diff --git a/pkg/clipboard/service.go b/pkg/clipboard/service.go
index 3dd688d7..8e34b9a0 100644
--- a/pkg/clipboard/service.go
+++ b/pkg/clipboard/service.go
@@ -57,6 +57,7 @@ func (s *Service) OnStartup(_ context.Context) core.Result {
 	s.Core().Action("clipboard.setText", setText)
 	s.Core().Action("gui.clipboard.write", setText)
 	s.Core().Action("clipboard.setImage", setImage)
+	s.Core().Action("gui.clipboard.writeImage", setImage)
 	s.Core().Action("clipboard.clear", clear)
 	s.Core().Action("gui.clipboard.clear", clear)
 	s.Core().Action("gui.clipboard.read", read)
diff --git a/pkg/environment/service.go b/pkg/environment/service.go
index 755f1acd..352bf931 100644
--- a/pkg/environment/service.go
+++ b/pkg/environment/service.go
@@ -48,6 +48,14 @@ func (s *Service) OnStartup(_ context.Context) core.Result {
 		}
 		return core.Result{Value: ThemeInfo{IsDark: isDark, Theme: themeName(isDark)}, OK: true}
 	})
+	s.Core().Action("gui.theme.set", func(_ context.Context, opts core.Options) core.Result {
+		t, _ := opts.Get("task").Value.(TaskSetTheme)
+		isDark, err := s.setThemeOverride(t.Theme)
+		if err != nil {
+			return core.Result{Value: err, OK: false}
+		}
+		return core.Result{Value: ThemeInfo{IsDark: isDark, Theme: themeName(isDark)}, OK: true}
+	})
 
 	// Register theme change callback — broadcasts ActionThemeChanged via IPC
 	s.cancelTheme = s.platform.OnThemeChange(func(isDark bool) {
diff --git a/pkg/notification/service.go b/pkg/notification/service.go
index faacc0a2..9e443e99 100644
--- a/pkg/notification/service.go
+++ b/pkg/notification/service.go
@@ -46,18 +46,34 @@ func (s *Service) OnStartup(_ context.Context) core.Result {
 		granted, err := s.platform.RequestPermission()
 		return core.Result{}.New(granted, err)
 	})
+	s.Core().Action("gui.notification.requestPermission", func(_ context.Context, _ core.Options) core.Result {
+		granted, err := s.platform.RequestPermission()
+		return core.Result{}.New(granted, err)
+	})
 	s.Core().Action("notification.revokePermission", func(_ context.Context, _ core.Options) core.Result {
 		return core.Result{Value: nil, OK: true}.New(s.platform.RevokePermission())
 	})
+	s.Core().Action("gui.notification.revokePermission", func(_ context.Context, _ core.Options) core.Result {
+		return core.Result{Value: nil, OK: true}.New(s.platform.RevokePermission())
+	})
 	s.Core().Action("notification.registerCategory", func(_ context.Context, opts core.Options) core.Result {
 		t, _ := opts.Get("task").Value.(TaskRegisterCategory)
 		s.categories[t.Category.ID] = t.Category
 		return core.Result{OK: true}
 	})
+	s.Core().Action("gui.notification.registerCategory", func(_ context.Context, opts core.Options) core.Result {
+		t, _ := opts.Get("task").Value.(TaskRegisterCategory)
+		s.categories[t.Category.ID] = t.Category
+		return core.Result{OK: true}
+	})
 	s.Core().Action("notification.clear", func(_ context.Context, opts core.Options) core.Result {
 		t, _ := opts.Get("task").Value.(TaskClear)
 		return core.Result{Value: nil, OK: true}.New(s.clear(t.ID))
 	})
+	s.Core().Action("gui.notification.clear", func(_ context.Context, opts core.Options) core.Result {
+		t, _ := opts.Get("task").Value.(TaskClear)
+		return core.Result{Value: nil, OK: true}.New(s.clear(t.ID))
+	})
 	s.Core().Action("notification.send", send)
 	s.Core().Action("gui.notification.send", send)
 	return core.Result{OK: true}
diff --git a/pkg/systray/service.go b/pkg/systray/service.go
index 992937cb..1d8a2e45 100644
--- a/pkg/systray/service.go
+++ b/pkg/systray/service.go
@@ -61,6 +61,26 @@ func (s *Service) OnStartup(_ context.Context) core.Result {
 			return core.Result{Value: err, OK: false}
 		}
 	})
+	s.Core().Action("gui.tray.showMessage", func(_ context.Context, opts core.Options) core.Result {
+		t := taskShowMessageFromOptions(opts)
+		if err := s.manager.ShowMessage(t.Title, t.Message); err == nil {
+			return core.Result{OK: true}
+		} else {
+			fallback := s.Core().Action("notification.send").Run(context.Background(), core.NewOptions(
+				core.Option{Key: "task", Value: notification.TaskSend{Options: notification.NotificationOptions{
+					Title:   t.Title,
+					Message: t.Message,
+				}}},
+			))
+			if fallback.OK {
+				return core.Result{OK: true}
+			}
+			if fallbackErr, ok := fallback.Value.(error); ok {
+				return core.Result{Value: coreerr.E("systray.showMessage", "tray message failed and notification fallback failed", fallbackErr), OK: false}
+			}
+			return core.Result{Value: err, OK: false}
+		}
+	})
 	s.Core().Action("systray.showPanel", func(_ context.Context, _ core.Options) core.Result {
 		// Panel show — deferred (requires WindowHandle integration)
 		return core.Result{OK: true}