diff --git a/Userland/Libraries/LibWeb/Bindings/WindowObjectHelper.h b/Userland/Libraries/LibWeb/Bindings/WindowObjectHelper.h
index 4865ba607a..9201551da7 100644
--- a/Userland/Libraries/LibWeb/Bindings/WindowObjectHelper.h
+++ b/Userland/Libraries/LibWeb/Bindings/WindowObjectHelper.h
@@ -14,6 +14,8 @@
 #include <LibWeb/Bindings/AbortSignalPrototype.h>
 #include <LibWeb/Bindings/AbstractRangeConstructor.h>
 #include <LibWeb/Bindings/AbstractRangePrototype.h>
+#include <LibWeb/Bindings/AttributeConstructor.h>
+#include <LibWeb/Bindings/AttributePrototype.h>
 #include <LibWeb/Bindings/AudioConstructor.h>
 #include <LibWeb/Bindings/BlobConstructor.h>
 #include <LibWeb/Bindings/BlobPrototype.h>
@@ -73,6 +75,8 @@
 #include <LibWeb/Bindings/DOMRectReadOnlyPrototype.h>
 #include <LibWeb/Bindings/DOMStringMapConstructor.h>
 #include <LibWeb/Bindings/DOMStringMapPrototype.h>
+#include <LibWeb/Bindings/DOMTokenListConstructor.h>
+#include <LibWeb/Bindings/DOMTokenListPrototype.h>
 #include <LibWeb/Bindings/DocumentConstructor.h>
 #include <LibWeb/Bindings/DocumentFragmentConstructor.h>
 #include <LibWeb/Bindings/DocumentFragmentPrototype.h>
@@ -262,12 +266,16 @@
 #include <LibWeb/Bindings/MessageChannelPrototype.h>
 #include <LibWeb/Bindings/MessageEventConstructor.h>
 #include <LibWeb/Bindings/MessageEventPrototype.h>
+#include <LibWeb/Bindings/MessagePortConstructor.h>
+#include <LibWeb/Bindings/MessagePortPrototype.h>
 #include <LibWeb/Bindings/MouseEventConstructor.h>
 #include <LibWeb/Bindings/MouseEventPrototype.h>
 #include <LibWeb/Bindings/MutationObserverConstructor.h>
 #include <LibWeb/Bindings/MutationObserverPrototype.h>
 #include <LibWeb/Bindings/MutationRecordConstructor.h>
 #include <LibWeb/Bindings/MutationRecordPrototype.h>
+#include <LibWeb/Bindings/NamedNodeMapConstructor.h>
+#include <LibWeb/Bindings/NamedNodeMapPrototype.h>
 #include <LibWeb/Bindings/NavigatorConstructor.h>
 #include <LibWeb/Bindings/NavigatorPrototype.h>
 #include <LibWeb/Bindings/NodeConstructor.h>
@@ -295,6 +303,8 @@
 #include <LibWeb/Bindings/RangePrototype.h>
 #include <LibWeb/Bindings/ResizeObserverConstructor.h>
 #include <LibWeb/Bindings/ResizeObserverPrototype.h>
+#include <LibWeb/Bindings/SVGAnimatedLengthConstructor.h>
+#include <LibWeb/Bindings/SVGAnimatedLengthPrototype.h>
 #include <LibWeb/Bindings/SVGCircleElementConstructor.h>
 #include <LibWeb/Bindings/SVGCircleElementPrototype.h>
 #include <LibWeb/Bindings/SVGClipPathElementConstructor.h>
@@ -309,6 +319,8 @@
 #include <LibWeb/Bindings/SVGGeometryElementPrototype.h>
 #include <LibWeb/Bindings/SVGGraphicsElementConstructor.h>
 #include <LibWeb/Bindings/SVGGraphicsElementPrototype.h>
+#include <LibWeb/Bindings/SVGLengthConstructor.h>
+#include <LibWeb/Bindings/SVGLengthPrototype.h>
 #include <LibWeb/Bindings/SVGLineElementConstructor.h>
 #include <LibWeb/Bindings/SVGLineElementPrototype.h>
 #include <LibWeb/Bindings/SVGPathElementConstructor.h>
@@ -390,6 +402,7 @@
     ADD_WINDOW_OBJECT_INTERFACE(AbortController)                                                    \
     ADD_WINDOW_OBJECT_INTERFACE(AbortSignal)                                                        \
     ADD_WINDOW_OBJECT_INTERFACE(AbstractRange)                                                      \
+    ADD_WINDOW_OBJECT_INTERFACE(Attribute)                                                          \
     ADD_WINDOW_OBJECT_INTERFACE(Blob)                                                               \
     ADD_WINDOW_OBJECT_INTERFACE(CDATASection)                                                       \
     ADD_WINDOW_OBJECT_INTERFACE(CSSConditionRule)                                                   \
@@ -422,6 +435,7 @@
     ADD_WINDOW_OBJECT_INTERFACE(DOMRectList)                                                        \
     ADD_WINDOW_OBJECT_INTERFACE(DOMRectReadOnly)                                                    \
     ADD_WINDOW_OBJECT_INTERFACE(DOMStringMap)                                                       \
+    ADD_WINDOW_OBJECT_INTERFACE(DOMTokenList)                                                       \
     ADD_WINDOW_OBJECT_INTERFACE(Element)                                                            \
     ADD_WINDOW_OBJECT_INTERFACE(ErrorEvent)                                                         \
     ADD_WINDOW_OBJECT_INTERFACE(Event)                                                              \
@@ -512,9 +526,11 @@
     ADD_WINDOW_OBJECT_INTERFACE(MediaList)                                                          \
     ADD_WINDOW_OBJECT_INTERFACE(MessageChannel)                                                     \
     ADD_WINDOW_OBJECT_INTERFACE(MessageEvent)                                                       \
+    ADD_WINDOW_OBJECT_INTERFACE(MessagePort)                                                        \
     ADD_WINDOW_OBJECT_INTERFACE(MouseEvent)                                                         \
     ADD_WINDOW_OBJECT_INTERFACE(MutationObserver)                                                   \
     ADD_WINDOW_OBJECT_INTERFACE(MutationRecord)                                                     \
+    ADD_WINDOW_OBJECT_INTERFACE(NamedNodeMap)                                                       \
     ADD_WINDOW_OBJECT_INTERFACE(Navigator)                                                          \
     ADD_WINDOW_OBJECT_INTERFACE(Node)                                                               \
     ADD_WINDOW_OBJECT_INTERFACE(NodeIterator)                                                       \
@@ -537,6 +553,7 @@
     ADD_WINDOW_OBJECT_INTERFACE(StyleSheetList)                                                     \
     ADD_WINDOW_OBJECT_INTERFACE(SubmitEvent)                                                        \
     ADD_WINDOW_OBJECT_INTERFACE(SubtleCrypto)                                                       \
+    ADD_WINDOW_OBJECT_INTERFACE(SVGAnimatedLength)                                                  \
     ADD_WINDOW_OBJECT_INTERFACE(SVGElement)                                                         \
     ADD_WINDOW_OBJECT_INTERFACE(SVGCircleElement)                                                   \
     ADD_WINDOW_OBJECT_INTERFACE(SVGClipPathElement)                                                 \
@@ -544,6 +561,7 @@
     ADD_WINDOW_OBJECT_INTERFACE(SVGEllipseElement)                                                  \
     ADD_WINDOW_OBJECT_INTERFACE(SVGGeometryElement)                                                 \
     ADD_WINDOW_OBJECT_INTERFACE(SVGGraphicsElement)                                                 \
+    ADD_WINDOW_OBJECT_INTERFACE(SVGLength)                                                          \
     ADD_WINDOW_OBJECT_INTERFACE(SVGLineElement)                                                     \
     ADD_WINDOW_OBJECT_INTERFACE(SVGPathElement)                                                     \
     ADD_WINDOW_OBJECT_INTERFACE(SVGPolygonElement)                                                  \