *   The entity type repository.
+   * @param \Drupal\Core\Entity\EntityFieldManagerInterface $entity_field_manager
+   *   The entity field manager.
+   * @param \Drupal\Core\Field\FieldTypePluginManagerInterface $field_type_manager
+   *   The field type manager.
+   * @param \Drupal\Core\Field\FormatterPluginManager $formatter_manager
+   *   The formatter manager.
+   */
+  public function __construct(EntityTypeRepositoryInterface $entity_type_repository, EntityFieldManagerInterface $entity_field_manager, FieldTypePluginManagerInterface $field_type_manager, FormatterPluginManager $formatter_manager) {
+    $this->entityTypeRepository = $entity_type_repository;
+    $this->entityFieldManager = $entity_field_manager;
+    $this->fieldTypeManager = $field_type_manager;
+    $this->formatterManager = $formatter_manager;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container, $base_plugin_id) {
+    return new static(
+      $container->get('entity_type.repository'),
+      $container->get('entity_field.manager'),
+      $container->get('plugin.manager.field.field_type'),
+      $container->get('plugin.manager.field.formatter')
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getDerivativeDefinitions($base_plugin_definition) {
+    $entity_type_labels = $this->entityTypeRepository->getEntityTypeLabels();
+    foreach ($this->entityFieldManager->getFieldMap() as $entity_type_id => $entity_field_map) {
+      foreach ($entity_field_map as $field_name => $field_info) {
+        // Skip fields without any formatters.
+        $options = $this->formatterManager->getOptions($field_info['type']);
+        if (empty($options)) {
+          continue;
+        }
+
+        foreach ($field_info['bundles'] as $bundle) {
+          $derivative = $base_plugin_definition;
+          $field_definition = $this->entityFieldManager->getFieldDefinitions($entity_type_id, $bundle)[$field_name];
+
+          // Store the default formatter on the definition.
+          $derivative['default_formatter'] = '';
+          $field_type_definition = $this->fieldTypeManager->getDefinition($field_info['type']);
+          if (isset($field_type_definition['default_formatter'])) {
+            $derivative['default_formatter'] = $field_type_definition['default_formatter'];
+          }
+
+          $derivative['category'] = $this->t('@entity', ['@entity' => $entity_type_labels[$entity_type_id]]);
+
+          $derivative['admin_label'] = $field_definition->getLabel();
+
+          // Add a dependency on the field if it is configurable.
+          if ($field_definition instanceof FieldConfigInterface) {
+            $derivative['config_dependencies'][$field_definition->getConfigDependencyKey()][] = $field_definition->getConfigDependencyName();
+          }
+          // For any field that is not display configurable, mark it as
+          // unavailable to place in the block UI.
+          $derivative['_block_ui_hidden'] = !$field_definition->isDisplayConfigurable('view');
+
+          // @todo Use EntityContextDefinition after resolving
+          //   https://www.drupal.org/node/2932462.
+          $context_definition = new ContextDefinition('entity:' . $entity_type_id, $entity_type_labels[$entity_type_id], TRUE);
+          $context_definition->addConstraint('Bundle', [$bundle]);
+          $derivative['context'] = [
+            'entity' => $context_definition,
+          ];
+
+          $derivative_id = $entity_type_id . PluginBase::DERIVATIVE_SEPARATOR . $bundle . PluginBase::DERIVATIVE_SEPARATOR . $field_name;
+          $this->derivatives[$derivative_id] = $derivative;
+        }
+      }
+    }
+    return $this->derivatives;
+  }
+
+}