diff --git a/vapi/Clutter-51.metadata b/vapi/Clutter-51.metadata
new file mode 100644
index 00000000..2175e9d2
--- /dev/null
+++ b/vapi/Clutter-51.metadata
@@ -0,0 +1,150 @@
+// Non mini-object
+ActorBox struct
+Margin struct
+PaintVolume struct
+Perspective struct
+
+*.ref unowned
+* cheader_filename="clutter/clutter.h"
+
+// Fix the few clutter-pango headers
+Text cheader_filename="clutter/clutter-pango.h"
+TextBuffer cheader_filename="clutter/clutter-pango.h"
+TextNode cheader_filename="clutter/clutter-pango.h"
+Actor
+	.get_pango_context cheader_filename="clutter/clutter-pango.h"
+	.create_pango_context cheader_filename="clutter/clutter-pango.h"
+	.create_pango_layout cheader_filename="clutter/clutter-pango.h"
+
+
+Actor
+	.apply_transform.matrix ref
+	.get_abs_allocation_vertices.verts out=false
+Event.type#method name="get_type"
+
+// ???
+Actor.has_pointer#method name="get_has_pointer"
+
+// Not all backing symbols are deprecated
+Actor.pick deprecated=false
+
+// Nullable return values
+Actor
+	.get_parent nullable
+
+// The original CType has been overridden by the annotations
+Actor
+	.allocate.box ctype="const ClutterActorBox *"
+	.get_stage ctype="ClutterActor *"
+Action.handle_event.event ctype="const ClutterEvent *"
+
+// method/virtual-method/signal don't match
+Actor
+	.event#method name="emit_event"
+	.get_paint_volume#virtual_method name="get_paint_volume_vfunc"
+	.get_paint_volume#virtual_method.volume out
+Text
+	.activate#method name="try_activate"
+	.insert_text#signal skip
+TextBuffer.get_text#virtual_method name="get_text_with_length"
+
+// Default values
+Stage.read_pixels
+	.width default=-1
+	.height default=-1
+Stage.paint_to_buffer
+    .data type="uint8[]"
+Text
+	.position_to_coords.line_height default=null
+
+// Skipped by g-i for unknown reasons
+LayoutManager
+	.create_child_meta skip=false
+
+// It gets skiped for some reason
+PaintContext
+    .get_stage_view skip=false
+
+// We can use static strings
+PaintNode
+	.set_static_name skip=false
+
+// Variadic arguments
+Backend
+	.get_cogl_context skip=false
+Interval
+	.new skip=false
+	.get_interval skip=false
+	.set_final skip=false
+	.set_initial skip=false
+	.set_interval skip=false
+LayoutManager
+	.child_get skip=false
+	.child_set skip=false
+
+// Skipped upstream for unknown reasons
+Interval.register_progress_func skip=false
+
+// struct/class confusion
+ActorBox
+	.new skip
+	.from_vertices skip
+Margin
+	.new skip
+
+// Upstream
+Event
+	.get_position.position out
+
+FrameListenerIface skip
+FrameClock.new skip
+
+// Remove for clutter-2.0
+/////////////////////////
+
+StageView.layout skip
+
+Stage
+	.paint_view.redraw_clip type="Cairo.Region"
+
+// *Event should be compact classes derived from Clutter.Event
+Event.type skip=false
+AnyEvent struct=false base_type="Clutter.Event"
+ButtonEvent struct=false base_type="Clutter.Event"
+CrossingEvent struct=false base_type="Clutter.Event"
+DeviceEvent struct=false base_type="Clutter.Event"
+IMEvent struct=false base_type="Clutter.Event"
+KeyEvent struct=false base_type="Clutter.Event"
+MotionEvent struct=false base_type="Clutter.Event"
+PadButtonEvent struct=false base_type="Clutter.Event"
+PadDialEvent struct=false base_type="Clutter.Event"
+PadRingEvent struct=false base_type="Clutter.Event"
+PadStripEvent struct=false base_type="Clutter.Event"
+ProximityEvent struct=false base_type="Clutter.Event"
+ScrollEvent struct=false base_type="Clutter.Event"
+TouchEvent struct=false base_type="Clutter.Event"
+TouchpadHoldEvent struct=false base_type="Clutter.Event"
+TouchpadPinchEvent struct=false base_type="Clutter.Event"
+TouchpadSwipeEvent struct=false base_type="Clutter.Event"
+
+// Keysyms used to be CLUTTER_X instead of CLUTTER_KEY_X
+*#constant skip
+CURRENT_TIME skip=false
+PRIORITY_REDRAW skip=false
+
+// Clutter devs don't like us creating nested namespaces
+value_* name="value_(.+)" parent="Clutter.Value"
+threads_* name="threads_(.+)" parent="Clutter.Threads"
+
+// There is no way to know sealed classes before GLib 2.70
+ColorState sealed
+FrameClock sealed
+TextureContent sealed
+
+TextureContent.new_from_texture symbol_type="constructor"
+
+// Possibly keep
+KEY_* skip=false name="KEY_(.+)" type="uint" parent="Clutter.Key"
+BUTTON_* skip=false name="BUTTON_(.+)" type="uint32" parent="Clutter.Button"
+EVENT_STOP skip=false type="bool"
+EVENT_PROPAGATE skip=false type="bool"
diff --git a/vapi/Cogl-51-custom.vala b/vapi/Cogl-51-custom.vala
new file mode 100644
index 00000000..4501ff7e
--- /dev/null
+++ b/vapi/Cogl-51-custom.vala
@@ -0,0 +1,66 @@
+namespace Cogl {
+	public class Texture2D : Cogl.Texture {
+	}
+	public struct Color {
+		[CCode (cname="cogl_color_init_from_4f")]
+		public Color.from_4f (float red, float green, float blue, float alpha);
+		[CCode (cname="cogl_color_init_from_hsl")]
+		public Color.from_hsl (float hue, float saturation, float luminance);
+		[CCode (cname = "_vala_cogl_color_from_string")]
+		public static Cogl.Color? from_string (string str) {
+			Cogl.Color color = {};
+			color.init_from_string (str);
+			return color;
+		}
+	}
+	[CCode (cheader_filename = "cogl/cogl.h", has_type_id = false)]
+	public struct VertexP2 {
+		public float x;
+		public float y;
+	}
+	[CCode (cheader_filename = "cogl/cogl.h", has_type_id = false)]
+	public struct VertexP2C4 {
+		public float x;
+		public float y;
+		public uint8 r;
+		public uint8 g;
+		public uint8 b;
+		public uint8 a;
+	}
+	[CCode (cheader_filename = "cogl/cogl.h", has_type_id = false)]
+	public struct VertexP2T2 {
+		public float x;
+		public float y;
+		public float s;
+		public float t;
+	}
+	[CCode (cheader_filename = "cogl/cogl.h", has_type_id = false)]
+	public struct VertexP2T2C4 {
+		public float x;
+		public float y;
+		public float s;
+		public float t;
+		public uint8 r;
+		public uint8 g;
+		public uint8 b;
+		public uint8 a;
+	}
+	[CCode (cheader_filename = "cogl/cogl.h", has_type_id = false)]
+	public struct VertexP3 {
+		public float x;
+		public float y;
+		public float z;
+	}
+	[CCode (cheader_filename = "cogl/cogl.h", has_type_id = false)]
+	public struct VertexP3T2 {
+		public float x;
+		public float y;
+		public float z;
+		public float s;
+		public float t;
+	}
+	[CCode (cheader_filename = "cogl/cogl.h", cprefix = "COGL_PIXEL_FORMAT_", type_id = "cogl_pixel_format_get_type ()")]
+	public enum PixelFormat {
+		CAIRO_ARGB32_COMPAT;
+	}
+}
diff --git a/vapi/Cogl-51.metadata b/vapi/Cogl-51.metadata
new file mode 100644
index 00000000..6e88c8ce
--- /dev/null
+++ b/vapi/Cogl-51.metadata
@@ -0,0 +1,41 @@
+* cheader_filename="cogl/cogl.h"
+
+Color struct
+
+Color.equal.v1 type="Cogl.Color"
+Color.equal.v2 type="Cogl.Color"
+Color.from_string name="init_from_string"
+
+Bitmap.* skip=false
+Bitmap.new_for_data.data type="owned uint8[]"
+Bitmap.get_buffer type="unowned Cogl.Buffer?"
+
+Primitive.new skip=false
+
+Texture
+  .get_data.data type="uint8[]"
+  .set_data.data type="uint8[]"
+  .set_region.data type="uint8[]"
+
+Texture.error_quark parent="Cogl.TextureError" name="quark"
+
+RendererError errordomain
+SystemError errordomain
+TextureError errordomain
+FramebufferError errordomain
+ScanoutError errordomain
+
+Onscreen
+  .add_frame_callback unowned
+  .swap_buffers_with_damage#virtual_method name="swap_buffers_with_damage_vfunc"
+  .swap_region#virtual_method name="swap_region_vfunc"
+
+FramebufferState skip
+
+A_BIT parent="Cogl.Bits" name="A"
+BGR_BIT parent="Cogl.Bits" name="BGR"
+AFIRST_BIT parent="Cogl.Bits" name="AFIRST"
+PREMULT_BIT parent="Cogl.Bits" name="PREMULT"
+DEPTH_BIT parent="Cogl.Bits" name="DEPTH"
+STENCIL_BIT parent="Cogl.Bits" name="STENCIL"
+PIXEL_FORMAT_MAX_PLANES parent = "Cogl.PixelFormat" name="MAX_PLANES"
diff --git a/vapi/Meta-51.metadata b/vapi/Meta-51.metadata
new file mode 100644
index 00000000..04355e74
--- /dev/null
+++ b/vapi/Meta-51.metadata
@@ -0,0 +1,176 @@
+* skip=false
+*.* skip=false
+* cheader_filename="meta/main.h"
+
+Backend cheader_filename="meta/meta-backend.h"
+Backend.gpu_added skip
+Background cheader_filename="meta/meta-background.h"
+Background.set_file.file nullable
+BackgroundContent.new symbol_type="constructor"
+BackgroundActor cheader_filename="meta/meta-background-actor.h"
+BackgroundContent cheader_filename="meta/meta-background-content.h"
+BackgroundGroup cheader_filename="meta/meta-background-group.h"
+BackgroundImage cheader_filename="meta/meta-background-image.h"
+BackgroundImageCache cheader_filename="meta/meta-background-image.h"
+Barrier cheader_filename="meta/barrier.h"
+BarrierDirection cheader_filename="meta/barrier.h"
+BarrierEvent cheader_filename="meta/barrier.h"
+BarrierFlags cheader_filename="meta/barrier.h"
+ButtonFunction cheader_filename="meta/common.h"
+ButtonLayout cheader_filename="meta/common.h"
+Compositor cheader_filename="meta/compositor.h"
+CompEffect cheader_filename="meta/compositor.h"
+CloseDialog cheader_filename="meta/meta-close-dialog.h"
+CloseDialogResponse cheader_filename="meta/meta-close-dialog.h"
+Context cheader_filename="meta/meta-context.h"
+CursorTracker cheader_filename="meta/meta-cursor-tracker.h"
+CursorTracker.get_pointer.mods out
+DebugControl cheader_filename="meta/meta-debug-control.h"
+DebugTopic cheader_filename="meta/util.h"
+DebugPaintFlag cheader_filename="meta/util.h"
+Direction cheader_filename="meta/common.h"
+Display cheader_filename="meta/display.h"
+Display.focus_window#signal name="do_focus_window"
+DisplayCorner cheader_filename="meta/display.h"
+DisplayDirection cheader_filename="meta/display.h"
+Dnd cheader_filename="meta/meta-dnd.h"
+EdgeType cheader_filename="meta/boxes.h"
+Edge cheader_filename="meta/boxes.h"
+FrameBorders cheader_filename="meta/common.h"
+FrameType cheader_filename="meta/common.h"
+GrabOp cheader_filename="meta/common.h"
+Gravity cheader_filename="meta/common.h"
+Group cheader_filename="meta/meta-x11-types.h"
+IdleMonitor cheader_filename="meta/meta-idle-monitor.h"
+IdleMonitorWatchFunc cheader_filename="meta/meta-idle-monitor.h"
+InhibitShortcutsDialog cheader_filename="meta/meta-inhibit-shortcuts-dialog.h"
+InhibitShortcutsDialogResponse cheader_filename="meta/meta-inhibit-shortcuts-dialog.h"
+KeyboardA11yFlags cheader_filename="meta/meta-enums.h"
+KeyBinding cheader_filename="meta/keybindings.h"
+keybindings_set_custom_handler parent="Meta.KeyBinding" name="set_custom_handler" cheader_filename="meta/keybindings.h"
+KeyBindingAction cheader_filename="meta/prefs.h"
+KeyBindingFlags cheader_filename="meta/prefs.h"
+KeyHandlerFunc cheader_filename="meta/prefs.h"
+KeyHandlerFunc.event type="Clutter.KeyEvent?"
+KeyHandlerFunc.window nullable
+LaunchContext cheader_filename="meta/meta-launch-context.h"
+Laters cheader_filename="meta/types.h"
+LaterType cheader_filename="meta/util.h"
+MaximizeFlags cheader_filename="meta/window.h"
+MultiTexture cheader_filename="meta/meta-multi-texture.h"
+MultiTextureFormat cheader_filename="meta/meta-multi-texture-format.h"
+MonitorManager cheader_filename="meta/meta-monitor-manager.h"
+MonitorSwitchConfigType cheader_filename="meta/meta-monitor-manager.h"
+MotionDirection cheader_filename="meta/common.h"
+Orientation cheader_filename="meta/meta-orientation-manager.h"
+OrientationManager cheader_filename="meta/meta-orientation-manager.h"
+PadDirection cheader_filename="meta/display.h"
+PadFeatureType cheader_filename="meta/display.h"
+Plugin cheader_filename="meta/meta-plugin.h"
+PowerSaveChangeReason cheader_filename="meta/meta-monitor-manager.h"
+Preference cheader_filename="meta/prefs.h"
+PrefsChangedFunc cheader_filename="meta/prefs.h"
+RemoteAccessController cheader_filename="meta/meta-remote-access-controller.h"
+RemoteAccessHandle cheader_filename="meta/meta-remote-access-controller.h"
+Selection cheader_filename="meta/meta-selection.h"
+SelectionSource cheader_filename="meta/meta-selection-source.h"
+SelectionSourceMemory cheader_filename="meta/meta-selection-source-memory.h"
+SelectionType cheader_filename="meta/meta-selection-source.h"
+Settings cheader_filename="meta/meta-settings.h"
+ShapedTexture cheader_filename="meta/meta-shaped-texture.h"
+Side cheader_filename="meta/common.h"
+SizeChange cheader_filename="meta/compositor.h"
+SoundPlayer cheader_filename="meta/meta-sound-player.h"
+StartupNotification cheader_filename="meta/meta-startup-notification.h"
+StartupNotification.changed.object type="Meta.StartupSequence"
+StartupNotification.get_sequences type_arguments="Meta.StartupSequence"
+StartupSequence cheader_filename="meta/meta-startup-notification.h"
+StackLayer cheader_filename="meta/common.h"
+Stage cheader_filename="meta/meta-stage.h"
+Strut cheader_filename="meta/boxes.h"
+TabList cheader_filename="meta/display.h"
+TabShowType cheader_filename="meta/display.h"
+WaylandClient cheader_filename="meta/meta-wayland-client.h"
+WaylandCompositor cheader_filename="meta/meta-wayland-compositor.h"
+Workspace cheader_filename="meta/workspace.h"
+WorkspaceManager cheader_filename="meta/meta-workspace-manager.h"
+Window cheader_filename="meta/window.h"
+Window.focus#signal name="focused"
+Window.suspend_state skip
+Window.main_monitor skip
+WindowActor cheader_filename="meta/meta-window-actor.h"
+WindowClientType cheader_filename="meta/window.h"
+WindowForeachFunc cheader_filename="meta/window.h"
+WindowGroup cheader_filename="meta/meta-window-group.h"
+WindowMenuType cheader_filename="meta/compositor.h"
+WindowType cheader_filename="meta/window.h"
+X11Display cheader_filename="meta/meta-x11-display.h"
+X11Display.add_event_func skip
+X11DisplayEventFunc skip
+
+WaylandSurface.scanout_candidate skip
+WaylandSurface.main_monitor skip
+
+// As per https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2287
+MonitorManager.monitor_privacy_screen_changed skip
+
+prefs_* parent="Meta.Prefs" name="prefs_(.+)" cheader_filename="meta/prefs.h"
+
+g_utf8_strndup skip
+
+preference_to_string cheader_filename="meta/prefs.h"
+frame_type_to_string cheader_filename="meta/util.h"
+topic_to_string parent="Meta.DebugTopic" name="to_string" cheader_filename="meta/util.h"
+
+CURRENT_TIME cheader_filename="meta/common.h"
+PRIORITY_RESIZE cheader_filename="meta/common.h"
+PRIORITY_BEFORE_REDRAW cheader_filename="meta/common.h"
+PRIORITY_REDRAW cheader_filename="meta/common.h"
+PRIORITY_PREFS_NOTIFY cheader_filename="meta/common.h"
+VIRTUAL_CORE_POINTER_ID cheader_filename="meta/common.h"
+VIRTUAL_CORE_KEYBOARD_ID cheader_filename="meta/common.h"
+
+Display.window_visibility_updated
+	.object name="unplaced" type="GLib.List<unowned Meta.Window>"
+	.p0 name="should_show" type="GLib.List<unowned Meta.Window>"
+	.p1 name="should_hide" type="GLib.List<unowned Meta.Window>"
+
+Compositor.get_window_actors type_arguments="Meta.WindowActor"
+
+add_verbose_topic parent="Meta.Util" cheader_filename="meta/util.h"
+bug parent="Meta.Util" cheader_filename="meta/util.h"
+external_binding_name_for_action parent="Meta.Util" cheader_filename="meta/util.h"
+fatal parent="Meta.Util" cheader_filename="meta/util.h"
+is_verbose parent="Meta.Util" cheader_filename="meta/util.h"
+pop_no_msg_prefix parent="Meta.Util" cheader_filename="meta/util.h"
+push_no_msg_prefix parent="Meta.Util" cheader_filename="meta/util.h"
+remove_verbose_topic parent="Meta.Util" cheader_filename="meta/util.h"
+unsigned_long_equal parent="Meta.Util" name="ulong_equal" cheader_filename="meta/util.h"
+unsigned_long_equal.v1 type="ulong?"
+unsigned_long_equal.v2 type="ulong?"
+unsigned_long_hash parent="Meta.Util" name="ulong_hash" cheader_filename="meta/util.h"
+unsigned_long_hash.v type="ulong?"
+create_context parent="Meta.Context" name="new" symbol_type="constructor" cheader_filename="meta/meta-context.h"
+
+Plugin.create_close_dialog unowned=false nullable
+Plugin.create_inhibit_shortcuts_dialog unowned=false
+
+BackgroundActor sealed
+BackgroundContent sealed
+BackgroundImage sealed
+BackgroundImageCache sealed
+Background sealed
+Dnd sealed
+IdleMonitor sealed
+LaunchContext sealed
+RemoteAccessController sealed
+SelectionSourceMemory sealed
+Selection sealed
+ShapedTexture sealed
+SoundPlayer sealed
+Stage sealed
+StartupNotification sealed
+WaylandClient sealed
+WindowGroup sealed
+WorkspaceManager sealed
+X11Display sealed
diff --git a/vapi/Mtk-51.metadata b/vapi/Mtk-51.metadata
new file mode 100644
index 00000000..f804d1bc
--- /dev/null
+++ b/vapi/Mtk-51.metadata
@@ -0,0 +1,6 @@
+Rectangle struct
+RECTANGLE_MAX_STACK_RECTS parent="Mtk.Rectangle" name="MAX_STACK_RECTS"
+REGION_BUILDER_MAX_LEVELS parent="Mtk.RegionBuilder" name="MAX_LEVELS"
+
+MONITOR_ALL_TRANSFORMS parent="Mtk.MonitorTransform" name="ALL"
+MONITOR_N_TRANSFORMS skip
diff --git a/vapi/libmutter-51.deps b/vapi/libmutter-51.deps
new file mode 120000
index 00000000..18c721de
--- /dev/null
+++ b/vapi/libmutter-51.deps
@@ -0,0 +1 @@
+libmutter-17.deps
\ No newline at end of file
diff --git a/vapi/libmutter-51.vapi b/vapi/libmutter-51.vapi
new file mode 120000
index 00000000..ff0e578a
--- /dev/null
+++ b/vapi/libmutter-51.vapi
@@ -0,0 +1 @@
+libmutter-17.vapi
\ No newline at end of file
diff --git a/vapi/libmutter.vapi b/vapi/libmutter.vapi
index 056f994c..b36a252b 100644
--- a/vapi/libmutter.vapi
+++ b/vapi/libmutter.vapi
@@ -29,8 +29,10 @@ namespace Meta {
 		public static bool get_center_new_windows ();
 		[CCode (cheader_filename = "meta/prefs.h")]
 		public static uint get_check_alive_timeout ();
+#if !HAS_MUTTER51
 		[CCode (cheader_filename = "meta/prefs.h")]
 		public static bool get_compositing_manager ();
+#endif
 		[CCode (cheader_filename = "meta/prefs.h")]
 		public static int get_cursor_size ();
 		[CCode (cheader_filename = "meta/prefs.h")]
@@ -109,10 +111,12 @@ namespace Meta {
 		[CCode (cheader_filename = "meta/util.h", cname = "meta_is_wayland_compositor")]
 		public static bool is_wayland_compositor ();
 #endif
+#if !HAS_MUTTER51
 		[CCode (cheader_filename = "meta/util.h", cname = "meta_pop_no_msg_prefix")]
 		public static void pop_no_msg_prefix ();
 		[CCode (cheader_filename = "meta/util.h", cname = "meta_push_no_msg_prefix")]
 		public static void push_no_msg_prefix ();
+#endif
 		[CCode (cheader_filename = "meta/util.h", cname = "meta_remove_verbose_topic")]
 		public static void remove_verbose_topic (Meta.DebugTopic topic);
 		[CCode (cheader_filename = "meta/util.h", cname = "meta_unsigned_long_equal")]
@@ -124,7 +128,9 @@ namespace Meta {
 	public abstract class Backend : GLib.Object, GLib.Initable {
 		[CCode (has_construct_function = false)]
 		protected Backend ();
+#if !HAS_MUTTER51
 		public void freeze_keyboard (uint32 timestamp);
+#endif
 		public Meta.BackendCapabilities get_capabilities ();
 		public unowned Meta.Context get_context ();
 		public unowned Meta.IdleMonitor get_core_idle_monitor ();
@@ -137,6 +143,9 @@ namespace Meta {
 		public unowned Meta.Dnd get_dnd ();
 #if HAS_MUTTER50
 		public unowned Meta.KeymapDescription get_keymap_description ();
+#endif
+#if HAS_MUTTER51
+		public unowned Clutter.InputDevice? get_last_input_device ();
 #endif
 		public unowned Meta.MonitorManager get_monitor_manager ();
 #if HAS_MUTTER47
@@ -171,6 +180,9 @@ namespace Meta {
 #endif
 		public Meta.BackendCapabilities capabilities { get; }
 		public Meta.Context context { get; construct; }
+#if HAS_MUTTER51
+		public Clutter.InputDevice last_input_device { get; }
+#endif
 		public signal void keymap_changed ();
 		public signal void keymap_layout_group_changed (uint object);
 		public signal void last_device_changed (Clutter.InputDevice object);
@@ -192,18 +204,27 @@ namespace Meta {
 	public sealed class Background : GLib.Object {
 		[CCode (has_construct_function = false)]
 		public Background (Meta.Display display);
+#if HAS_MUTTER51
+		public void set_blend_textures (Cogl.Texture? texture1, Cogl.Texture? texture2, double blend_factor, GDesktop.BackgroundStyle style, Clutter.ColorState? color_state);
+#else
 		public static void refresh_all ();
 		public void set_blend (GLib.File file1, GLib.File file2, double blend_factor, GDesktop.BackgroundStyle style);
+#endif
 #if HAS_MUTTER47
 		public void set_color (Cogl.Color color);
 #else
 		public void set_color (Clutter.Color color);
 #endif
+#if !HAS_MUTTER51
 		public void set_file (GLib.File? file, GDesktop.BackgroundStyle style);
+#endif
 #if HAS_MUTTER47
 		public void set_gradient (GDesktop.BackgroundShading shading_direction, Cogl.Color color, Cogl.Color second_color);
 #else
 		public void set_gradient (GDesktop.BackgroundShading shading_direction, Clutter.Color color, Clutter.Color second_color);
+#endif
+#if HAS_MUTTER51
+		public void set_texture (Cogl.Texture? texture, GDesktop.BackgroundStyle style, Clutter.ColorState? color_state);
 #endif
 		[NoAccessorMethod]
 		public Meta.Display meta_display { owned get; construct; }
@@ -253,6 +274,7 @@ namespace Meta {
 		[CCode (has_construct_function = false, type = "ClutterActor*")]
 		public BackgroundGroup ();
 	}
+#if !HAS_MUTTER51
 	[CCode (cheader_filename = "meta/meta-background-image.h", type_id = "meta_background_image_get_type ()")]
 	public sealed class BackgroundImage : GLib.Object {
 		[CCode (has_construct_function = false)]
@@ -270,6 +292,7 @@ namespace Meta {
 		public Meta.BackgroundImage load (GLib.File file);
 		public void purge (GLib.File file);
 	}
+#endif
 #if HAS_MUTTER49
 	[CCode (cheader_filename = "meta/main.h", type_id = "meta_backlight_get_type ()")]
 	public abstract class Backlight : GLib.Object {
@@ -335,14 +358,23 @@ namespace Meta {
 		public void disable_unredirect ();
 		public void enable_unredirect ();
 		public unowned Meta.Backend get_backend ();
+#endif
+#if HAS_MUTTER51
+		public void get_background_blur_params (out float blur_radius, out float saturation, out float noise);
 #endif
 		public unowned Clutter.Actor get_feedback_group ();
+#if HAS_MUTTER51
+		public unowned Clutter.Actor get_input_panel_group ();
+#endif
 		public unowned Meta.Laters get_laters ();
 #if HAS_MUTTER48
 		public unowned Clutter.Stage get_stage ();
 		public unowned Clutter.Actor get_top_window_group ();
 		public unowned GLib.List<Meta.WindowActor> get_window_actors ();
 		public unowned Clutter.Actor get_window_group ();
+#if HAS_MUTTER51
+		public void set_background_blur_params (float blur_radius, float saturation, float noise);
+#endif
 		public Meta.Backend backend { get; construct; }
 #else
 		[NoAccessorMethod]
@@ -393,6 +425,22 @@ namespace Meta {
 		public signal void prepare_shutdown ();
 		public signal void started ();
 	}
+#if HAS_MUTTER51
+	[CCode (cheader_filename = "meta/meta-cursor.h", type_id = "meta_cursor_get_type ()")]
+	public abstract class Cursor : Clutter.Cursor {
+		[CCode (has_construct_function = false)]
+		protected Cursor ();
+		public unowned Meta.Backend get_backend ();
+		public uint get_size ();
+		public unowned string get_theme_name ();
+		[NoAccessorMethod]
+		public Meta.Backend backend { construct; }
+		[NoAccessorMethod]
+		public uint size { construct; }
+		[NoAccessorMethod]
+		public string theme_name { construct; }
+	}
+#endif
 	[CCode (cheader_filename = "meta/meta-cursor-tracker.h", type_id = "meta_cursor_tracker_get_type ()")]
 	public class CursorTracker : GLib.Object {
 		[CCode (has_construct_function = false)]
@@ -514,8 +562,14 @@ namespace Meta {
 #endif
 		[CCode (cname = "focus-window")]
 		public signal void do_focus_window (Meta.Window object, int64 p0);
+#if !HAS_MUTTER51
 		public signal void gl_video_memory_purged ();
+#endif
+#if HAS_MUTTER51
+		public signal void grab_op_begin (Meta.Window object, Meta.GrabOp p0, Clutter.Sprite p1);
+#else
 		public signal void grab_op_begin (Meta.Window object, Meta.GrabOp p0);
+#endif
 		public signal void grab_op_end (Meta.Window object, Meta.GrabOp p0);
 		public signal void in_fullscreen_changed ();
 		public signal bool init_xserver (GLib.Task object);
@@ -654,12 +708,18 @@ namespace Meta {
 		[CCode (has_construct_function = false)]
 		protected Monitor ();
 		public unowned Meta.Backlight? get_backlight ();
+#if HAS_MUTTER51
+		public unowned string get_color_mode_string ();
+#endif
 		public unowned string get_connector ();
 		public unowned string get_display_name ();
 		public unowned string get_product ();
 		public unowned string get_serial ();
 		public unowned string get_vendor ();
 		public bool is_active ();
+#if HAS_MUTTER51
+		public bool is_available ();
+#endif
 		public bool is_builtin ();
 		public bool is_primary ();
 		public bool is_virtual ();
@@ -884,8 +944,13 @@ namespace Meta {
 	public sealed class ShapedTexture : GLib.Object, Clutter.Content {
 		[CCode (has_construct_function = false)]
 		protected ShapedTexture ();
+#if !HAS_MUTTER51
 		public Cairo.Surface? get_image (Mtk.Rectangle? clip);
+#endif
 		public unowned Meta.MultiTexture get_texture ();
+#if HAS_MUTTER51
+		public Cogl.Bitmap? paint_to_bitmap (Mtk.Rectangle? clip, Cogl.PixelFormat format);
+#endif
 		public void set_create_mipmaps (bool create_mipmaps);
 		public void set_mask_texture (Cogl.Texture mask_texture);
 #if HAS_MUTTER47
@@ -1039,16 +1104,24 @@ namespace Meta {
 		public unowned string? get_gtk_application_id ();
 		public unowned string? get_gtk_application_object_path ();
 		public unowned string? get_gtk_menubar_object_path ();
+#if !HAS_MUTTER51
 		public unowned string? get_gtk_theme_variant ();
+#endif
 		public unowned string? get_gtk_unique_bus_name ();
 		public unowned string? get_gtk_window_object_path ();
 		public bool get_icon_geometry (out Mtk.Rectangle rect);
 		public uint64 get_id ();
 		public Meta.StackLayer get_layer ();
+#if HAS_MUTTER51
+		public bool get_max_size (out int width, out int height);
+#endif
 #if HAS_MUTTER49
 		public Meta.MaximizeFlags get_maximize_flags ();
 #else
 		public Meta.MaximizeFlags get_maximized ();
+#endif
+#if HAS_MUTTER51
+		public bool get_min_size (out int width, out int height);
 #endif
 		public int get_monitor ();
 		public unowned string? get_mutter_hints ();
@@ -1241,11 +1314,19 @@ namespace Meta {
 		[CCode (has_construct_function = false)]
 		protected WindowActor ();
 		public void freeze ();
+#if !HAS_MUTTER51
 		public Cairo.Surface? get_image (Mtk.Rectangle? clip);
+#endif
 		public unowned Meta.Window? get_meta_window ();
 		public unowned Meta.ShapedTexture? get_texture ();
 		public bool is_destroyed ();
+#if HAS_MUTTER51
+		public Cogl.Bitmap? paint_to_bitmap (Mtk.Rectangle? clip, Cogl.PixelFormat format);
+#endif
 		public Clutter.Content? paint_to_content (Mtk.Rectangle? clip) throws GLib.Error;
+#if HAS_MUTTER51
+		public Clutter.Content? paint_to_content_full (Mtk.Rectangle? clip, Cogl.PixelFormat format, Clutter.ColorState? color_state) throws GLib.Error;
+#endif
 		public void sync_visibility ();
 		public void thaw ();
 		public Meta.Window meta_window { get; construct; }
@@ -1261,13 +1342,22 @@ namespace Meta {
 		public WindowConfig ();
 		public bool get_is_fullscreen ();
 		public bool get_is_initial ();
+#if HAS_MUTTER51
+		public Meta.MaximizeFlags get_maximize_flags ();
+#endif
 		public void get_position (int x, int y);
 		public Mtk.Rectangle? get_rect ();
 		public void get_size (int width, int height);
 		public void set_is_fullscreen (bool is_fullscreen);
+#if HAS_MUTTER51
+		public void set_maximize_flags (Meta.MaximizeFlags flags);
+#endif
 		public void set_position (int x, int y);
 		public void set_rect (Mtk.Rectangle rect);
 		public void set_size (int width, int height);
+#if HAS_MUTTER51
+		public void unset_maximize_flags (Meta.MaximizeFlags flags);
+#endif
 		public bool is_fullscreen { get; set; }
 		public Mtk.Rectangle rect { owned get; set; }
 	}
@@ -1911,6 +2001,9 @@ namespace Meta {
 	[CCode (cheader_filename = "meta/window.h", cprefix = "META_MAXIMIZE_", type_id = "meta_maximize_flags_get_type ()")]
 	[Flags]
 	public enum MaximizeFlags {
+#if HAS_MUTTER51
+		NONE,
+#endif
 		HORIZONTAL,
 		VERTICAL,
 		BOTH
@@ -2172,6 +2265,10 @@ namespace Meta {
 	public delegate bool WindowForeachFunc (Meta.Window window);
 	[CCode (cheader_filename = "meta/common.h", cname = "META_CURRENT_TIME")]
 	public const int CURRENT_TIME;
+#if HAS_MUTTER51
+	[CCode (cheader_filename = "meta/main.h", cname = "META_CURSOR_EXTENSION_POINT_NAME")]
+	public const string CURSOR_EXTENSION_POINT_NAME;
+#endif
 #if HAS_MUTTER48
 	[CCode (cheader_filename = "meta/main.h", cname = "META_N_ORIENTATIONS")]
 	public const int N_ORIENTATIONS;
diff --git a/vapi/meson.build b/vapi/meson.build
index cce93c6c..35443ee5 100644
--- a/vapi/meson.build
+++ b/vapi/meson.build
@@ -398,3 +398,74 @@ if mutter50_dep.found()
 		output: 'libmutter-18.vapi'
 	)
 endif
+if mutter51_dep.found()
+	mtk_target = custom_target('mutter-mtk-51',
+		command: [
+			vapigen,
+			mutter_typelib_dir / 'Mtk-51.gir',
+			'--library=mutter-mtk-51',
+			'--pkg=gobject-2.0',
+			'--pkg=gio-2.0',
+			'--pkg=cairo',
+			'--pkg=graphene-gobject-1.0',
+			vapigen_args
+		],
+		output: 'mutter-mtk-51.vapi'
+	)
+	cogl_target = custom_target('mutter-cogl-51',
+		command: [
+			vapigen,
+			mutter_typelib_dir / 'Cogl-51.gir',
+			'--library=mutter-cogl-51',
+			'--pkg=mutter-mtk-51',
+			'--pkg=gobject-2.0',
+			'--pkg=gio-2.0',
+			'--pkg=cairo',
+			'--pkg=graphene-gobject-1.0',
+			'--pkg=x11',
+			vapigen_args,
+			files('Cogl-51-custom.vala')
+		],
+		depends: mtk_target,
+		output: 'mutter-cogl-51.vapi'
+	)
+
+	clutter_target = custom_target('mutter-clutter-51',
+		command: [
+			vapigen,
+			mutter_typelib_dir / 'Clutter-51.gir',
+			'--library=mutter-clutter-51',
+			'--pkg=graphene-gobject-1.0',
+			'--pkg=mutter-mtk-51',
+			'--pkg=mutter-cogl-51',
+			'--pkg=atk',
+			'--pkg=gio-2.0',
+			'--pkg=json-glib-1.0',
+			'--pkg=pango',
+			'--pkg=x11',
+			vapigen_args,
+		],
+		depends: [ cogl_target, mtk_target ],
+		output: 'mutter-clutter-51.vapi'
+	)
+
+	libmutter_target = custom_target('libmutter-51',
+		command: [
+			vapigen,
+			mutter_typelib_dir / 'Meta-51.gir',
+			'--library=libmutter-51',
+			'--pkg=graphene-gobject-1.0',
+			'--pkg=mutter-cogl-51',
+			'--pkg=mutter-clutter-51',
+			'--pkg=atk',
+			'--pkg=gio-2.0',
+			'--pkg=json-glib-1.0',
+			'--pkg=pango',
+			'--pkg=x11',
+			'--pkg=xfixes-4.0',
+			vapigen_args
+		],
+		depends: [ cogl_target, clutter_target ],
+		output: 'libmutter-51.vapi'
+	)
+endif
diff --git a/vapi/mutter-clutter-51.deps b/vapi/mutter-clutter-51.deps
new file mode 100644
index 00000000..9549905d
--- /dev/null
+++ b/vapi/mutter-clutter-51.deps
@@ -0,0 +1,6 @@
+atk
+cairo
+pango
+json-glib-1.0
+mutter-cogl-51
+graphene-gobject-1.0
diff --git a/vapi/mutter-clutter-51.vapi b/vapi/mutter-clutter-51.vapi
new file mode 120000
index 00000000..ee388ea5
--- /dev/null
+++ b/vapi/mutter-clutter-51.vapi
@@ -0,0 +1 @@
+mutter-clutter-17.vapi
\ No newline at end of file
diff --git a/vapi/mutter-clutter.vapi b/vapi/mutter-clutter.vapi
index 9d9e7cfe..5257f7f3 100644
--- a/vapi/mutter-clutter.vapi
+++ b/vapi/mutter-clutter.vapi
@@ -5157,7 +5157,9 @@ namespace Clutter {
 		public uint32 flags;
 		[CCode (has_construct_function = false)]
 		public Actor ();
+#if HAS_MUTTER50
 		public void add_accessible_state (Atk.StateType state);
+#endif
 		public void add_action (Clutter.Action action);
 		public void add_action_full (string name, Clutter.EventPhase phase, Clutter.Action action);
 		public void add_action_with_name (string name, Clutter.Action action);
@@ -5209,6 +5211,10 @@ namespace Clutter {
 		public Cogl.Color get_background_color ();
 #else
 		public Clutter.Color get_background_color ();
+#endif
+#if HAS_MUTTER51
+		[CCode (cname = "clutter_actor_class_get_binding_pool")]
+		public class unowned Clutter.BindingPool get_binding_pool ();
 #endif
 		public unowned Clutter.Actor? get_child_at_index (int index_);
 		public Graphene.Matrix get_child_transform ();
@@ -5594,6 +5600,9 @@ namespace Clutter {
 		public virtual signal void pick (Clutter.PickContext pick_context);
 		[HasEmitter]
 		public virtual signal void queue_relayout ();
+#if HAS_MUTTER51
+		public signal void real_resource_scale_changed ();
+#endif
 		[HasEmitter]
 		[Version (deprecated = true, deprecated_since = "1.16")]
 		public virtual signal void realize ();
@@ -5603,6 +5612,9 @@ namespace Clutter {
 		public virtual signal void show ();
 		public signal void stage_views_changed ();
 		public virtual signal bool touch_event (Clutter.Event event);
+#if HAS_MUTTER51
+		public signal void transition_removed (Clutter.Transition transition, bool is_finished);
+#endif
 		public signal void transition_stopped (string name, bool is_finished);
 		public signal void transitions_completed ();
 		[HasEmitter]
@@ -5662,6 +5674,9 @@ namespace Clutter {
 		[CCode (has_construct_function = false)]
 		protected Backend ();
 		public unowned Cogl.Context get_cogl_context ();
+#if HAS_MUTTER51
+		public Clutter.Cursor get_cursor (Clutter.CursorType cursor_type);
+#endif
 		public unowned Clutter.Seat get_default_seat ();
 #if !HAS_MUTTER48
 		public unowned Cairo.FontOptions get_font_options ();
@@ -5845,6 +5860,119 @@ namespace Clutter {
 		public ColorNode (Clutter.Color? color);
 #endif
 	}
+#if HAS_MUTTER51
+	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_color_op_get_type ()")]
+	public abstract class ColorOp : GLib.Object {
+		[CCode (has_construct_function = false)]
+		protected ColorOp ();
+		public void @3d_lut_get_data (uint32 out_size, float out_data);
+		public bool can_lower_to_3d_lut ();
+		public bool can_lower_to_curve_1d (size_t n_samples);
+		public bool can_lower_to_matrix_4x4 ();
+		public void curve_1d_get_data (size_t out_size, float out_r, float out_g, float out_b, float out_a);
+		public virtual void do_transform (float data, size_t n_samples);
+		public virtual float do_transform_one (float input);
+		public float gamma_power_get_power ();
+		public virtual bool get_clamps_input ();
+		public virtual bool get_clamps_output ();
+		public virtual bool get_transforms_alpha ();
+		public Clutter.ColorOp? lower_to_3d_lut (uint32 size);
+		public Clutter.ColorOp? lower_to_curve_1d (size_t n_samples);
+		public Clutter.ColorOp? lower_to_matrix_4x4 ();
+		public unowned Graphene.Matrix? matrix_4x4_get_matrix ();
+		public float multiply_get_value ();
+		public bool srgb_piecewise_eotf_get_unit_range_only ();
+		public bool srgb_piecewise_inv_eotf_get_unit_range_only ();
+		public virtual string to_string ();
+		public Clutter.ColorOp? try_combine (Clutter.ColorOp b);
+		public Clutter.YcbcrCoefficients ycbcr_matrix_get_coeffs ();
+		public unowned Graphene.Matrix? ycbcr_matrix_get_matrix ();
+	}
+	[CCode (cheader_filename = "clutter/clutter.h", lower_case_csuffix = "color_op_3d_lut", type_id = "clutter_color_op_3d_lut_get_type ()")]
+	public class ColorOp3DLut : Clutter.ColorOp {
+		[CCode (has_construct_function = false, type = "ClutterColorOp*")]
+		public ColorOp3DLut (uint32 size, float data);
+	}
+	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_color_op_clamp_unit_get_type ()")]
+	public class ColorOpClampUnit : Clutter.ColorOp {
+		[CCode (has_construct_function = false, type = "ClutterColorOp*")]
+		public ColorOpClampUnit ();
+	}
+	[CCode (cheader_filename = "clutter/clutter.h", lower_case_csuffix = "color_op_curve_1d", type_id = "clutter_color_op_curve_1d_get_type ()")]
+	public class ColorOpCurve1D : Clutter.ColorOp {
+		[CCode (has_construct_function = false, type = "ClutterColorOp*")]
+		public ColorOpCurve1D (size_t size, float r, float g, float b, float a);
+		[CCode (has_construct_function = false, type = "ClutterColorOp*")]
+		public ColorOpCurve1D.rgb (size_t size, float v);
+	}
+	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_color_op_gamma_power_get_type ()")]
+	public class ColorOpGammaPower : Clutter.ColorOp {
+		[CCode (has_construct_function = false, type = "ClutterColorOp*")]
+		public ColorOpGammaPower (float power);
+	}
+	[CCode (cheader_filename = "clutter/clutter.h", lower_case_csuffix = "color_op_matrix_4x4", type_id = "clutter_color_op_matrix_4x4_get_type ()")]
+	public class ColorOpMatrix4x4 : Clutter.ColorOp {
+		[CCode (has_construct_function = false, type = "ClutterColorOp*")]
+		public ColorOpMatrix4x4 (Graphene.Matrix matrix);
+	}
+	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_color_op_multiply_get_type ()")]
+	public class ColorOpMultiply : Clutter.ColorOp {
+		[CCode (has_construct_function = false, type = "ClutterColorOp*")]
+		public ColorOpMultiply (float value);
+	}
+	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_color_op_pq_eotf_get_type ()")]
+	public class ColorOpPqEotf : Clutter.ColorOp {
+		[CCode (has_construct_function = false, type = "ClutterColorOp*")]
+		public ColorOpPqEotf ();
+	}
+	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_color_op_pq_inv_eotf_get_type ()")]
+	public class ColorOpPqInvEotf : Clutter.ColorOp {
+		[CCode (has_construct_function = false, type = "ClutterColorOp*")]
+		public ColorOpPqInvEotf ();
+	}
+	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_color_op_premultiply_get_type ()")]
+	public class ColorOpPremultiply : Clutter.ColorOp {
+		[CCode (has_construct_function = false, type = "ClutterColorOp*")]
+		public ColorOpPremultiply ();
+	}
+	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_color_op_srgb_piecewise_eotf_get_type ()")]
+	public class ColorOpSrgbPiecewiseEotf : Clutter.ColorOp {
+		[CCode (has_construct_function = false, type = "ClutterColorOp*")]
+		public ColorOpSrgbPiecewiseEotf (bool unit_range_only);
+	}
+	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_color_op_srgb_piecewise_inv_eotf_get_type ()")]
+	public class ColorOpSrgbPiecewiseInvEotf : Clutter.ColorOp {
+		[CCode (has_construct_function = false, type = "ClutterColorOp*")]
+		public ColorOpSrgbPiecewiseInvEotf (bool unit_range_only);
+	}
+	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_color_op_unpremultiply_get_type ()")]
+	public class ColorOpUnpremultiply : Clutter.ColorOp {
+		[CCode (has_construct_function = false, type = "ClutterColorOp*")]
+		public ColorOpUnpremultiply ();
+	}
+	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_color_op_ycbcr_matrix_get_type ()")]
+	public class ColorOpYcbcrMatrix : Clutter.ColorOp {
+		[CCode (has_construct_function = false, type = "ClutterColorOp*")]
+		public ColorOpYcbcrMatrix (Clutter.YcbcrCoefficients coeffs, Graphene.Matrix matrix);
+	}
+	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_color_pipeline_get_type ()")]
+	public class ColorPipeline : GLib.Object {
+		[CCode (has_construct_function = false)]
+		protected ColorPipeline ();
+		public void add_op (Clutter.ColorOp op);
+		public void append (Clutter.ColorPipeline other);
+		public void combine ();
+		public void do_transform (float data, size_t n_samples);
+		public unowned GLib.List<Clutter.ColorOp> get_ops ();
+		public bool is_empty ();
+		public void shader_add_transform (Cogl.Pipeline cogl_pipeline);
+		public static bool shader_needs_color_state (Clutter.ColorState source_color_state, Clutter.ColorState target_color_state, Clutter.ColorStateTransformFlags flags);
+		public static void shader_set_color_state (Cogl.Pipeline cogl_pipeline, Clutter.ColorState source_color_state, Clutter.ColorState target_color_state, Clutter.ColorStateTransformFlags flags);
+		public void simplify ();
+		public void take_op (Clutter.ColorOp op);
+		public string to_string ();
+	}
+#endif
 	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_color_state_get_type ()")]
 	public sealed class ColorState : GLib.Object {
 		[CCode (has_construct_function = false)]
@@ -5854,6 +5982,7 @@ namespace Clutter {
 #else
 		public ColorState (Clutter.Context context, Clutter.Colorspace colorspace, Clutter.TransferFunction transfer_function);
 #endif
+#if !HAS_MUTTER51
 #if HAS_MUTTER49
 		public void add_pipeline_transform (Clutter.ColorState target_color_state, Cogl.Pipeline pipeline, Clutter.ColorStateTransformFlags flags);
 		[NoWrapper]
@@ -5861,7 +5990,9 @@ namespace Clutter {
 #else
 		public void add_pipeline_transform (Clutter.ColorState target_color_state, Cogl.Pipeline pipeline);
 #endif
+#endif
 #if HAS_MUTTER48
+#if !HAS_MUTTER51
 #if HAS_MUTTER49
 		public void do_transform (Clutter.ColorState target_color_state, [CCode (array_length = false)] float[] data, int n_samples);
 		[NoWrapper]
@@ -5870,9 +6001,13 @@ namespace Clutter {
 		public virtual void do_transform_to_XYZ ([CCode (array_length = false)] float[] data, int n_samples);
 #else
 		public virtual void do_transform (Clutter.ColorState target_color_state, float input, float output, int n_samples);
+#endif
 #endif
 		public virtual bool equals (Clutter.ColorState other_color_state);
 		public virtual Clutter.ColorState get_blending (bool force);
+#if HAS_MUTTER51
+		public unowned Clutter.Context get_context ();
+#endif
 #else
 		public bool equals (Clutter.ColorState other_color_state);
 		[CCode (has_construct_function = false)]
@@ -5887,7 +6022,12 @@ namespace Clutter {
 #endif
 #if HAS_MUTTER47
 		public uint get_id ();
-#if HAS_MUTTER48
+#if HAS_MUTTER51
+		public virtual unowned Clutter.Luminance? get_luminance ();
+		public virtual uint hash ();
+		public virtual Clutter.EncodingRequiredFormat required_format ();
+		public virtual string to_string ();
+#elif HAS_MUTTER48
 		[NoWrapper]
 #if HAS_MUTTER50
 		public virtual void init_color_transform_key (Clutter.ColorState target_color_state, Clutter.ColorStateTransformFlags flags, Clutter.ColorTransformKey key);
@@ -5924,6 +6064,9 @@ namespace Clutter {
 		public float ref_luminance { get; construct; }
 		public Clutter.TransferFunction transfer_function { get; construct; }
 #endif
+#endif
+#if HAS_MUTTER50
+		public signal void destroyed ();
 #endif
 	}
 #if HAS_MUTTER49
@@ -5932,6 +6075,10 @@ namespace Clutter {
 		[CCode (has_construct_function = false, type = "ClutterColorState*")]
 		public ColorStateIcc (Clutter.Context context, uint8 icc_bytes, uint32 icc_length) throws GLib.Error;
 		public unowned Mtk.AnonymousFile get_file ();
+#if HAS_MUTTER51
+		public void* get_profile ();
+		public bool is_linearized ();
+#endif
 	}
 #endif
 #if HAS_MUTTER48
@@ -5955,10 +6102,18 @@ namespace Clutter {
 		public unowned Clutter.EOTF? get_eotf ();
 		public unowned Clutter.Luminance? get_luminance ();
 	}
+#if HAS_MUTTER51
+	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_color_transform_get_type ()")]
+	public sealed class ColorTransform : GLib.Object {
+		[CCode (has_construct_function = false)]
+		protected ColorTransform ();
+	}
+#else
 	[CCode (cheader_filename = "clutter/clutter.h", has_type_id = false)]
 	[Compact]
 	public class ColorTransformKey {
 	}
+#endif
 #endif
 	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_colorize_effect_get_type ()")]
 	public class ColorizeEffect : Clutter.OffscreenEffect {
@@ -5989,7 +6144,11 @@ namespace Clutter {
 		protected Context ();
 		public unowned Clutter.Backend get_backend ();
 #if HAS_MUTTER47
+#if HAS_MUTTER51
+		public unowned Clutter.ColorState get_default_color_state ();
+#else
 		public unowned Clutter.ColorManager get_color_manager ();
+#endif
 		public unowned Clutter.Settings get_settings ();
 #endif
 		public Clutter.TextDirection get_text_direction ();
@@ -6003,21 +6162,49 @@ namespace Clutter {
 	public abstract class Cursor : GLib.Object {
 		[CCode (has_construct_function = false)]
 		protected Cursor ();
+#if HAS_MUTTER51
+		public void emit_image_changed ();
+#endif
 		[NoWrapper]
 		public virtual uint get_current_frame_time ();
+#if HAS_MUTTER51
+		public Clutter.CursorType get_cursor_type ();
+		[NoWrapper]
+		public virtual uint8 get_data (int out_stride);
+		[NoWrapper]
+		public virtual void get_geometry (int width, int height, int hot_x, int hot_y);
+#endif
 		[NoWrapper]
 		public virtual void invalidate ();
 		[NoWrapper]
 		public virtual bool is_animated ();
 		[NoWrapper]
+#if HAS_MUTTER51
+		public virtual void prepare_at (float best_scale, float x, float y);
+#else
 		public virtual void prepare_at (float best_scale, int x, int y);
+#endif
+#if !HAS_MUTTER51
 		[NoWrapper]
 		public virtual bool realize_texture ();
+#endif
+#if HAS_MUTTER51
+		public void reset_viewport_dst_size ();
+		public void set_viewport_dst_size (int dst_width, int dst_height);
+#endif
 		[NoWrapper]
 		public virtual void tick_frame ();
 		[NoAccessorMethod]
 		public Clutter.ColorState color_state { construct; }
+#if HAS_MUTTER51
+		[NoAccessorMethod]
+		public Clutter.CursorType cursor_type { construct; }
+#endif
+#if HAS_MUTTER51
+		public signal void image_changed ();
+#else
 		public signal void texture_changed ();
+#endif
 	}
 #endif
 	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_deform_effect_get_type ()")]
@@ -6110,6 +6297,9 @@ namespace Clutter {
 		public double get_gesture_pinch_scale ();
 		public uint32 get_im_delete_length ();
 		public bool get_im_location (int32 offset, int32 anchor);
+#if HAS_MUTTER50
+		public bool get_im_preedit_hints (Clutter.PreeditAttribute preedit_hints, uint n_preedit_hints);
+#endif
 		public Clutter.PreeditResetMode get_im_preedit_reset_mode ();
 		public unowned string get_im_text ();
 		public uint16 get_key_code ();
@@ -6129,6 +6319,9 @@ namespace Clutter {
 #endif
 		public Clutter.ScrollSource get_scroll_source ();
 		public unowned Clutter.InputDevice get_source_device ();
+#if HAS_MUTTER51
+		public unowned Clutter.Actor get_source ();
+#endif
 		public Clutter.ModifierType get_state ();
 		public uint32 get_time ();
 		public int64 get_time_us ();
@@ -6203,6 +6396,9 @@ namespace Clutter {
 	[CCode (cheader_filename = "clutter/clutter.h", ref_function = "clutter_frame_ref", type_id = "clutter_frame_get_type ()", unref_function = "clutter_frame_unref")]
 	[Compact]
 	public class Frame {
+#if HAS_MUTTER51
+		public unowned Cogl.FrameInfo get_cogl_frame_info ();
+#endif
 		public int64 get_count ();
 #if HAS_MUTTER50
 		public bool get_expected_presentation_time (int64 expected_presentation_time_us);
@@ -6212,6 +6408,9 @@ namespace Clutter {
 		public bool has_result ();
 		public unowned Clutter.Frame @ref ();
 		public void set_result (Clutter.FrameResult result);
+#if HAS_MUTTER51
+		public void take_cogl_frame_info (Cogl.FrameInfo frame_info);
+#endif
 		public void unref ();
 	}
 	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_frame_clock_get_type ()")]
@@ -6234,8 +6433,14 @@ namespace Clutter {
 		public void notify_ready ();
 		public void record_flip_time (int64 flip_time_us);
 		public void remove_timeline (Clutter.Timeline timeline);
+#if HAS_MUTTER50
+		public void schedule_flush_update ();
+#endif
 		public void schedule_update ();
 		public void schedule_update_now ();
+#if HAS_MUTTER51
+		public void schedule_update_throttled ();
+#endif
 #if HAS_MUTTER47
 		public void set_deadline_evasion (int64 deadline_evasion_us);
 #if HAS_MUTTER49
@@ -6452,10 +6657,18 @@ namespace Clutter {
 		[CCode (has_construct_function = false)]
 		protected InputDeviceTool ();
 		public Clutter.InputAxisFlags get_axes ();
+#if HAS_MUTTER51
+		public uint get_eraser_button ();
+#endif
 		public uint64 get_id ();
 		public uint64 get_serial ();
 		public Clutter.InputDeviceToolType get_tool_type ();
 		public Clutter.InputAxisFlags axes { get; construct; }
+#if HAS_MUTTER51
+		public uint eraser_button { get; construct; }
+		[NoAccessorMethod]
+		public bool has_eraser_button { get; construct; }
+#endif
 		public uint64 id { get; construct; }
 		public uint64 serial { get; construct; }
 		[NoAccessorMethod]
@@ -6465,6 +6678,10 @@ namespace Clutter {
 	public abstract class InputFocus : GLib.Object {
 		[CCode (has_construct_function = false)]
 		protected InputFocus ();
+#if HAS_MUTTER51
+		[NoWrapper]
+		public virtual void action (Clutter.InputAction action);
+#endif
 		[NoWrapper]
 		public virtual void commit_text (string text);
 		[NoWrapper]
@@ -6483,9 +6700,16 @@ namespace Clutter {
 		public void set_content_hints (Clutter.InputContentHintFlags hint);
 		public void set_content_purpose (Clutter.InputContentPurpose purpose);
 		public void set_cursor_location (Graphene.Rect rect);
+#if HAS_MUTTER51
+		public void set_handled_actions (Clutter.InputActionFlags actions);
+#endif
 		public void set_input_panel_state (Clutter.InputPanelState state);
 		[NoWrapper]
+#if HAS_MUTTER51
+		public virtual void set_preedit_text (string preedit, uint cursor, uint anchor, Clutter.PreeditAttribute style_hints, uint n_style_hints);
+#else
 		public virtual void set_preedit_text (string preedit, uint cursor, uint anchor);
+#endif
 		public void set_surrounding (string text, uint cursor, uint anchor);
 	}
 	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_input_method_get_type ()")]
@@ -6502,10 +6726,19 @@ namespace Clutter {
 		public virtual void reset ();
 		[NoWrapper]
 		public virtual void set_cursor_location (Graphene.Rect rect);
+#if HAS_MUTTER50
+		public virtual void set_handled_actions (Clutter.InputActionFlags actions);
+#endif
 		public void set_input_panel_state (Clutter.InputPanelState state);
 		public void set_preedit_text (string? preedit, uint cursor, uint anchor, Clutter.PreeditResetMode mode);
+#if HAS_MUTTER50
+		public void set_preedit_text_with_attrs (string? preedit, uint cursor, uint anchor, Clutter.PreeditResetMode mode, [CCode (array_length_cname = "n_preedit_hints", array_length_pos = 5.1, array_length_type = "guint")] Clutter.PreeditAttribute[]? preedit_hints);
+#endif
 		[NoWrapper]
 		public virtual void set_surrounding (string text, uint cursor, uint anchor);
+#if HAS_MUTTER50
+		public void trigger_action (Clutter.InputAction action);
+#endif
 		[NoWrapper]
 		public virtual void update_content_hints (Clutter.InputContentHintFlags hint);
 		[NoWrapper]
@@ -6516,6 +6749,9 @@ namespace Clutter {
 		public Clutter.InputContentHintFlags content_hints { get; set; }
 		[NoAccessorMethod]
 		public Clutter.InputContentPurpose content_purpose { get; set; }
+#if HAS_MUTTER51
+		public Clutter.InputActionFlags handled_actions { set; }
+#endif
 		[HasEmitter]
 		public signal void commit (string text);
 		public signal void cursor_location_changed (Graphene.Rect object);
@@ -6554,6 +6790,23 @@ namespace Clutter {
 		public GLib.Value initial { owned get; set; }
 		public GLib.Type value_type { get; construct; }
 	}
+#if HAS_MUTTER51
+	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_key_controller_get_type ()")]
+	public sealed class KeyController : Clutter.Action {
+		[CCode (has_construct_function = false, type = "ClutterAction*")]
+		public KeyController (Clutter.InputFocus? im_focus);
+		public bool get_key (out uint32 key_symbol, out uint32 key_code, out unichar unicode);
+		public bool get_state (out Clutter.ModifierType pressed, out Clutter.ModifierType latched, out Clutter.ModifierType locked);
+		public bool get_trigger_keybindings ();
+		public void set_trigger_keybindings (bool trigger_keybindings);
+		[NoAccessorMethod]
+		public Clutter.InputFocus im_focus { construct; }
+		public bool trigger_keybindings { get; set; }
+		public signal bool key_press ();
+		public signal bool key_release ();
+		public signal void modifier_change ();
+	}
+#endif
 	[CCode (cheader_filename = "clutter/clutter.h", has_type_id = false)]
 	[Compact]
 	public class KeyEvent : Clutter.Event {
@@ -6640,6 +6893,16 @@ namespace Clutter {
 		[CCode (has_construct_function = false, type = "ClutterAction*")]
 		public LongPressGesture ();
 	}
+#endif
+#if HAS_MUTTER51
+	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_motion_controller_get_type ()")]
+	public class MotionController : Clutter.Action {
+		[CCode (has_construct_function = false, type = "ClutterAction*")]
+		public MotionController ();
+		public signal void enter (Clutter.Sprite sprite, float x, float y);
+		public signal void leave (Clutter.Sprite sprite);
+		public signal void motion (Clutter.Sprite sprite, float x, float y);
+	}
 #endif
 	[CCode (cheader_filename = "clutter/clutter.h", has_type_id = false)]
 	[Compact]
@@ -6803,7 +7066,12 @@ namespace Clutter {
 		public unowned Clutter.PickContext @ref ();
 		public void unref ();
 	}
-#if HAS_MUTTER47
+#if HAS_MUTTER51
+	[CCode (cheader_filename = "clutter/clutter.h", has_type_id = false)]
+	[Compact]
+	public class PipelineCache {
+	}
+#elif HAS_MUTTER47
 	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_pipeline_cache_get_type ()")]
 	public class PipelineCache : GLib.Object {
 		[CCode (has_construct_function = false)]
@@ -6897,6 +7165,16 @@ namespace Clutter {
 		public void set_scroll_mode (Clutter.ScrollMode mode);
 		public Clutter.ScrollMode scroll_mode { get; set; }
 	}
+#endif
+#if HAS_MUTTER51
+	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_scroll_controller_get_type ()")]
+	public class ScrollController : Clutter.Action {
+		[CCode (has_construct_function = false, type = "ClutterAction*")]
+		public ScrollController (Clutter.ScrollControllerFlags flags);
+		[NoAccessorMethod]
+		public Clutter.ScrollControllerFlags flags { get; construct; }
+		public signal void scroll (Clutter.Sprite sprite, Clutter.ScrollSource source, double dx, double dy);
+	}
 #endif
 	[CCode (cheader_filename = "clutter/clutter.h", has_type_id = false)]
 	[Compact]
@@ -6975,8 +7253,10 @@ namespace Clutter {
 	public sealed class Settings : GLib.Object {
 		[CCode (has_construct_function = false)]
 		protected Settings ();
+#if !HAS_MUTTER51
 		[Version (deprecated = true)]
 		public static unowned Clutter.Settings get_default ();
+#endif
 		[NoAccessorMethod]
 		public int dnd_drag_threshold { get; set; }
 		[NoAccessorMethod]
@@ -7016,6 +7296,13 @@ namespace Clutter {
 	}
 	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_shader_effect_get_type ()")]
 	public class ShaderEffect : Clutter.OffscreenEffect {
+#if HAS_MUTTER51
+		[CCode (has_construct_function = false)]
+		protected ShaderEffect ();
+		[NoWrapper]
+		public virtual Cogl.Snippet get_static_snippet ();
+		public void set_uniform_float (string name, int n_components, [CCode (array_length_cname = "total_count", array_length_pos = 2.5)] float[] value);
+#else
 		[CCode (has_construct_function = false, type = "ClutterEffect*")]
 #if HAS_MUTTER48
 		public ShaderEffect (Cogl.ShaderType shader_type);
@@ -7027,12 +7314,18 @@ namespace Clutter {
 		[NoWrapper]
 		public virtual string get_static_shader_source ();
 		public bool set_shader_source (string source);
+#endif
 		public void set_uniform_value (string name, GLib.Value value);
+#if HAS_MUTTER51
+		[CCode (has_construct_function = false, type = "ClutterEffect*")]
+		public ShaderEffect.with_snippet (Cogl.Snippet snippet);
+#else
 		[NoAccessorMethod]
 #if HAS_MUTTER48
 		public Cogl.ShaderType shader_type { construct; }
 #else
 		public Clutter.ShaderType shader_type { construct; }
+#endif
 #endif
 	}
 	[CCode (cheader_filename = "clutter/clutter.h", type_id = "clutter_shader_float_get_type ()")]
@@ -7123,9 +7416,18 @@ namespace Clutter {
 #if HAS_MUTTER47
 		public bool is_active ();
 #endif
+#if HAS_MUTTER50
+		public bool paint_to_buffer (Mtk.Rectangle rect, float scale, [CCode (array_length = false)] uint8[] data, int stride, Cogl.PixelFormat format, Clutter.ColorState? color_state, Clutter.PaintFlag paint_flags) throws GLib.Error;
+		public Clutter.Content paint_to_content (Mtk.Rectangle rect, float scale, Clutter.ColorState? color_state, Clutter.PaintFlag paint_flags) throws GLib.Error;
+		public void paint_to_framebuffer (Cogl.Framebuffer framebuffer, Mtk.Rectangle rect, float scale, Clutter.ColorState color_state, Clutter.PaintFlag paint_flags);
+#else
 		public bool paint_to_buffer (Mtk.Rectangle rect, float scale, [CCode (array_length = false)] uint8[] data, int stride, Cogl.PixelFormat format, Clutter.PaintFlag paint_flags) throws GLib.Error;
 		public Clutter.Content paint_to_content (Mtk.Rectangle rect, float scale, Clutter.PaintFlag paint_flags) throws GLib.Error;
 		public void paint_to_framebuffer (Cogl.Framebuffer framebuffer, Mtk.Rectangle rect, float scale, Clutter.PaintFlag paint_flags);
+#endif
+#if HAS_MUTTER51
+		public void paint_to_framebuffer_clipped (Cogl.Framebuffer framebuffer, Mtk.Rectangle rect, float scale, Clutter.ColorState color_state, Mtk.Region redraw_clip, Clutter.PaintFlag paint_flags);
+#endif
 #if !HAS_MUTTER49
 		public bool pointing_input_foreach (Clutter.StageInputForeachFunc func);
 #endif
@@ -7139,7 +7441,9 @@ namespace Clutter {
 		public void set_active (bool is_active);
 #endif
 		public void set_key_focus (Clutter.Actor? actor);
+#if !HAS_MUTTER51
 		public void set_minimum_size (uint width, uint height);
+#endif
 #if !HAS_MUTTER48
 		public void set_title (string title);
 		public void update_device (Clutter.InputDevice device, Clutter.EventSequence sequence, Clutter.InputDevice source_device, Graphene.Point point, uint32 time, Clutter.Actor new_actor, Mtk.Region region, bool emit_crossing);
@@ -7296,9 +7600,15 @@ namespace Clutter {
 		public bool get_cursor_visible ();
 		public bool get_editable ();
 		public Pango.EllipsizeMode get_ellipsize ();
+#if HAS_MUTTER51
+		public Cogl.Color get_error_color ();
+#endif
 		public Pango.FontDescription get_font_description ();
 		public unowned string get_font_name ();
 		public Clutter.InputContentHintFlags get_input_hints ();
+#if HAS_MUTTER51
+		public unowned Clutter.Actor get_input_interceptor ();
+#endif
 		public Clutter.InputContentPurpose get_input_purpose ();
 		public bool get_justify ();
 		public unowned Pango.Layout get_layout ();
@@ -7343,9 +7653,15 @@ namespace Clutter {
 		public void set_cursor_visible (bool cursor_visible);
 		public void set_editable (bool editable);
 		public void set_ellipsize (Pango.EllipsizeMode mode);
+#if HAS_MUTTER51
+		public void set_error_color (Cogl.Color? color);
+#endif
 		public void set_font_description (Pango.FontDescription font_desc);
 		public void set_font_name (string? font_name);
 		public void set_input_hints (Clutter.InputContentHintFlags hints);
+#if HAS_MUTTER51
+		public void set_input_interceptor (Clutter.Actor? input_interceptor);
+#endif
 		public void set_input_purpose (Clutter.InputContentPurpose purpose);
 		public void set_justify (bool justify);
 		public void set_line_alignment (Pango.Alignment alignment);
@@ -7394,9 +7710,17 @@ namespace Clutter {
 		public bool cursor_visible { get; set; }
 		public bool editable { get; set; }
 		public Pango.EllipsizeMode ellipsize { get; set; }
+#if HAS_MUTTER51
+		public Cogl.Color error_color { get; set; }
+		[NoAccessorMethod]
+		public bool error_color_set { get; }
+#endif
 		public Pango.FontDescription font_description { owned get; set; }
 		public string font_name { get; set; }
 		public Clutter.InputContentHintFlags input_hints { get; set; }
+#if HAS_MUTTER51
+		public Clutter.Actor input_interceptor { get; set; }
+#endif
 		public Clutter.InputContentPurpose input_purpose { get; set; }
 		public bool justify { get; set; }
 		public Pango.Alignment line_alignment { get; set; }
@@ -7716,13 +8040,27 @@ namespace Clutter {
 		public Clutter.ColorimetryType type;
 		public Clutter.Colorspace colorspace;
 		public Clutter.Primaries primaries;
+#if HAS_MUTTER51
+		public void clear ();
+		public bool equal (Clutter.Colorimetry other_colorimetry);
+		public void from_XYZ (Graphene.Matrix from_XYZ);
+		public unowned Clutter.Primaries? get_primaries ();
+		public void to_XYZ (Graphene.Matrix to_XYZ);
+		public string to_string ();
+#endif
 	}
 	[CCode (cheader_filename = "clutter/clutter.h", has_type_id = false)]
 	public struct EOTF {
 		public Clutter.EOTFType type;
 		public Clutter.TransferFunction tf_name;
 		public float gamma_exp;
+#if HAS_MUTTER51
+		public bool equal (Clutter.EOTF other_eotf);
+#endif
 		public unowned Clutter.Luminance? get_default_luminance ();
+#if HAS_MUTTER51
+		public unowned string to_string ();
+#endif
 	}
 	[CCode (cheader_filename = "clutter/clutter.h", has_type_id = false)]
 	public struct Luminance {
@@ -7735,6 +8073,10 @@ namespace Clutter {
 		public float @ref;
 #if HAS_MUTTER50
 		public float mastering_max;
+#endif
+#if HAS_MUTTER51
+		public bool equal (Clutter.Luminance other_lum);
+		public static unowned Clutter.Luminance? get_default_sdr ();
 #endif
 	}
 #endif
@@ -7802,6 +8144,9 @@ namespace Clutter {
 		public float get_height ();
 		public Graphene.Point3D get_origin ();
 		public float get_width ();
+#if HAS_MUTTER51
+		public void scale (float x_scale, float y_scale, float z_scale);
+#endif
 		public void set_depth (float depth);
 		public bool set_from_allocation (Clutter.Actor actor);
 		public void set_height (float height);
@@ -7836,6 +8181,14 @@ namespace Clutter {
 		public int dwell_delay;
 		public int dwell_threshold;
 	}
+#if HAS_MUTTER50
+	[CCode (cheader_filename = "clutter/clutter.h", has_type_id = false)]
+	public struct PreeditAttribute {
+		public Clutter.PreeditStyleHint hint;
+		public uint start;
+		public uint end;
+	}
+#endif
 #if HAS_MUTTER48
 	[CCode (cheader_filename = "clutter/clutter.h", has_type_id = false)]
 	public struct Primaries {
@@ -7848,6 +8201,9 @@ namespace Clutter {
 		public float w_x;
 		public float w_y;
 		public void ensure_normalized_range ();
+#if HAS_MUTTER51
+		public bool equal (Clutter.Primaries other_primaries);
+#endif
 	}
 #endif
 #if HAS_MUTTER47
@@ -8015,6 +8371,9 @@ namespace Clutter {
 #endif
 		NTSC;
 		public unowned Clutter.Primaries? to_primaries ();
+#if HAS_MUTTER51
+		public unowned string to_string ();
+#endif
 #else
 		BT2020
 #endif
@@ -8081,7 +8440,10 @@ namespace Clutter {
 		ZOOM_IN,
 		ZOOM_OUT,
 		DND_ASK,
-		ALL_RESIZE
+		ALL_RESIZE;
+#if HAS_MUTTER51
+		public unowned string to_name ();
+#endif
 	}
 #endif
 #if !HAS_MUTTER48
@@ -8176,6 +8538,9 @@ namespace Clutter {
 	[CCode (cheader_filename = "clutter/clutter.h", cprefix = "CLUTTER_PHASE_", type_id = "clutter_event_phase_get_type ()")]
 	public enum EventPhase {
 		CAPTURE,
+#if HAS_MUTTER51
+		TARGET,
+#endif
 		BUBBLE
 	}
 	[CCode (cheader_filename = "clutter/clutter.h", cprefix = "CLUTTER_", type_id = "clutter_event_type_get_type ()")]
@@ -8281,6 +8646,20 @@ namespace Clutter {
 		TOP,
 		BOTTOM
 	}
+#if HAS_MUTTER50
+	[CCode (cheader_filename = "clutter/clutter.h", cprefix = "CLUTTER_INPUT_ACTION_", type_id = "clutter_input_action_get_type ()")]
+	public enum InputAction {
+		SUBMIT,
+		LAST
+	}
+	[CCode (cheader_filename = "clutter/clutter.h", cprefix = "CLUTTER_INPUT_ACTION_FLAG_", type_id = "clutter_input_action_flags_get_type ()")]
+	[Flags]
+	public enum InputActionFlags {
+		NONE,
+		SUBMIT,
+		ALL
+	}
+#endif
 	[CCode (cheader_filename = "clutter/clutter.h", cprefix = "CLUTTER_INPUT_AXIS_", type_id = "clutter_input_axis_get_type ()")]
 	public enum InputAxis {
 		IGNORE,
@@ -8334,6 +8713,10 @@ namespace Clutter {
 		HIDDEN_TEXT,
 		SENSITIVE_DATA,
 		LATIN,
+#if HAS_MUTTER51
+		INHIBIT_OSK,
+		NO_EMOJI,
+#endif
 		MULTILINE
 	}
 	[CCode (cheader_filename = "clutter/clutter.h", cprefix = "CLUTTER_INPUT_CONTENT_PURPOSE_", type_id = "clutter_input_content_purpose_get_type ()")]
@@ -8510,9 +8893,18 @@ namespace Clutter {
 		ALL
 	}
 #if HAS_MUTTER47
+#if HAS_MUTTER51
+	[CCode (cheader_filename = "clutter/clutter.h", cprefix = "CLUTTER_PIPELINE_CAPABILITY_", type_id = "clutter_pipeline_capability_get_type ()")]
+#else
 	[CCode (cheader_filename = "clutter/clutter.h", cprefix = "CLUTTER_PIPELINE_CAPABILITY_COLOR_", type_id = "clutter_pipeline_capability_get_type ()")]
+#endif
 	public enum PipelineCapability {
+#if HAS_MUTTER51
+		COLOR_STATE,
+		SHADER_EFFECT;
+#else
 		STATE;
+#endif
 		public static GLib.Quark quark ();
 	}
 #endif
@@ -8555,6 +8947,19 @@ namespace Clutter {
 		CLEAR,
 		COMMIT
 	}
+#if HAS_MUTTER50
+	[CCode (cheader_filename = "clutter/clutter.h", cprefix = "CLUTTER_PREEDIT_STYLE_", type_id = "clutter_preedit_style_hint_get_type ()")]
+	public enum PreeditStyleHint {
+		NONE,
+		WHOLE,
+		SELECTION,
+		PREDICTION,
+		PREFIX,
+		SUFFIX,
+		SPELLING_ERROR,
+		COMPOSE_ERROR
+	}
+#endif
 	[CCode (cheader_filename = "clutter/clutter.h", cprefix = "CLUTTER_REPAINT_FLAGS_", type_id = "clutter_repaint_flags_get_type ()")]
 	[Flags]
 	public enum RepaintFlags {
@@ -8579,6 +8984,17 @@ namespace Clutter {
 		NEAREST,
 		TRILINEAR
 	}
+#if HAS_MUTTER51
+	[CCode (cheader_filename = "clutter/clutter.h", cprefix = "CLUTTER_SCROLL_CONTROLLER_FLAG_", type_id = "clutter_scroll_controller_flags_get_type ()")]
+	[Flags]
+	public enum ScrollControllerFlags {
+		NONE,
+		SCROLL_VERTICAL,
+		SCROLL_HORIZONTAL,
+		DISCRETE,
+		PHYSICAL_DIRECTION
+	}
+#endif
 	[CCode (cheader_filename = "clutter/clutter.h", cprefix = "CLUTTER_SCROLL_", type_id = "clutter_scroll_direction_get_type ()")]
 	public enum ScrollDirection {
 		UP,
@@ -8680,7 +9096,12 @@ namespace Clutter {
 #if !HAS_MUTTER50
 		DEFAULT,
 #endif
+#if HAS_MUTTER51
+		SRGB_PIECEWISE,
+		GAMMA22,
+#else
 		SRGB,
+#endif
 		PQ,
 #if HAS_MUTTER48
 #if HAS_MUTTER50
@@ -8703,6 +9124,18 @@ namespace Clutter {
 		POINTER,
 		TOUCHSCREEN
 	}
+#if HAS_MUTTER51
+	[CCode (cheader_filename = "clutter/clutter.h", cprefix = "CLUTTER_YCBCR_COEFFICIENTS_", type_id = "clutter_ycbcr_coefficients_get_type ()")]
+	public enum YcbcrCoefficients {
+		IDENTITY_LIMITED,
+		BT601_FULL,
+		BT601_LIMITED,
+		BT709_FULL,
+		BT709_LIMITED,
+		BT2020_FULL,
+		BT2020_LIMITED
+	}
+#endif
 	[CCode (cheader_filename = "clutter/clutter.h", instance_pos = 1.9)]
 	public delegate Clutter.Actor ActorCreateChildFunc (GLib.Object item);
 	[CCode (cheader_filename = "clutter/clutter.h", instance_pos = 2.9)]
@@ -8741,6 +9174,14 @@ namespace Clutter {
 #if HAS_MUTTER50
 	[Version (replacement = "Colorspace.to_primaries")]
 	public static unowned Clutter.Primaries? colorspace_to_primaries (Clutter.Colorspace colorspace);
+#endif
+#if HAS_MUTTER51
+	[CCode (cheader_filename = "clutter/clutter.h")]
+	[Version (replacement = "Colorspace.to_string")]
+	public static unowned string colorspace_to_string (Clutter.Colorspace colorspace);
+	[CCode (cheader_filename = "clutter/clutter.h")]
+	[Version (replacement = "CursorType.to_name")]
+	public static unowned string cursor_type_to_name (Clutter.CursorType cursor);
 #endif
 	[CCode (cheader_filename = "clutter/clutter.h")]
 	public static void debug_set_max_render_time_constant (int max_render_time_constant_us);
@@ -8769,8 +9210,10 @@ namespace Clutter {
 	public static uint32 get_current_event_time ();
 	[CCode (cheader_filename = "clutter/clutter.h")]
 	public static void get_debug_flags (out Clutter.DebugFlag debug_flags, out Clutter.DrawDebugFlag draw_flags, out Clutter.PickDebugFlag pick_flags);
+#if !HAS_MUTTER51
 	[CCode (cheader_filename = "clutter/clutter.h")]
 	public static unowned Clutter.Backend get_default_backend ();
+#endif
 	[CCode (cheader_filename = "clutter/clutter.h")]
 	public static Clutter.TextDirection get_default_text_direction ();
 #if !HAS_MUTTER47
@@ -8785,6 +9228,15 @@ namespace Clutter {
 	public static void keyval_convert_case (uint symbol, out uint lower, out uint upper);
 	[CCode (cheader_filename = "clutter/clutter.h")]
 	public static unowned string? keyval_name (uint keyval);
+#if HAS_MUTTER51
+	[CCode (cheader_filename = "clutter/clutter.h")]
+	public static uint keyval_to_lower (uint keyval);
+	[CCode (cheader_filename = "clutter/clutter.h")]
+	public static uint keyval_to_upper (uint keyval);
+	[CCode (cheader_filename = "clutter/clutter.h")]
+	[Version (replacement = "Luminance.get_default_sdr")]
+	public static unowned Clutter.Luminance? luminance_get_default_sdr ();
+#endif
 #if HAS_MUTTER50
 	[CCode (cheader_filename = "clutter/clutter.h")]
 	[Version (replacement = "PipelineCapability.quark")]
@@ -8796,4 +9248,8 @@ namespace Clutter {
 #endif
 	[CCode (cheader_filename = "clutter/clutter.h")]
 	public static uint unicode_to_keysym (uint32 wc);
+#if HAS_MUTTER51
+	[CCode (cheader_filename = "clutter/clutter.h")]
+	public static void xyY_to_XYZ (float x, float y, float Y, Graphene.Vec3 XYZ);
+#endif
 }
diff --git a/vapi/mutter-cogl-14.vapi b/vapi/mutter-cogl-14.vapi
index c234e7b6..9ae10914 100644
--- a/vapi/mutter-cogl-14.vapi
+++ b/vapi/mutter-cogl-14.vapi
@@ -90,6 +90,12 @@ namespace Cogl {
 		public int get_height ();
 		public int get_rowstride ();
 		public int get_width ();
+#if HAS_MUTTER51
+		public unowned uint8? map (Cogl.BufferAccess access, Cogl.BufferMapHint hints) throws GLib.Error;
+		public void unmap ();
+		[CCode (has_construct_function = false)]
+		public Bitmap.with_malloc_buffer (Cogl.Context context, uint width, uint height, Cogl.PixelFormat format) throws GLib.Error;
+#endif
 		[CCode (has_construct_function = false)]
 		public Bitmap.with_size (Cogl.Context context, uint width, uint height, Cogl.PixelFormat format);
 	}
@@ -113,9 +119,17 @@ namespace Cogl {
 		public Cogl.BufferUpdateHint update_hint { set construct; }
 	}
 	[CCode (cheader_filename = "cogl/cogl.h", type_id = "cogl_context_get_type ()")]
+#if HAS_MUTTER51
+	public abstract class Context : GLib.Object {
+#else
 	public sealed class Context : GLib.Object {
+#endif
 		[CCode (has_construct_function = false)]
+#if HAS_MUTTER51
+		protected Context ();
+#else
 		public Context (Cogl.Display? display) throws GLib.Error;
+#endif
 #if HAS_MUTTER47
 		public void flush ();
 #else
@@ -140,7 +154,7 @@ namespace Cogl {
 #if !HAS_MUTTER50
 		public Cogl.GraphicsResetStatus get_graphics_reset_status ();
 #endif
-#if HAS_MUTTER48
+#if HAS_MUTTER48 && !HAS_MUTTER51
 		public int get_latest_sync_fd ();
 #endif
 		public unowned Cogl.Pipeline get_named_pipeline (Cogl.PipelineKey key);
@@ -151,7 +165,9 @@ namespace Cogl {
 #if !HAS_MUTTER47
 		[CCode (cheader_filename = "cogl/cogl.h", cname = "cogl_has_feature")]
 #endif
+#if !HAS_MUTTER51
 		public bool has_feature (Cogl.FeatureID feature);
+#endif
 #if HAS_MUTTER47
 		public bool has_winsys_feature (Cogl.WinsysFeature feature);
 #endif
@@ -159,14 +175,35 @@ namespace Cogl {
 		public bool is_hardware_accelerated ();
 #endif
 		public void set_named_pipeline (Cogl.PipelineKey key, Cogl.Pipeline? pipeline);
+#if HAS_MUTTER51
+		public void set_winsys_feature (Cogl.WinsysFeature feature, bool value);
+#endif
 #if !HAS_MUTTER50
 		public int64 timestamp_query_get_time_ns (Cogl.TimestampQuery query);
 #endif
+#if HAS_MUTTER51
+		public Cogl.Display display { get; construct; }
+#endif
+	}
+#if HAS_MUTTER51
+	[CCode (cheader_filename = "cogl/cogl.h", type_id = "cogl_context_egl_get_type ()")]
+	public class ContextEGL : Cogl.Context {
+		[CCode (has_construct_function = false, type = "CoglContext*")]
+		public ContextEGL (Cogl.Display display) throws GLib.Error;
 	}
+#endif
 	[CCode (cheader_filename = "cogl/cogl.h", type_id = "cogl_display_get_type ()")]
+#if HAS_MUTTER51
+	public abstract class Display : GLib.Object {
+#else
 	public sealed class Display : GLib.Object {
+#endif
 		[CCode (has_construct_function = false)]
-#if HAS_MUTTER47
+#if HAS_MUTTER51
+		protected Display ();
+		[NoWrapper]
+		public virtual void destroy ();
+#elif HAS_MUTTER47
 		public Display (Cogl.Renderer renderer);
 #else
 		public Display (Cogl.Renderer renderer, Cogl.OnscreenTemplate onscreen_template);
@@ -175,8 +212,24 @@ namespace Cogl {
 #if !HAS_MUTTER47
 		public void set_onscreen_template (Cogl.OnscreenTemplate onscreen_template);
 #endif
+#if HAS_MUTTER51
+		public virtual bool setup () throws GLib.Error;
+		public Cogl.Renderer renderer { get; construct; }
+#else
 		public bool setup () throws GLib.Error;
+#endif
+	}
+#if HAS_MUTTER51
+	[CCode (cheader_filename = "cogl/cogl.h", type_id = "cogl_display_egl_get_type ()")]
+	public class DisplayEGL : Cogl.Display {
+		[CCode (has_construct_function = false)]
+		public DisplayEGL (Cogl.Renderer renderer);
+		[NoWrapper]
+		public virtual void cleanup_context ();
+		[NoWrapper]
+		public virtual bool context_created () throws GLib.Error;
 	}
+#endif
 	[CCode (cheader_filename = "cogl/cogl.h", free_function = "cogl_dma_buf_handle_free", has_type_id = false)]
 	[Compact]
 	public class DmaBufHandle {
@@ -214,10 +267,22 @@ namespace Cogl {
 		public Cogl.GraphicsResetStatus get_graphics_reset_status ();
 		public unowned string get_vendor ();
 		public bool has_feature (Cogl.FeatureID feature);
+#if !HAS_MUTTER51
 		public bool is_hardware_accelerated ();
+#endif
 		public void set_feature (Cogl.FeatureID feature, bool value);
 	}
 #endif
+#if HAS_MUTTER51
+	[CCode (cheader_filename = "cogl/cogl.h", type_id = "cogl_driver_gl_get_type ()")]
+	public class DriverGL : Cogl.Driver {
+		[CCode (has_construct_function = false)]
+		protected DriverGL ();
+		public uint get_gl_error ();
+		[CCode (array_length = false, array_null_terminated = true)]
+		public string[] get_gl_extensions (Cogl.Renderer renderer);
+	}
+#endif
 #if !HAS_MUTTER47
 	[CCode (cheader_filename = "cogl/cogl.h", has_type_id = false)]
 	[Compact]
@@ -244,6 +309,9 @@ namespace Cogl {
 		public bool get_is_symbolic ();
 #if HAS_MUTTER50
 		public int64 get_kms_ready_time_us ();
+#endif
+#if HAS_MUTTER51
+		public unowned Cogl.Onscreen get_onscreen ();
 #endif
 		public int64 get_presentation_time_us ();
 		public float get_refresh_rate ();
@@ -277,10 +345,16 @@ namespace Cogl {
 		public unowned Cogl.FenceClosure? add_fence_callback ([CCode (scope = "async")] Cogl.FenceCallback callback);
 #endif
 		public virtual bool allocate () throws GLib.Error;
+#if HAS_MUTTER51
+		public void bind_renderbuffers (Cogl.Renderbuffers renderbuffers);
+#endif
 #if !HAS_MUTTER48
 		[CCode (cheader_filename = "cogl/cogl.h", cname = "cogl_blit_framebuffer")]
 #endif
 		public bool blit (Cogl.Framebuffer dst, int src_x, int src_y, int dst_x, int dst_y, int width, int height) throws GLib.Error;
+#if HAS_MUTTER51
+		public bool blit_region (Cogl.Framebuffer dst, Mtk.Region src_region, int dst_x_offset, int dst_y_offset) throws GLib.Error;
+#endif
 #if !HAS_MUTTER47
 		public void cancel_fence_callback (Cogl.FenceClosure closure);
 #endif
@@ -328,6 +402,9 @@ namespace Cogl {
 		[NoWrapper]
 		public virtual bool is_y_flipped ();
 		public void orthographic (float x_1, float y_1, float x_2, float y_2, float near, float far);
+#if HAS_MUTTER51
+		public unowned Cogl.Renderbuffers peek_renderbuffers ();
+#endif
 		public void perspective (float fov_y, float aspect, float z_near, float z_far);
 		public void pop_clip ();
 		public void pop_matrix ();
@@ -454,7 +531,9 @@ namespace Cogl {
 		public unowned Cogl.OnscreenDirtyClosure add_dirty_callback (owned Cogl.OnscreenDirtyCallback callback);
 #endif
 		public unowned Cogl.FrameClosure add_frame_callback (owned Cogl.FrameCallback callback);
+#if !HAS_MUTTER51
 		public void add_frame_info (owned Cogl.FrameInfo info);
+#endif
 		[NoWrapper]
 		public virtual void bind ();
 		public virtual bool direct_scanout (Cogl.Scanout scanout, Cogl.FrameInfo info) throws GLib.Error;
@@ -476,8 +555,19 @@ namespace Cogl {
 #if !HAS_MUTTER47
 		public void show ();
 #endif
+#if !HAS_MUTTER51
 		public void swap_buffers (Cogl.FrameInfo frame_info, void* user_data);
-#if HAS_MUTTER48
+#endif
+#if HAS_MUTTER51
+		public void swap_buffers_with_damage (Mtk.Region region, Cogl.FrameInfo info, void* user_data);
+		[CCode (vfunc_name = "swap_buffers_with_damage")]
+		[NoWrapper]
+		public virtual bool swap_buffers_with_damage_vfunc (Mtk.Region region, Cogl.FrameInfo info);
+		public void swap_region (Mtk.Region region, Cogl.FrameInfo info, void* user_data);
+		[CCode (vfunc_name = "swap_region")]
+		[NoWrapper]
+		public virtual bool swap_region_vfunc (Mtk.Region region, Cogl.FrameInfo info);
+#elif HAS_MUTTER48
 		public virtual void swap_buffers_with_damage (Mtk.Region region, Cogl.FrameInfo info);
 		public virtual void swap_region (Mtk.Region region, Cogl.FrameInfo info);
 #else
@@ -522,6 +612,9 @@ namespace Cogl {
 	public sealed class Pipeline : GLib.Object {
 		[CCode (has_construct_function = false)]
 		public Pipeline (Cogl.Context context);
+#if HAS_MUTTER51
+		public void add_capability (GLib.Quark domain, uint capability);
+#endif
 		public void add_layer_snippet (int layer, Cogl.Snippet snippet);
 		public void add_snippet (Cogl.Snippet snippet);
 		public Cogl.Pipeline copy ();
@@ -529,6 +622,9 @@ namespace Cogl {
 		public Cogl.PipelineAlphaFunc get_alpha_test_function ();
 		public float get_alpha_test_reference ();
 		public Cogl.Color get_color ();
+#if HAS_MUTTER51
+		public unowned Cogl.Context get_context ();
+#endif
 		public Cogl.PipelineCullFaceMode get_cull_face_mode ();
 		public Cogl.DepthState get_depth_state ();
 		public Cogl.Winding get_front_face_winding ();
@@ -544,7 +640,9 @@ namespace Cogl {
 		public bool get_per_vertex_point_size ();
 		public float get_point_size ();
 		public int get_uniform_location (string uniform_name);
+#if !HAS_MUTTER51
 		public unowned Cogl.Program get_user_program ();
+#endif
 #if HAS_MUTTER48
 		public bool has_capability (GLib.Quark domain, uint capability);
 #endif
@@ -583,7 +681,9 @@ namespace Cogl {
 		public void set_uniform_int (int uniform_location, int n_components, int count, int value);
 		public void set_uniform_matrix (int uniform_location, int dimensions, int count, bool transpose, float value);
 #endif
+#if !HAS_MUTTER51
 		public void set_user_program (Cogl.Program program);
+#endif
 	}
 	[CCode (cheader_filename = "cogl/cogl.h", type_id = "cogl_pixel_buffer_get_type ()")]
 	public sealed class PixelBuffer : Cogl.Buffer {
@@ -640,6 +740,7 @@ namespace Cogl {
 		[CCode (has_construct_function = false)]
 		public Primitive.with_attributes (Cogl.VerticesMode mode, int n_vertices, [CCode (array_length_cname = "n_attributes", array_length_pos = 3.1)] Cogl.Attribute[] attributes);
 	}
+#if !HAS_MUTTER51
 	[CCode (cheader_filename = "cogl/cogl.h", type_id = "cogl_program_get_type ()")]
 	public sealed class Program : GLib.Object {
 		[CCode (has_construct_function = false)]
@@ -667,30 +768,61 @@ namespace Cogl {
 		[Version (deprecated = true, deprecated_since = "1.16")]
 		public void set_uniform_matrix (int uniform_location, int dimensions, bool transpose, [CCode (array_length_cname = "count", array_length_pos = 2.5)] float[] value);
 	}
+#endif
+#if HAS_MUTTER51
+	[CCode (cheader_filename = "cogl/cogl.h", has_type_id = false)]
+	[Compact]
+	public class Renderbuffers {
+	}
+#endif
 	[CCode (cheader_filename = "cogl/cogl.h", type_id = "cogl_renderer_get_type ()")]
+#if HAS_MUTTER51
+	public abstract class Renderer : GLib.Object {
+		[CCode (has_construct_function = false)]
+		protected Renderer ();
+#else
 	public sealed class Renderer : GLib.Object {
 		[CCode (has_construct_function = false)]
 		public Renderer ();
+#endif
 #if !HAS_MUTTER47
 		public void add_constraint (Cogl.RendererConstraint constraint);
 #endif
+#if HAS_MUTTER51
+		public virtual void bind_api ();
+#else
 		public void bind_api ();
+#endif
 #if !HAS_MUTTER47
 		public bool check_onscreen_template (Cogl.OnscreenTemplate onscreen_template) throws GLib.Error;
 #endif
+#if HAS_MUTTER51
+		public virtual bool connect () throws GLib.Error;
+#else
 		public bool connect () throws GLib.Error;
+#endif
 #if !HAS_MUTTER47
 		public void foreach_output (Cogl.OutputCallback callback);
 #endif
 #if HAS_MUTTER48
 		public Cogl.DriverId get_driver_id ();
+#if HAS_MUTTER51
+		public virtual uint64 get_implicit_drm_modifier ();
+		public int get_latest_sync_fd ();
+#else
 		public uint64 get_implicit_drm_modifier ();
+#endif
 #else
 		public Cogl.Driver get_driver ();
 #endif
 #if HAS_MUTTER47
 		public void* get_proc_address (string name);
 #endif
+#if HAS_MUTTER51
+		[NoWrapper]
+		public virtual int get_sync_fd ();
+#endif
+#if !HAS_MUTTER51
 #if HAS_MUTTER50
 		public unowned Cogl.Winsys get_winsys ();
 #elif HAS_MUTTER49
@@ -701,7 +833,13 @@ namespace Cogl {
 #else
 		public Cogl.WinsysID get_winsys_id ();
 #endif
+#endif
+#if HAS_MUTTER51
+		public virtual bool is_dma_buf_supported ();
+		public virtual bool is_hardware_accelerated ();
+#else
 		public bool is_dma_buf_supported ();
+#endif
 #if HAS_MUTTER48
 		public bool is_implicit_drm_modifier (uint64 modifier);
 #endif
@@ -714,6 +852,15 @@ namespace Cogl {
 #if !HAS_MUTTER47
 		public void set_winsys_id (Cogl.WinsysID winsys_id);
 #endif
+#if HAS_MUTTER51
+		[NoWrapper]
+		public virtual bool load_driver (Cogl.DriverId driver_id) throws GLib.Error;
+		public void set_driver_id (Cogl.DriverId driver);
+		[NoWrapper]
+		public virtual void update_sync ();
+		[NoAccessorMethod]
+		public Cogl.Driver driver { owned get; construct; }
+#else
 #if HAS_MUTTER50
 		public void set_custom_winsys (Cogl.Winsys winsys);
 #endif
@@ -724,8 +871,19 @@ namespace Cogl {
 #else
 		public void set_winsys (void* winsys);
 #endif
+#endif
 #endif
 	}
+#if HAS_MUTTER51
+	[CCode (cheader_filename = "cogl/cogl.h", type_id = "cogl_renderer_egl_get_type ()")]
+	public class RendererEGL : Cogl.Renderer {
+		[CCode (has_construct_function = false)]
+		public RendererEGL ();
+		public bool has_feature (Cogl.EGLWinsysFeature feature);
+		public bool has_set_damage_region ();
+		public bool has_swap_buffers_with_damage ();
+	}
+#endif
 	[CCode (cheader_filename = "cogl/cogl.h", type_id = "cogl_scanout_get_type ()")]
 	public sealed class Scanout : GLib.Object {
 		[CCode (has_construct_function = false)]
@@ -749,6 +907,7 @@ namespace Cogl {
 		public void set_src_rect (Graphene.Rect rect);
 		public signal void scanout_failed (Cogl.Onscreen object);
 	}
+#if !HAS_MUTTER51
 	[CCode (cheader_filename = "cogl/cogl.h", type_id = "cogl_shader_get_type ()")]
 	public sealed class Shader : GLib.Object {
 		[CCode (has_construct_function = false)]
@@ -766,10 +925,14 @@ namespace Cogl {
 		[Version (deprecated = true, deprecated_since = "1.16")]
 		public void source (string source);
 	}
+#endif
 	[CCode (cheader_filename = "cogl/cogl.h", type_id = "cogl_snippet_get_type ()")]
 	public sealed class Snippet : GLib.Object {
 		[CCode (has_construct_function = false)]
 		public Snippet (Cogl.SnippetHook hook, string? declarations, string? post);
+#if HAS_MUTTER51
+		public bool get_capability (out GLib.Quark domain, out uint capability);
+#endif
 		public unowned string get_declarations ();
 		public Cogl.SnippetHook get_hook ();
 		public unowned string get_post ();
@@ -848,7 +1011,11 @@ namespace Cogl {
 		public int width { construct; }
 	}
 	[CCode (cheader_filename = "cogl/cogl.h", lower_case_csuffix = "texture_2d", type_id = "cogl_texture_2d_get_type ()")]
+#if HAS_MUTTER51
+	public class Texture2D : Cogl.Texture {
+#else
 	public sealed class Texture2D : Cogl.Texture {
+#endif
 		[CCode (has_construct_function = false)]
 		protected Texture2D ();
 		[CCode (has_construct_function = false, type = "CoglTexture*")]
@@ -876,6 +1043,7 @@ namespace Cogl {
 		[CCode (has_construct_function = false, type = "CoglTexture*")]
 		public Texture2DSliced.with_size (Cogl.Context ctx, int width, int height, int max_waste);
 	}
+#if !HAS_MUTTER51
 #if HAS_MUTTER50
 	[CCode (cheader_filename = "cogl/cogl.h", type_id = "cogl_winsys_get_type ()")]
 	public abstract class Winsys : GLib.Object {
@@ -916,6 +1084,7 @@ namespace Cogl {
 	[Compact]
 	public class TimestampQuery {
 	}
+#endif
 #endif
 	[CCode (cheader_filename = "cogl/cogl.h", type_cname = "CoglScanoutBufferInterface", type_id = "cogl_scanout_buffer_get_type ()")]
 	public interface ScanoutBuffer : GLib.Object {
@@ -986,7 +1155,7 @@ namespace Cogl {
 		public void set_test_function (Cogl.DepthTestFunction function);
 		public void set_write_enabled (bool enable);
 	}
-#if HAS_MUTTER50
+#if HAS_MUTTER50 && !HAS_MUTTER51
 	[CCode (cheader_filename = "cogl/cogl.h", has_type_id = false)]
 	public struct DisplayEGL {
 		public void* platform;
@@ -1020,7 +1189,7 @@ namespace Cogl {
 		public Cogl.Color color;
 	}
 #endif
-#if HAS_MUTTER50
+#if HAS_MUTTER50 && !HAS_MUTTER51
 	[CCode (cheader_filename = "cogl/cogl.h", has_type_id = false)]
 	public struct RendererEGL {
 		public Cogl.EGLWinsysFeature private_features;
@@ -1237,8 +1406,10 @@ namespace Cogl {
 		OGL_FEATURE_ID_MAP_BUFFER_FOR_READ,
 		[CCode (cname = "COGL_FEATURE_ID_MAP_BUFFER_FOR_WRITE")]
 		OGL_FEATURE_ID_MAP_BUFFER_FOR_WRITE,
+#if !HAS_MUTTER51
 		[CCode (cname = "COGL_FEATURE_ID_FENCE")]
 		OGL_FEATURE_ID_FENCE,
+#endif
 		[CCode (cname = "COGL_FEATURE_ID_TEXTURE_RG")]
 		OGL_FEATURE_ID_TEXTURE_RG,
 		[CCode (cname = "COGL_FEATURE_ID_TEXTURE_RGBA1010102")]
@@ -1251,8 +1422,10 @@ namespace Cogl {
 		[CCode (cname = "COGL_FEATURE_ID_BUFFER_AGE")]
 		OGL_FEATURE_ID_BUFFER_AGE,
 #endif
+#if !HAS_MUTTER51
 		[CCode (cname = "COGL_FEATURE_ID_TEXTURE_EGL_IMAGE_EXTERNAL")]
 		OGL_FEATURE_ID_TEXTURE_EGL_IMAGE_EXTERNAL,
+#endif
 		[CCode (cname = "COGL_FEATURE_ID_BLIT_FRAMEBUFFER")]
 		OGL_FEATURE_ID_BLIT_FRAMEBUFFER,
 #if HAS_MUTTER47 && !HAS_MUTTER50
@@ -1292,8 +1465,10 @@ namespace Cogl {
 		OGL_FEATURE_ID_TEXTURE_MAX_LEVEL,
 		[CCode (cname = "COGL_FEATURE_ID_TEXTURE_LOD_BIAS")]
 		OGL_FEATURE_ID_TEXTURE_LOD_BIAS,
+#if !HAS_MUTTER51
 		[CCode (cname = "COGL_FEATURE_ID_OES_EGL_SYNC")]
 		OGL_FEATURE_ID_OES_EGL_SYNC,
+#endif
 		[CCode (cname = "COGL_FEATURE_ID_QUIRK_GENERATE_MIPMAP_NEEDS_FLUSH")]
 		OGL_FEATURE_ID_QUIRK_GENERATE_MIPMAP_NEEDS_FLUSH,
 #endif
@@ -1370,7 +1545,11 @@ namespace Cogl {
 	}
 	[CCode (cheader_filename = "cogl/cogl.h", cprefix = "COGL_PIXEL_FORMAT_", type_id = "cogl_pixel_format_get_type ()")]
 	public enum PixelFormat {
+#if HAS_MUTTER51
+		ARGB32_NATIVE,
+#else
 		CAIRO_ARGB32_COMPAT,
+#endif
 		ANY,
 		A_8,
 		RGB_565,
@@ -1464,6 +1643,7 @@ namespace Cogl {
 		EGL
 	}
 #endif
+#if !HAS_MUTTER51
 #if HAS_MUTTER48
 	[CCode (cheader_filename = "cogl/cogl.h", cprefix = "COGL_SHADER_TYPE_", type_id = "cogl_shader_type_get_type ()")]
 #else
@@ -1473,6 +1653,7 @@ namespace Cogl {
 		VERTEX,
 		FRAGMENT
 	}
+#endif
 	[CCode (cheader_filename = "cogl/cogl.h", cprefix = "COGL_SNIPPET_HOOK_", has_type_id = false)]
 	public enum SnippetHook {
 		VERTEX,
@@ -1560,7 +1741,11 @@ namespace Cogl {
 		SWAP_REGION_SYNCHRONIZED,
 #endif
 		BUFFER_AGE,
+#if HAS_MUTTER51
+		SYNC_FD,
+#else
 		SYNC_AND_COMPLETE_EVENT,
+#endif
 		N_FEATURES
 	}
 #if !HAS_MUTTER50
@@ -1623,8 +1808,15 @@ namespace Cogl {
 	[CCode (cheader_filename = "cogl/cogl.h", cprefix = "COGL_SYSTEM_ERROR_", has_type_id = false)]
 #endif
 	public errordomain SystemError {
+#if HAS_MUTTER51
+		[CCode (cname = "COGL_SYSTEM_ERROR_UNSUPPORTED")]
+		COGL_SYSTEM_ERROR_UNSUPPORTED,
+		[CCode (cname = "COGL_SYSTEM_ERROR_NO_MEMORY")]
+		COGL_SYSTEM_ERROR_NO_MEMORY
+#else
 		UNSUPPORTED,
 		NO_MEMORY
+#endif
 	}
 	[CCode (cheader_filename = "cogl/cogl.h", cprefix = "COGL_TEXTURE_ERROR_", has_type_id = false)]
 	public errordomain TextureError {
@@ -1679,6 +1871,10 @@ namespace Cogl {
 #if HAS_MUTTER50
 	[CCode (cheader_filename = "cogl/cogl.h")]
 	public static bool can_blit_between_formats (Cogl.PixelFormat src_format, Cogl.PixelFormat dst_format);
+#if HAS_MUTTER51
+	[CCode (cheader_filename = "cogl/cogl.h")]
+	public static bool check_extension (string name, string ext);
+#endif
 	[CCode (cheader_filename = "cogl/cogl.h")]
 	[Version (replacement = "Color.from_string")]
 	public static bool color_from_string (out Cogl.Color color, string str);
diff --git a/vapi/mutter-cogl-51.deps b/vapi/mutter-cogl-51.deps
new file mode 100644
index 00000000..35fbfd0a
--- /dev/null
+++ b/vapi/mutter-cogl-51.deps
@@ -0,0 +1,5 @@
+pango
+glib-2.0
+gio-2.0
+mutter-mtk-51
+x11
diff --git a/vapi/mutter-cogl-51.vapi b/vapi/mutter-cogl-51.vapi
new file mode 120000
index 00000000..dca44a1c
--- /dev/null
+++ b/vapi/mutter-cogl-51.vapi
@@ -0,0 +1 @@
+mutter-cogl-17.vapi
\ No newline at end of file
diff --git a/vapi/mutter-mtk-14.vapi b/vapi/mutter-mtk-14.vapi
index 2ae3a298..cf0a0a17 100644
--- a/vapi/mutter-mtk-14.vapi
+++ b/vapi/mutter-mtk-14.vapi
@@ -170,6 +170,16 @@ namespace Mtk {
 #if HAS_MUTTER50
 	[CCode (cheader_filename = "mtk/mtk.h")]
 	public static int64 find_nearest_interval_boundary (int64 boundary_us, int64 base_us, int64 interval_us);
+#endif
+#if HAS_MUTTER51
+	[CCode (cheader_filename = "mtk/mtk.h")]
+	public static uint idle_add (GLib.SourceFunc function);
+	[CCode (cheader_filename = "mtk/mtk.h")]
+	public static uint idle_add_full (int priority, owned GLib.SourceFunc function);
+	[CCode (cheader_filename = "mtk/mtk.h")]
+	public static uint idle_add_once (GLib.SourceOnceFunc function);
+	[CCode (cheader_filename = "mtk/mtk.h")]
+	public static bool is_fd_readable (int fd);
 #endif
 	[CCode (cheader_filename = "mtk/mtk.h")]
 	[Version (replacement = "Rectangle.from_graphene_rect")]
@@ -183,6 +193,24 @@ namespace Mtk {
 	[CCode (cheader_filename = "mtk/mtk.h")]
 	[Version (replacement = "Region.create_rectangles")]
 	public static Mtk.Region region_create_rectangles (Mtk.Rectangle rects, int n_rects);
+#if HAS_MUTTER51
+	[CCode (cheader_filename = "mtk/mtk.h")]
+	public static bool source_remove (uint tag);
+	[CCode (cheader_filename = "mtk/mtk.h")]
+	public static void source_set_name_by_id (uint tag, string name);
+	[CCode (cheader_filename = "mtk/mtk.h")]
+	public static uint timeout_add (uint interval, GLib.SourceFunc function);
+	[CCode (cheader_filename = "mtk/mtk.h")]
+	public static uint timeout_add_full (int priority, uint interval, owned GLib.SourceFunc function);
+	[CCode (cheader_filename = "mtk/mtk.h")]
+	public static uint timeout_add_once (uint interval, GLib.SourceOnceFunc function);
+	[CCode (cheader_filename = "mtk/mtk.h")]
+	public static uint timeout_add_seconds (uint interval, GLib.SourceFunc function);
+	[CCode (cheader_filename = "mtk/mtk.h")]
+	public static uint timeout_add_seconds_full (int priority, uint interval, owned GLib.SourceFunc function);
+	[CCode (cheader_filename = "mtk/mtk.h")]
+	public static uint timeout_add_seconds_once (uint interval, GLib.SourceOnceFunc function);
+#endif
 	[CCode (cheader_filename = "mtk/mtk.h")]
 	public static void x11_errors_deinit ();
 }
diff --git a/vapi/mutter-mtk-51.vapi b/vapi/mutter-mtk-51.vapi
new file mode 120000
index 00000000..efd075ab
--- /dev/null
+++ b/vapi/mutter-mtk-51.vapi
@@ -0,0 +1 @@
+mutter-mtk-17.vapi
\ No newline at end of file
diff --git a/wingpanel-interface/FocusManager.vala b/wingpanel-interface/FocusManager.vala
index 124279b1..8ce7a0ff 100644
--- a/wingpanel-interface/FocusManager.vala
+++ b/wingpanel-interface/FocusManager.vala
@@ -129,14 +129,22 @@ public class WingpanelInterface.FocusManager : Object {
 
                     var dx = start_x - current_x;
                     var dy = start_y - current_y;
+#if HAS_MUTTER51
+                    var drag_threshold = Main.wm.stage.get_context ().get_settings ().dnd_drag_threshold;
+#else
                     var drag_threshold = Clutter.Settings.get_default ().dnd_drag_threshold;
+#endif
                     if (dx * dx + dy * dy < drag_threshold * drag_threshold) {
                         return Clutter.EVENT_PROPAGATE;
                     }
 #if HAS_MUTTER49
                     window.begin_grab_op (
                         Meta.GrabOp.MOVING,
+#if HAS_MUTTER51
+                        Main.wm.stage.get_context ().get_backend ().get_sprite (Main.wm.stage, event),
+#else
                         Clutter.get_default_backend ().get_sprite (Main.wm.stage, event),
+#endif
                         event.get_time (),
                         { x, y }
                     );
diff --git a/wingpanel-interface/meson.build b/wingpanel-interface/meson.build
index 9eb31806..e0c3c6b4 100644
--- a/wingpanel-interface/meson.build
+++ b/wingpanel-interface/meson.build
@@ -60,6 +60,17 @@ if mutter50_dep.found()
 	vala_flags = ['--define', 'HAS_MUTTER47', '--define', 'HAS_MUTTER48', '--define', 'HAS_MUTTER49', '--define', 'HAS_MUTTER50']
 endif
 
+mutter51_dep = dependency('libmutter-51', version: ['>= 51', '< 52'], required: false)
+if mutter51_dep.found()
+	libmutter_dep = dependency('libmutter-51', version: '>= 51')
+	mutter_dep = [
+		libmutter_dep,
+		dependency('mutter-mtk-51'), dependency('mutter-cogl-51'),
+		dependency('mutter-clutter-51')
+	]
+	vala_flags = ['--define', 'HAS_MUTTER43', '--define', 'HAS_MUTTER44', '--define', 'HAS_MUTTER45', '--define', 'HAS_MUTTER46', '--define', 'HAS_MUTTER47', '--define', 'HAS_MUTTER48', '--define', 'HAS_MUTTER49', '--define', 'HAS_MUTTER50', '--define', 'HAS_MUTTER51']
+endif
+
 if mutter_dep.length() == 0
 	error ('No supported mutter library found!')
 endif