diff --git a/src/framework/components/registry.js b/src/framework/components/registry.js
index c74b31e7fd2..0238418a53b 100644
--- a/src/framework/components/registry.js
+++ b/src/framework/components/registry.js
@@ -217,6 +217,14 @@ class ComponentSystemRegistry extends EventHandler {
      */
     zone;
 
+    /**
+     * Gets an array of all {@link ComponentSystem}s in the registry.
+     *
+     * @type {ComponentSystem[]}
+     * @readonly
+     */
+    list;
+
     /**
      * Create a new ComponentSystemRegistry instance.
      */