Updated builds.

build/three.cjs

@@ -34273,6 +34273,11 @@ class SkeletonHelper extends LineSegments {
 		super.updateMatrixWorld(force);
 	}
 
+	dispose() {
+		this.geometry.dispose();
+		this.material.dispose();
+	}
+
 }
 
 function getBoneList(object) {
@@ -34440,6 +34445,11 @@ class GridHelper extends LineSegments {
 		this.type = 'GridHelper';
 	}
 
+	dispose() {
+		this.geometry.dispose();
+		this.material.dispose();
+	}
+
 }
 
 class PolarGridHelper extends LineSegments {
@@ -34494,6 +34504,11 @@ class PolarGridHelper extends LineSegments {
 		this.type = 'PolarGridHelper';
 	}
 
+	dispose() {
+		this.geometry.dispose();
+		this.material.dispose();
+	}
+
 }
 
 const _v1 = /*@__PURE__*/new Vector3();
@@ -34881,6 +34896,11 @@ class BoxHelper extends LineSegments {
 		return this;
 	}
 
+	dispose() {
+		this.geometry.dispose();
+		this.material.dispose();
+	}
+
 }
 
 class Box3Helper extends LineSegments {
@@ -34908,6 +34928,11 @@ class Box3Helper extends LineSegments {
 		super.updateMatrixWorld(force);
 	}
 
+	dispose() {
+		this.geometry.dispose();
+		this.material.dispose();
+	}
+
 }
 
 class PlaneHelper extends Line {
@@ -34945,6 +34970,13 @@ class PlaneHelper extends Line {
 		super.updateMatrixWorld(force);
 	}
 
+	dispose() {
+		this.geometry.dispose();
+		this.material.dispose();
+		this.children[0].geometry.dispose();
+		this.children[0].material.dispose();
+	}
+
 }
 
 const _axis = /*@__PURE__*/new Vector3();
@@ -35019,6 +35051,13 @@ class ArrowHelper extends Object3D {
 		return this;
 	}
 
+	dispose() {
+		this.line.geometry.dispose();
+		this.line.material.dispose();
+		this.cone.geometry.dispose();
+		this.cone.material.dispose();
+	}
+
 }
 
 class AxesHelper extends LineSegments {

build/three.js

@@ -34275,6 +34275,11 @@
 			super.updateMatrixWorld(force);
 		}
 
+		dispose() {
+			this.geometry.dispose();
+			this.material.dispose();
+		}
+
 	}
 
 	function getBoneList(object) {
@@ -34442,6 +34447,11 @@
 			this.type = 'GridHelper';
 		}
 
+		dispose() {
+			this.geometry.dispose();
+			this.material.dispose();
+		}
+
 	}
 
 	class PolarGridHelper extends LineSegments {
@@ -34496,6 +34506,11 @@
 			this.type = 'PolarGridHelper';
 		}
 
+		dispose() {
+			this.geometry.dispose();
+			this.material.dispose();
+		}
+
 	}
 
 	const _v1 = /*@__PURE__*/new Vector3();
@@ -34883,6 +34898,11 @@
 			return this;
 		}
 
+		dispose() {
+			this.geometry.dispose();
+			this.material.dispose();
+		}
+
 	}
 
 	class Box3Helper extends LineSegments {
@@ -34910,6 +34930,11 @@
 			super.updateMatrixWorld(force);
 		}
 
+		dispose() {
+			this.geometry.dispose();
+			this.material.dispose();
+		}
+
 	}
 
 	class PlaneHelper extends Line {
@@ -34947,6 +34972,13 @@
 			super.updateMatrixWorld(force);
 		}
 
+		dispose() {
+			this.geometry.dispose();
+			this.material.dispose();
+			this.children[0].geometry.dispose();
+			this.children[0].material.dispose();
+		}
+
 	}
 
 	const _axis = /*@__PURE__*/new Vector3();
@@ -35021,6 +35053,13 @@
 			return this;
 		}
 
+		dispose() {
+			this.line.geometry.dispose();
+			this.line.material.dispose();
+			this.cone.geometry.dispose();
+			this.cone.material.dispose();
+		}
+
 	}
 
 	class AxesHelper extends LineSegments {

build/three.module.js

@@ -47936,6 +47936,13 @@ class SkeletonHelper extends LineSegments {
 
 	}
 
+	dispose() {
+
+		this.geometry.dispose();
+		this.material.dispose();
+
+	}
+
 }
 
 
@@ -48158,6 +48165,13 @@ class GridHelper extends LineSegments {
 
 	}
 
+	dispose() {
+
+		this.geometry.dispose();
+		this.material.dispose();
+
+	}
+
 }
 
 class PolarGridHelper extends LineSegments {
@@ -48239,6 +48253,13 @@ class PolarGridHelper extends LineSegments {
 
 	}
 
+	dispose() {
+
+		this.geometry.dispose();
+		this.material.dispose();
+
+	}
+
 }
 
 const _v1 = /*@__PURE__*/ new Vector3();
@@ -48656,7 +48677,6 @@ class BoxHelper extends LineSegments {
 
 		this.geometry.computeBoundingSphere();
 
-
 	}
 
 	setFromObject( object ) {
@@ -48678,6 +48698,13 @@ class BoxHelper extends LineSegments {
 
 	}
 
+	dispose() {
+
+		this.geometry.dispose();
+		this.material.dispose();
+
+	}
+
 }
 
 class Box3Helper extends LineSegments {
@@ -48720,6 +48747,13 @@ class Box3Helper extends LineSegments {
 
 	}
 
+	dispose() {
+
+		this.geometry.dispose();
+		this.material.dispose();
+
+	}
+
 }
 
 class PlaneHelper extends Line {
@@ -48766,6 +48800,15 @@ class PlaneHelper extends Line {
 
 	}
 
+	dispose() {
+
+		this.geometry.dispose();
+		this.material.dispose();
+		this.children[ 0 ].geometry.dispose();
+		this.children[ 0 ].material.dispose();
+
+	}
+
 }
 
 const _axis = /*@__PURE__*/ new Vector3();
@@ -48859,6 +48902,15 @@ class ArrowHelper extends Object3D {
 
 	}
 
+	dispose() {
+
+		this.line.geometry.dispose();
+		this.line.material.dispose();
+		this.cone.geometry.dispose();
+		this.cone.material.dispose();
+
+	}
+
 }
 
 class AxesHelper extends LineSegments {