diff --git a/src/ui/__init__.py b/src/ui/__init__.py
new file mode 100644
index 0000000..bbb6b35
--- /dev/null
+++ b/src/ui/__init__.py
@@ -0,0 +1,6 @@
+"""UI modules for DevTrace."""
+
+from .timeline import TimelineView
+from .display import DisplayManager
+
+__all__ = ["TimelineView", "DisplayManager"]