BreadcrumbBuilderInterface

class \Drupal\Core\Breadcrumb\BreadcrumbManager implements \Drupal\Core\Breadcrumb\ChainBreadcrumbBuilderInterface
class \Drupal\Tests\system\Unit\Breadcrumbs\TestPathBasedBreadcrumbBuilder extends \Drupal\system\PathBasedBreadcrumbBuilder
class \Drupal\book\BookBreadcrumbBuilder implements \Drupal\Core\Breadcrumb\BreadcrumbBuilderInterface uses \Drupal\Core\StringTranslation\StringTranslationTrait
class \Drupal\comment\CommentBreadcrumbBuilder implements \Drupal\Core\Breadcrumb\BreadcrumbBuilderInterface uses \Drupal\Core\StringTranslation\StringTranslationTrait
class \Drupal\forum\Breadcrumb\ForumBreadcrumbBuilderBase implements \Drupal\Core\Breadcrumb\BreadcrumbBuilderInterface uses \Drupal\Core\StringTranslation\StringTranslationTrait
class \Drupal\forum\Breadcrumb\ForumListingBreadcrumbBuilder extends \Drupal\forum\Breadcrumb\ForumBreadcrumbBuilderBase
class \Drupal\forum\Breadcrumb\ForumNodeBreadcrumbBuilder extends \Drupal\forum\Breadcrumb\ForumBreadcrumbBuilderBase
class \Drupal\help\HelpBreadcrumbBuilder implements \Drupal\Core\Breadcrumb\BreadcrumbBuilderInterface
class \Drupal\help_topics\HelpBreadcrumbBuilder extends \Drupal\help\HelpBreadcrumbBuilder
class \Drupal\system\PathBasedBreadcrumbBuilder implements \Drupal\Core\Breadcrumb\BreadcrumbBuilderInterface uses \Drupal\Core\StringTranslation\StringTranslationTrait
class \Drupal\taxonomy\TermBreadcrumbBuilder implements \Drupal\Core\Breadcrumb\BreadcrumbBuilderInterface uses \Drupal\Core\StringTranslation\StringTranslationTrait

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