diff --git a/panels.api.php b/panels.api.php
new file mode 100644
index 0000000..1aa1c6a
--- /dev/null
+++ b/panels.api.php
@@ -0,0 +1,264 @@
+<?php
+
+/**
+ * @file
+ * Hooks provided by Panels.
+ */
+
+/**
+ * Allow modules to provide their own caching mechanism for the display editor.
+ *
+ * @param string $argument
+ *   The second half of the cache key. Full key module:TASK_NAME:HANDLER_NAME
+ *   passed part: TASK_NAME:HANDLER_NAME
+ * @param stdClass $cache
+ *   The display to cache.
+ */
+function hook_panels_cache_set($argument, $cache) {
+  list($handler, $item) = _panels_mini_panels_cache_get($argument);
+  $item->mini_panels_display_cache = $cache;
+  $handler->edit_cache_set_key($item, $argument);
+}
+
+/**
+ * Allow modules to provide their own caching mechanism for the display editor.
+ *
+ * @param string $argument
+ *   The second half of the cache key. Full key module:TASK_NAME:HANDLER_NAME
+ *   passed part: TASK_NAME:HANDLER_NAME
+ *
+ * @return stdClass|NULL
+ *   The cached display or NULL if the cache wasn't hit.
+ */
+function hook_panels_cache_get($argument) {
+  ctools_include('common', 'panels');
+  list($handler, $item) = _panels_mini_panels_cache_get($argument);
+  if (isset($item->mini_panels_display_cache)) {
+    return $item->mini_panels_display_cache;
+  }
+
+  $cache = new stdClass();
+  $cache->display = $item->display;
+  $cache->display->context = ctools_context_load_contexts($item);
+  $cache->display->cache_key = 'panels_mini:' . $argument;
+  $cache->content_types = panels_common_get_allowed_types('panels_mini', $cache->display->context);
+  $cache->display_title = TRUE;
+
+  // @TODO support locking.
+  $cache->locked = FALSE;
+
+  return $cache;
+}
+
+/**
+ * Allow modules to provide their own caching mechanism for the display editor.
+ *
+ * @param string $argument
+ *   The second half of the cache key. Full key module:TASK_NAME:HANDLER_NAME
+ *   passed part: TASK_NAME:HANDLER_NAME
+ * @param stdClass $cache
+ *   The display to cache.
+ *
+ * @return stdClass
+ *   The cached display.
+ */
+function hook_panels_cache_save($argument, $cache) {
+  list($handler, $item) = _panels_mini_panels_cache_get($argument);
+  $item->display = $cache->display;
+  panels_mini_save($item);
+
+  $handler->edit_cache_clear($item);
+
+  return $item;
+}
+
+/**
+ * Allow modules to provide their own caching mechanism for the display editor.
+ *
+ * @param string $argument
+ *   The second half of the cache key. Full key module:TASK_NAME:HANDLER_NAME
+ *   passed part: TASK_NAME:HANDLER_NAME
+ * @param stdClass $cache
+ *   The cached display.
+ */
+function hook_panels_cache_clear($argument, $cache) {
+  list($handler, $item) = _panels_mini_panels_cache_get($argument);
+  $handler->edit_cache_clear($item);
+}
+
+/**
+ * Allow modules to adjust the rendering array of the panels dashboard.
+ *
+ * @param array $vars
+ *   The output variables.
+ */
+function hook_panels_dashboard_blocks(&$vars) {
+  $vars['links']['panels_node'] = array(
+    'title' => l(t('Panel node'), 'node/add/panel'),
+    'description' => t('Panel nodes are node content and appear in your searches, but are more limited than panel pages.'),
+    'weight' => -1,
+  );
+}
+
+/**
+ * Allow to alter the pane content to render.
+ *
+ * This happens after the keyword substitution.
+ *
+ * @param stdClass $content
+ *   The content block to render.
+ * @param stdClass $pane
+ *   The pane object.
+ * @param array $args
+ *   The display arguments.
+ * @param array $contexts
+ *   Array with the used contexts.
+ */
+function hook_panels_pane_content_alter($content, $pane, $args, $contexts) {
+  // Don't display titles.
+  unset($content->title);
+}
+
+/**
+ * Allow modules to provide a mechanism to break locks.
+ *
+ * @param string $argument
+ *   The second half of the cache key. Full key module:TASK_NAME:HANDLER_NAME
+ *   passed part: TASK_NAME:HANDLER_NAME
+ * @param stdClass $cache
+ *   The cached display.
+ */
+function hook_panels_edit_cache_break_lock($argument, $cache) {
+  $cache->locked = FALSE;
+}
+
+/**
+ * Fired before a panels display is rendered.
+ *
+ * Last chance to modify the panels display or add output before the keyword
+ * substitution runs and the panels display is rendered.
+ *
+ * @param panels_display $panels_display
+ *   The panels display that will be rendered.
+ * @param stdClass $renderer
+ *   The renderer object that will be used to render.
+ *
+ * @return string
+ *   Additional output to add before the panels display.
+ */
+function hook_panels_pre_render($panels_display, $renderer) {
+  $translation = i18n_string_object_translate('panels_display_configuration', $panels_display);
+  $panels_display->title = $translation->title;
+}
+
+/**
+ * Fired after a panels display is rendered.
+ *
+ * Allow to add additional output after the output of the panels display.
+ *
+ * @param panels_display $panels_display
+ *   The rendered panels display.
+ * @param stdClass $renderer
+ *   The used renderer object.
+ *
+ * @return string
+ *   Additional output to add after the panels display.
+ */
+function hook_panels_post_render($panels_display, $renderer) {
+  return t('Output proudly sponsored by panels.');
+}
+
+/**
+ * Fired before a new pane is inserted in the storage.
+ *
+ * @param stdClass $pane
+ *   Pane that will be rendered.
+ */
+function hook_panels_pane_insert($pane) {
+  // Check if this pane has a custom title enabled.
+  if (!empty($pane->configuration['override_title'])) {
+    $translation_object = (object) array(
+      'pid' => $pane->pid,
+      'title' => $pane->configuration['override_title_text'],
+    );
+    $status = i18n_string_object_update('panels_pane_configuration', $translation_object);
+  }
+}
+
+/**
+ * Fired before a changed pane is updated in the storage.
+ *
+ * @param stdClass $pane
+ *   Pane that will be rendered.
+ */
+function hook_panels_pane_update($pane) {
+  // Check if this pane has a custom title enabled.
+  if (!empty($pane->configuration['override_title'])) {
+    $translation_object = (object) array(
+      'pid' => $pane->pid,
+      'title' => $pane->configuration['override_title_text'],
+    );
+    $status = i18n_string_object_update('panels_pane_configuration', $translation_object);
+  }
+}
+
+/**
+ * Fired before a panel is rendered.
+ *
+ * Last chance to modify the pane before the keyword substitution runs and the
+ * pane is rendered.
+ *
+ * @param stdClass $pane
+ *   Pane that will be rendered.
+ */
+function hook_panels_pane_prerender($pane) {
+  // Check if this pane has a custom title enabled.
+  if (!empty($pane->configuration['override_title'])) {
+    $translation_object = (object) array(
+      'pid' => $pane->pid,
+      'title' => $pane->configuration['override_title_text'],
+    );
+    $translation_object = i18n_string_object_translate('panels_pane_configuration', $translation_object);
+    $pane->configuration['override_title_text'] = $translation_object->title;
+  }
+}
+
+/**
+ * Fired before panes are deleted.
+ *
+ * @param array $pids
+ *   Array with the panel id's to delete.
+ */
+function hook_panels_pane_delete($pids) {
+  foreach ($pids as $pid) {
+    // Create dummy pane with pid as property.
+    $pane = (object) array('pid' => $pid);
+    i18n_string_object_remove('panels_pane_configuration', $pane);
+  }
+}
+
+/**
+ * Fired after a display is saved.
+ *
+ * @param panels_display $display
+ *   The display to save.
+ */
+function hook_panels_display_save($display) {
+  i18n_string_object_update('display_configuration', $display);
+}
+
+/**
+ * Fired before a display is deleted.
+ *
+ * @param integer $did
+ *   Id of the display to delete.
+ */
+function hook_panels_delete_display($did) {
+  $uuid = db_select('panels_display')
+    ->fields('panels_display', array('uuid'))
+    ->condition('did', $did)
+    ->execute()
+    ->fetchColumn();
+  $display = (object) array('uuid' => $uuid);
+  i18n_string_object_remove('display_configuration', $display);
+}
diff --git a/panels.module b/panels.module
index ad0cb70..41f0ab6 100644
--- a/panels.module
+++ b/panels.module
@@ -892,6 +892,14 @@ function panels_save_display(&$display) {
       $old_pid = $pane->pid;
       drupal_write_record('panels_pane', $pane, is_numeric($pid) ? array('pid') : array());
 
+      // Allow other modules to take action after a pane is saved.
+      if ($pane->pid == $old_pid) {
+        module_invoke_all('panels_pane_update', $pane);
+      }
+      else {
+        module_invoke_all('panels_pane_insert', $pane);
+      }
+
       if ($pane->pid != $old_pid) {
         // and put it back so our pids and positions can be used
         unset($display->content[$id]);
@@ -925,6 +933,8 @@ function panels_save_display(&$display) {
     $display->panels[$id] = $new_panes;
   }
   if (!empty($pids)) {
+    // Allow other modules to take action before a panes are deleted.
+    module_invoke_all('panels_pane_delete', $pids);
     db_delete('panels_pane')->condition('pid', $pids)->execute();
   }
 
@@ -958,6 +968,7 @@ function panels_delete_display($display) {
   else {
     $did = $display;
   }
+  module_invoke_all('panels_delete_display', $did);
   db_delete('panels_display')->condition('did', $did)->execute();
   db_delete('panels_pane')->condition('did', $did)->execute();
 }
diff --git a/plugins/display_renderers/panels_renderer_standard.class.php b/plugins/display_renderers/panels_renderer_standard.class.php
index 471c0e0..d382ceb 100644
--- a/plugins/display_renderers/panels_renderer_standard.class.php
+++ b/plugins/display_renderers/panels_renderer_standard.class.php
@@ -473,6 +473,8 @@ class panels_renderer_standard {
    *  A Panels pane object, as loaded from the database.
    */
   function render_pane(&$pane) {
+    module_invoke_all('panels_pane_prerender', $pane);
+
     $content = $this->render_pane_content($pane);
     if ($this->display->hide_title == PANELS_TITLE_PANE && !empty($this->display->title_pane) && $this->display->title_pane == $pane->pid) {