diff --git a/modules/facet_example/facet_example.info.yml b/modules/facet_example/facet_example.info.yml
new file mode 100644
index 0000000..7618a3a
--- /dev/null
+++ b/modules/facet_example/facet_example.info.yml
@@ -0,0 +1,10 @@
+name: 'Facet examples'
+type: module
+description: 'Custom facet examples.'
+core: 8.x
+package: Search
+configure: facets.overview
+test_dependencies:
+  - search_api:search_api
+  - drupal:views
+  - facets
diff --git a/modules/facet_example/src/Plugin/facets/processor/ExampleProcessor.php b/modules/facet_example/src/Plugin/facets/processor/ExampleProcessor.php
new file mode 100644
index 0000000..c3456fd
--- /dev/null
+++ b/modules/facet_example/src/Plugin/facets/processor/ExampleProcessor.php
@@ -0,0 +1,29 @@
+<?php
+
+namespace Drupal\facet_example\Plugin\facets\processor;
+
+use Drupal\facets\FacetInterface;
+use Drupal\facets\Processor\PostQueryProcessorInterface;
+use Drupal\facets\Processor\ProcessorPluginBase;
+
+/**
+ * Example.
+ *
+ * @FacetsProcessor(
+ *   id = "example_processor",
+ *   label = @Translation("Example processor"),
+ *   description = @Translation("Example processor"),
+ *   stages = {
+ *     "post_query" = 50
+ *   }
+ * )
+ */
+class ExampleProcessor extends ProcessorPluginBase implements PostQueryProcessorInterface {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function postQuery(FacetInterface $facet) {
+    $res = $facet->getResults();
+  }
+}