diff --git a/crates/engine/src/lib.rs b/crates/engine/src/lib.rs
index a3485ee8..7f851c02 100644
--- a/crates/engine/src/lib.rs
+++ b/crates/engine/src/lib.rs
@@ -23,6 +23,8 @@ use serde_json::Value;
 
 pub use commands::{CommandSpec, command_specs, find as find_command};
 pub use effectcraft_effects as effects;
+pub use effectcraft_color as color;
+pub use effectcraft_geom as geom;
 pub use effectcraft_keyframe as keyframe;
 pub use effectcraft_project as project;
 pub use effectcraft_render as render;
diff --git a/crates/render/src/lib.rs b/crates/render/src/lib.rs
index 944c858e..0e2380c9 100644
--- a/crates/render/src/lib.rs
+++ b/crates/render/src/lib.rs
@@ -351,3 +351,8 @@ pub fn content_bounds(ctx: &EvalCtx, layer: &effectcraft_project::Layer) -> Opti
         }
     }
 }
+
+/// A mask/shape path as a kurbo path (for drawing overlays).
+pub fn kurbo_path(sp: &effectcraft_keyframe::ShapePath) -> kurbo::BezPath {
+    effectcraft_path::to_kurbo(sp)
+}