diff --git a/public/site/plugins/notifications/src/NotificationCollector.php b/public/site/plugins/notifications/src/NotificationCollector.php
index 113b041..83e47d1 100644
--- a/public/site/plugins/notifications/src/NotificationCollector.php
+++ b/public/site/plugins/notifications/src/NotificationCollector.php
@@ -57,6 +57,49 @@ class NotificationCollector
         return $all;
     }
 
+    /**
+     * Collecte uniquement les données minimales des notifications (version allégée pour listing).
+     * Retourne seulement id, type, isRead, date pour économiser la mémoire.
+     *
+     * @param Page $project Le projet à scanner
+     * @param User $user L'utilisateur courant
+     * @return array Liste triée par date décroissante
+     */
+    public function collectLight(Page $project, User $user): array
+    {
+        $all = [];
+
+        foreach ($this->providers as $provider) {
+            try {
+                $notifications = $provider->collect($project, $user);
+                // Ne garder que les champs essentiels
+                foreach ($notifications as $notification) {
+                    $all[] = [
+                        'id' => $notification['id'] ?? null,
+                        'type' => $notification['type'] ?? null,
+                        'isRead' => $notification['isRead'] ?? false,
+                        'date' => $notification['date'] ?? null,
+                        // Garder location.project.uri pour le frontend
+                        'location' => [
+                            'project' => $notification['location']['project'] ?? []
+                        ]
+                    ];
+                }
+            } catch (\Throwable $e) {
+                error_log("NotificationCollector: Error in {$provider->getType()}: " . $e->getMessage());
+            }
+        }
+
+        // Trier par date décroissante
+        usort($all, function ($a, $b) {
+            $dateA = strtotime($a['date'] ?? '0');
+            $dateB = strtotime($b['date'] ?? '0');
+            return $dateB - $dateA;
+        });
+
+        return $all;
+    }
+
     /**
      * Marque une notification comme lue en déléguant au bon provider.
      *
diff --git a/public/site/templates/projects.json.php b/public/site/templates/projects.json.php
index ff1d6a4..222e86a 100644
--- a/public/site/templates/projects.json.php
+++ b/public/site/templates/projects.json.php
@@ -7,10 +7,19 @@ if (!$kirby->user()) {
   ]);
 }
 
-function getProjectData($project)
+function getProjectData($project, $user, $collector)
 {
-    // Les notifications ne sont plus collectées ici pour éviter les problèmes de mémoire.
-    // Elles seront collectées uniquement quand on affiche un projet individuel.
+    // Utiliser collectLight() pour économiser la mémoire (seulement id, type, isRead, date)
+    $notifications = [];
+    if ($collector) {
+        try {
+            $notifications = $collector->collectLight($project, $user);
+        } catch (\Throwable $e) {
+            error_log("Error collecting light notifications for project {$project->uri()}: " . $e->getMessage());
+            $notifications = [];
+        }
+    }
+
     $data = [
         'title'                  => $project->title()->value(),
         'url'                    => $project->url(),
@@ -20,7 +29,7 @@ function getProjectData($project)
         'status'                 => $project->status(),
         'logo'                   => $project->client()->toPage() ? $project->client()->toPage()->logo()->toFile()->url() : '',
         'steps'                  => $project->getSteps(),
-        'notifications'          => [], // Sera collecté à la demande dans project.json.php
+        'notifications'          => $notifications,
         'uuid'                   => (string) $project->uuid(),
         'slug'                   => (string) $project->slug(),
         'isDTLEnabled'           => $project->isDTLEnabled()->isTrue(),
@@ -34,10 +43,14 @@ function getProjectData($project)
     return $data;
 }
 
+// Récupérer le collector de notifications
+$notificationCollector = $kirby->option('adrienpayet.pdc-notifications.collector');
+$currentUser = $kirby->user();
+
 try {
-    $children = $kirby->user()->role() == 'admin'
-        ? $page->childrenAndDrafts()->map(fn($project) => getProjectData($project))->values()
-        : $kirby->user()->projects()->toPages()->map(fn($project) => getProjectData($project))->values();
+    $children = $currentUser->role() == 'admin'
+        ? $page->childrenAndDrafts()->map(fn($project) => getProjectData($project, $currentUser, $notificationCollector))->values()
+        : $currentUser->projects()->toPages()->map(fn($project) => getProjectData($project, $currentUser, $notificationCollector))->values();
 } catch (\Throwable $th) {
     throw new Exception($th->getMessage() . ' line ' . $th->getLine() . ' in file ' . $th->getFile(), 1);
     $children = [];