diff --git a/platform/bin/loader.wasm b/platform/bin/loader.wasm
index ab4860e..bf56884 100644
Binary files a/platform/bin/loader.wasm and b/platform/bin/loader.wasm differ
diff --git a/platform/bin/platform.uw8 b/platform/bin/platform.uw8
index b51d958..fe2d3bc 100644
Binary files a/platform/bin/platform.uw8 and b/platform/bin/platform.uw8 differ
diff --git a/platform/src/platform.cwa b/platform/src/platform.cwa
index 85f0c76..4a53486 100644
--- a/platform/src/platform.cwa
+++ b/platform/src/platform.cwa
@@ -115,6 +115,26 @@ export fn rectangle(x: f32, y: f32, w: f32, h: f32, col: i32) {
     }
 }
 
+export fn rectangle_outline(x: f32, y: f32, w: f32, h: f32, col: i32) {
+    let xl = nearest(x) as i32;
+    let xr = nearest(x + w) as i32;
+    let yt = nearest(y) as i32;
+    let yb = nearest(y + h) as i32;
+    
+    hline(xl, xr, yt, col);
+    if yt < yb {
+        hline(xl, xr, yb - 1, col);
+
+        loop y {
+            setPixel(xl, yt, col);
+            if xl < xr {
+                setPixel(xr - 1, yt, col);
+            }
+            branch_if (yt := yt + 1) < yb: y;
+        }
+    }
+}
+
 export fn circle(cx: f32, cy: f32, radius: f32, col: i32) {
     let y = clamp(nearest(cy - radius) as i32, 0, 240);
     let maxY = clamp(nearest(cy + radius) as i32, 0, 240);
diff --git a/uw8-tool/src/base_module.rs b/uw8-tool/src/base_module.rs
index c59a93b..d2e5588 100644
--- a/uw8-tool/src/base_module.rs
+++ b/uw8-tool/src/base_module.rs
@@ -89,6 +89,9 @@ impl BaseModule {
         add_function(&mut functions, &type_map, "setBackgroundColor", &[I32], None);
         add_function(&mut functions, &type_map, "setCursorPosition", &[I32, I32], None);
 
+        add_function(&mut functions, &type_map, "rectangle_outline", &[F32, F32, F32, F32, I32], None);
+        add_function(&mut functions, &type_map, "circle_outline", &[F32, F32, F32, I32], None);
+
         for i in functions.len()..64 {
             add_function(
                 &mut functions,