diff --git a/.gitignore b/.gitignore
index 2417a920028..4efe9e96384 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,3 +9,4 @@ dist/
 coverage/
 .env
 Utilities/TestResults
+.idea
diff --git a/Sources/Common/Core/Base64/index.d.ts b/Sources/Common/Core/Base64/index.d.ts
index 429abf45fb8..ec2c6448e28 100755
--- a/Sources/Common/Core/Base64/index.d.ts
+++ b/Sources/Common/Core/Base64/index.d.ts
@@ -21,4 +21,5 @@ interface Base64 {
   fromArrayBuffer: typeof fromArrayBuffer;
 }
 
+declare const Base64: Base64;
 export default Base64;
diff --git a/Sources/Common/Core/URLExtract/index.d.ts b/Sources/Common/Core/URLExtract/index.d.ts
index 46178bd083c..715f19175f8 100755
--- a/Sources/Common/Core/URLExtract/index.d.ts
+++ b/Sources/Common/Core/URLExtract/index.d.ts
@@ -13,3 +13,9 @@ export function extractURLParameters(
  * @param {String} str The type value as string.
  */
 export function toNativeType(str: string): void;
+
+declare const _default: {
+  toNativeType: typeof toNativeType;
+  extractURLParameters: typeof extractURLParameters;
+};
+export default _default;
diff --git a/Sources/IO/Core/DataAccessHelper/HtmlDataAccessHelper.d.ts b/Sources/IO/Core/DataAccessHelper/HtmlDataAccessHelper.d.ts
index e65264faf0f..0b0fcb5dd99 100644
--- a/Sources/IO/Core/DataAccessHelper/HtmlDataAccessHelper.d.ts
+++ b/Sources/IO/Core/DataAccessHelper/HtmlDataAccessHelper.d.ts
@@ -19,4 +19,5 @@ export interface HtmlDataAccessHelper {
   ): Promise<HTMLImageElement>;
 }
 
+declare const HtmlDataAccessHelper: HtmlDataAccessHelper;
 export default HtmlDataAccessHelper;
diff --git a/Sources/IO/Core/DataAccessHelper/HttpDataAccessHelper.d.ts b/Sources/IO/Core/DataAccessHelper/HttpDataAccessHelper.d.ts
index 50a421e9cd5..4131b74b3b1 100644
--- a/Sources/IO/Core/DataAccessHelper/HttpDataAccessHelper.d.ts
+++ b/Sources/IO/Core/DataAccessHelper/HttpDataAccessHelper.d.ts
@@ -19,4 +19,5 @@ export interface HttpDataAccessHelper {
   ): Promise<HTMLImageElement>;
 }
 
+declare const HttpDataAccessHelper: HttpDataAccessHelper;
 export default HttpDataAccessHelper;
diff --git a/Sources/IO/Core/DataAccessHelper/JSZipDataAccessHelper.d.ts b/Sources/IO/Core/DataAccessHelper/JSZipDataAccessHelper.d.ts
index 28e861bb126..440a0d1ea15 100644
--- a/Sources/IO/Core/DataAccessHelper/JSZipDataAccessHelper.d.ts
+++ b/Sources/IO/Core/DataAccessHelper/JSZipDataAccessHelper.d.ts
@@ -23,4 +23,5 @@ export interface JSZipDataAccessHelper {
   create(createOptions: object): IJSZipDataAccessHelper;
 }
 
+declare const JSZipDataAccessHelper: JSZipDataAccessHelper;
 export default JSZipDataAccessHelper;
diff --git a/Sources/IO/Core/DataAccessHelper/LiteHttpDataAccessHelper.d.ts b/Sources/IO/Core/DataAccessHelper/LiteHttpDataAccessHelper.d.ts
index af7c869bc4d..9063c87e373 100644
--- a/Sources/IO/Core/DataAccessHelper/LiteHttpDataAccessHelper.d.ts
+++ b/Sources/IO/Core/DataAccessHelper/LiteHttpDataAccessHelper.d.ts
@@ -19,4 +19,5 @@ export interface LiteHttpDataAccessHelper {
   ): Promise<HTMLImageElement>;
 }
 
+declare const LiteHttpDataAccessHelper: LiteHttpDataAccessHelper;
 export default LiteHttpDataAccessHelper;
diff --git a/Sources/IO/Core/DataAccessHelper/index.d.ts b/Sources/IO/Core/DataAccessHelper/index.d.ts
index a16503597fa..a4ff4155620 100644
--- a/Sources/IO/Core/DataAccessHelper/index.d.ts
+++ b/Sources/IO/Core/DataAccessHelper/index.d.ts
@@ -1,7 +1,7 @@
-import HtmlDataAccessHelper from './HtmlDataAccessHelper';
-import HttpDataAccessHelper from './HttpDataAccessHelper';
-import JSZipDataAccessHelper from './JSZipDataAccessHelper';
-import LiteHttpDataAccessHelper from './LiteHttpDataAccessHelper';
+import { HtmlDataAccessHelper } from './HtmlDataAccessHelper';
+import { HttpDataAccessHelper } from './HttpDataAccessHelper';
+import { JSZipDataAccessHelper } from './JSZipDataAccessHelper';
+import { LiteHttpDataAccessHelper } from './LiteHttpDataAccessHelper';
 
 export function has(type: string): boolean;
 export function get(
diff --git a/Sources/IO/Core/HttpDataSetReader/index.d.ts b/Sources/IO/Core/HttpDataSetReader/index.d.ts
index 1f16aa07d6d..dc3be3b3f95 100644
--- a/Sources/IO/Core/HttpDataSetReader/index.d.ts
+++ b/Sources/IO/Core/HttpDataSetReader/index.d.ts
@@ -1,8 +1,8 @@
 import { vtkAlgorithm, vtkObject, vtkSubscription } from '../../../interfaces';
-import HtmlDataAccessHelper from '../DataAccessHelper/HtmlDataAccessHelper';
-import HttpDataAccessHelper from '../DataAccessHelper/HttpDataAccessHelper';
-import JSZipDataAccessHelper from '../DataAccessHelper/JSZipDataAccessHelper';
-import LiteHttpDataAccessHelper from '../DataAccessHelper/LiteHttpDataAccessHelper';
+import { HtmlDataAccessHelper } from '../DataAccessHelper/HtmlDataAccessHelper';
+import { HttpDataAccessHelper } from '../DataAccessHelper/HttpDataAccessHelper';
+import { JSZipDataAccessHelper } from '../DataAccessHelper/JSZipDataAccessHelper';
+import { LiteHttpDataAccessHelper } from '../DataAccessHelper/LiteHttpDataAccessHelper';
 
 /**
  *
diff --git a/Sources/IO/Core/HttpDataSetReader/test/MockDataAccessHelper.d.ts b/Sources/IO/Core/HttpDataSetReader/test/MockDataAccessHelper.d.ts
index 225eecbd1da..3445cb795a3 100644
--- a/Sources/IO/Core/HttpDataSetReader/test/MockDataAccessHelper.d.ts
+++ b/Sources/IO/Core/HttpDataSetReader/test/MockDataAccessHelper.d.ts
@@ -34,4 +34,5 @@ export interface MockDataAccessHelper {
   getCallTracker(): MockDataAccessHelperCallTracker;
 }
 
+declare const MockDataAccessHelper: MockDataAccessHelper;
 export default MockDataAccessHelper;
diff --git a/Sources/IO/Geometry/DracoReader/index.d.ts b/Sources/IO/Geometry/DracoReader/index.d.ts
index 4545268060e..14582be7e60 100755
--- a/Sources/IO/Geometry/DracoReader/index.d.ts
+++ b/Sources/IO/Geometry/DracoReader/index.d.ts
@@ -1,8 +1,8 @@
 import { vtkAlgorithm, vtkObject } from '../../../interfaces';
-import HtmlDataAccessHelper from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
-import HttpDataAccessHelper from '../../Core/DataAccessHelper/HttpDataAccessHelper';
-import JSZipDataAccessHelper from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
-import LiteHttpDataAccessHelper from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
+import { HtmlDataAccessHelper } from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
+import { HttpDataAccessHelper } from '../../Core/DataAccessHelper/HttpDataAccessHelper';
+import { JSZipDataAccessHelper } from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
+import { LiteHttpDataAccessHelper } from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
 
 interface IDracoReaderOptions {
   binary?: boolean;
diff --git a/Sources/IO/Geometry/GLTFImporter/index.d.ts b/Sources/IO/Geometry/GLTFImporter/index.d.ts
index 31c1a9bbd5d..36e1cb8dd83 100644
--- a/Sources/IO/Geometry/GLTFImporter/index.d.ts
+++ b/Sources/IO/Geometry/GLTFImporter/index.d.ts
@@ -1,12 +1,12 @@
 import { vtkAlgorithm, vtkObject } from '../../../interfaces';
-import HtmlDataAccessHelper from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
-import HttpDataAccessHelper from '../../Core/DataAccessHelper/HttpDataAccessHelper';
-import JSZipDataAccessHelper from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
-import LiteHttpDataAccessHelper from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
-
-import vtkActor from '../../../Rendering/Core/Actor';
-import vtkRenderer from '../../../Rendering/Core/Renderer';
-import vtkCamera from '../../../Rendering/Core/Camera';
+import { HtmlDataAccessHelper } from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
+import { HttpDataAccessHelper } from '../../Core/DataAccessHelper/HttpDataAccessHelper';
+import { JSZipDataAccessHelper } from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
+import { LiteHttpDataAccessHelper } from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
+
+import { vtkActor } from '../../../Rendering/Core/Actor';
+import { vtkRenderer } from '../../../Rendering/Core/Renderer';
+import { vtkCamera } from '../../../Rendering/Core/Camera';
 
 interface IGLTFImporterOptions {
   binary?: boolean;
diff --git a/Sources/IO/Geometry/IFCImporter/index.d.ts b/Sources/IO/Geometry/IFCImporter/index.d.ts
index b43841527c0..7669e95449a 100644
--- a/Sources/IO/Geometry/IFCImporter/index.d.ts
+++ b/Sources/IO/Geometry/IFCImporter/index.d.ts
@@ -1,9 +1,9 @@
 import { vtkAlgorithm, vtkObject } from '../../../interfaces';
-import vtkRenderer from '../../../Rendering/Core/Renderer';
-import HtmlDataAccessHelper from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
-import HttpDataAccessHelper from '../../Core/DataAccessHelper/HttpDataAccessHelper';
-import JSZipDataAccessHelper from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
-import LiteHttpDataAccessHelper from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
+import { vtkRenderer } from '../../../Rendering/Core/Renderer';
+import { HtmlDataAccessHelper } from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
+import { HttpDataAccessHelper } from '../../Core/DataAccessHelper/HttpDataAccessHelper';
+import { JSZipDataAccessHelper } from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
+import { LiteHttpDataAccessHelper } from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
 
 interface IIFCImporterOptions {
   compression?: string;
diff --git a/Sources/IO/Geometry/PLYReader/index.d.ts b/Sources/IO/Geometry/PLYReader/index.d.ts
index ca11d5e74fd..ccbe838b44d 100755
--- a/Sources/IO/Geometry/PLYReader/index.d.ts
+++ b/Sources/IO/Geometry/PLYReader/index.d.ts
@@ -1,8 +1,8 @@
 import { vtkAlgorithm, vtkObject } from '../../../interfaces';
-import HtmlDataAccessHelper from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
-import HttpDataAccessHelper from '../../Core/DataAccessHelper/HttpDataAccessHelper';
-import JSZipDataAccessHelper from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
-import LiteHttpDataAccessHelper from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
+import { HtmlDataAccessHelper } from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
+import { HttpDataAccessHelper } from '../../Core/DataAccessHelper/HttpDataAccessHelper';
+import { JSZipDataAccessHelper } from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
+import { LiteHttpDataAccessHelper } from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
 
 interface IPLYReaderOptions {
   binary?: boolean;
diff --git a/Sources/IO/Geometry/STLReader/index.d.ts b/Sources/IO/Geometry/STLReader/index.d.ts
index a2dfb4ff6af..e0141ee75f3 100755
--- a/Sources/IO/Geometry/STLReader/index.d.ts
+++ b/Sources/IO/Geometry/STLReader/index.d.ts
@@ -1,8 +1,8 @@
 import { vtkAlgorithm, vtkObject } from '../../../interfaces';
-import HtmlDataAccessHelper from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
-import HttpDataAccessHelper from '../../Core/DataAccessHelper/HttpDataAccessHelper';
-import JSZipDataAccessHelper from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
-import LiteHttpDataAccessHelper from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
+import { HtmlDataAccessHelper } from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
+import { HttpDataAccessHelper } from '../../Core/DataAccessHelper/HttpDataAccessHelper';
+import { JSZipDataAccessHelper } from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
+import { LiteHttpDataAccessHelper } from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
 
 interface ISTLReaderOptions {
   binary?: boolean;
diff --git a/Sources/IO/Image/HDRReader/index.d.ts b/Sources/IO/Image/HDRReader/index.d.ts
index a6db1f92d09..fb422d2a2e4 100644
--- a/Sources/IO/Image/HDRReader/index.d.ts
+++ b/Sources/IO/Image/HDRReader/index.d.ts
@@ -1,8 +1,8 @@
 import { vtkAlgorithm, vtkObject } from '../../../interfaces';
-import HtmlDataAccessHelper from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
-import HttpDataAccessHelper from '../../Core/DataAccessHelper/HttpDataAccessHelper';
-import JSZipDataAccessHelper from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
-import LiteHttpDataAccessHelper from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
+import { HtmlDataAccessHelper } from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
+import { HttpDataAccessHelper } from '../../Core/DataAccessHelper/HttpDataAccessHelper';
+import { JSZipDataAccessHelper } from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
+import { LiteHttpDataAccessHelper } from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
 
 interface IHDRReaderOptions {
   compression?: string;
diff --git a/Sources/IO/Image/TGAReader/index.d.ts b/Sources/IO/Image/TGAReader/index.d.ts
index 8eac6145b54..1ce9c0882c7 100644
--- a/Sources/IO/Image/TGAReader/index.d.ts
+++ b/Sources/IO/Image/TGAReader/index.d.ts
@@ -1,8 +1,8 @@
 import { vtkAlgorithm, vtkObject } from '../../../interfaces';
-import HtmlDataAccessHelper from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
-import HttpDataAccessHelper from '../../Core/DataAccessHelper/HttpDataAccessHelper';
-import JSZipDataAccessHelper from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
-import LiteHttpDataAccessHelper from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
+import { HtmlDataAccessHelper } from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
+import { HttpDataAccessHelper } from '../../Core/DataAccessHelper/HttpDataAccessHelper';
+import { JSZipDataAccessHelper } from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
+import { LiteHttpDataAccessHelper } from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
 
 interface ITGAReaderOptions {
   compression?: string;
diff --git a/Sources/IO/Image/TIFFReader/index.d.ts b/Sources/IO/Image/TIFFReader/index.d.ts
index ad931a93d94..0e731d933d1 100644
--- a/Sources/IO/Image/TIFFReader/index.d.ts
+++ b/Sources/IO/Image/TIFFReader/index.d.ts
@@ -1,8 +1,8 @@
 import { vtkAlgorithm, vtkObject } from '../../../interfaces';
-import HtmlDataAccessHelper from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
-import HttpDataAccessHelper from '../../Core/DataAccessHelper/HttpDataAccessHelper';
-import JSZipDataAccessHelper from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
-import LiteHttpDataAccessHelper from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
+import { HtmlDataAccessHelper } from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
+import { HttpDataAccessHelper } from '../../Core/DataAccessHelper/HttpDataAccessHelper';
+import { JSZipDataAccessHelper } from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
+import { LiteHttpDataAccessHelper } from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
 
 interface ITIFFReaderOptions {
   compression?: string;
diff --git a/Sources/IO/Misc/ElevationReader/index.d.ts b/Sources/IO/Misc/ElevationReader/index.d.ts
index 184829cf887..0d975dbb66c 100755
--- a/Sources/IO/Misc/ElevationReader/index.d.ts
+++ b/Sources/IO/Misc/ElevationReader/index.d.ts
@@ -1,8 +1,8 @@
 import { vtkAlgorithm, vtkObject, vtkSubscription } from '../../../interfaces';
-import HtmlDataAccessHelper from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
-import HttpDataAccessHelper from '../../Core/DataAccessHelper/HttpDataAccessHelper';
-import JSZipDataAccessHelper from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
-import LiteHttpDataAccessHelper from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
+import { HtmlDataAccessHelper } from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
+import { HttpDataAccessHelper } from '../../Core/DataAccessHelper/HttpDataAccessHelper';
+import { JSZipDataAccessHelper } from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
+import { LiteHttpDataAccessHelper } from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
 
 interface IElevationReaderOptions {
   binary?: boolean;
diff --git a/Sources/IO/Misc/GCodeReader/index.d.ts b/Sources/IO/Misc/GCodeReader/index.d.ts
index 3008ae4702f..3c56e3a7c5f 100644
--- a/Sources/IO/Misc/GCodeReader/index.d.ts
+++ b/Sources/IO/Misc/GCodeReader/index.d.ts
@@ -1,8 +1,8 @@
 import { vtkAlgorithm, vtkObject } from '../../../interfaces';
-import HtmlDataAccessHelper from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
-import HttpDataAccessHelper from '../../Core/DataAccessHelper/HttpDataAccessHelper';
-import JSZipDataAccessHelper from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
-import LiteHttpDataAccessHelper from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
+import { HtmlDataAccessHelper } from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
+import { HttpDataAccessHelper } from '../../Core/DataAccessHelper/HttpDataAccessHelper';
+import { JSZipDataAccessHelper } from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
+import { LiteHttpDataAccessHelper } from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
 
 interface IGCodeReaderOptions {
   binary?: boolean;
diff --git a/Sources/IO/Misc/JSONNucleoReader/index.d.ts b/Sources/IO/Misc/JSONNucleoReader/index.d.ts
index a932486b820..6ed8e31560d 100755
--- a/Sources/IO/Misc/JSONNucleoReader/index.d.ts
+++ b/Sources/IO/Misc/JSONNucleoReader/index.d.ts
@@ -1,8 +1,8 @@
 import { vtkAlgorithm, vtkObject } from '../../../interfaces';
-import HtmlDataAccessHelper from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
-import HttpDataAccessHelper from '../../Core/DataAccessHelper/HttpDataAccessHelper';
-import JSZipDataAccessHelper from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
-import LiteHttpDataAccessHelper from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
+import { HtmlDataAccessHelper } from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
+import { HttpDataAccessHelper } from '../../Core/DataAccessHelper/HttpDataAccessHelper';
+import { JSZipDataAccessHelper } from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
+import { LiteHttpDataAccessHelper } from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
 
 interface IJSONNucleoReaderOptions {
   binary?: boolean;
diff --git a/Sources/IO/Misc/MTLReader/index.d.ts b/Sources/IO/Misc/MTLReader/index.d.ts
index ed8d08987f1..411e747bdc4 100755
--- a/Sources/IO/Misc/MTLReader/index.d.ts
+++ b/Sources/IO/Misc/MTLReader/index.d.ts
@@ -1,10 +1,10 @@
 import { vtkObject, vtkSubscription } from '../../../interfaces';
 
-import vtkActor from '../../../Rendering/Core/Actor';
-import HtmlDataAccessHelper from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
-import HttpDataAccessHelper from '../../Core/DataAccessHelper/HttpDataAccessHelper';
-import JSZipDataAccessHelper from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
-import LiteHttpDataAccessHelper from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
+import { vtkActor } from '../../../Rendering/Core/Actor';
+import { HtmlDataAccessHelper } from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
+import { HttpDataAccessHelper } from '../../Core/DataAccessHelper/HttpDataAccessHelper';
+import { JSZipDataAccessHelper } from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
+import { LiteHttpDataAccessHelper } from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
 
 interface IMTLReaderOptions {
   binary?: boolean;
diff --git a/Sources/IO/Misc/OBJReader/index.d.ts b/Sources/IO/Misc/OBJReader/index.d.ts
index 95b97263daa..d55b97cbc15 100755
--- a/Sources/IO/Misc/OBJReader/index.d.ts
+++ b/Sources/IO/Misc/OBJReader/index.d.ts
@@ -1,8 +1,8 @@
 import { vtkAlgorithm, vtkObject, vtkSubscription } from '../../../interfaces';
-import HtmlDataAccessHelper from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
-import HttpDataAccessHelper from '../../Core/DataAccessHelper/HttpDataAccessHelper';
-import JSZipDataAccessHelper from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
-import LiteHttpDataAccessHelper from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
+import { HtmlDataAccessHelper } from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
+import { HttpDataAccessHelper } from '../../Core/DataAccessHelper/HttpDataAccessHelper';
+import { JSZipDataAccessHelper } from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
+import { LiteHttpDataAccessHelper } from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
 
 interface IOBJReaderOptions {
   binary?: boolean;
diff --git a/Sources/IO/Misc/PDBReader/index.d.ts b/Sources/IO/Misc/PDBReader/index.d.ts
index bcd7d435636..c5b24de91c0 100755
--- a/Sources/IO/Misc/PDBReader/index.d.ts
+++ b/Sources/IO/Misc/PDBReader/index.d.ts
@@ -1,8 +1,8 @@
 import { vtkAlgorithm, vtkObject, vtkSubscription } from '../../../interfaces';
-import HtmlDataAccessHelper from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
-import HttpDataAccessHelper from '../../Core/DataAccessHelper/HttpDataAccessHelper';
-import JSZipDataAccessHelper from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
-import LiteHttpDataAccessHelper from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
+import { HtmlDataAccessHelper } from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
+import { HttpDataAccessHelper } from '../../Core/DataAccessHelper/HttpDataAccessHelper';
+import { JSZipDataAccessHelper } from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
+import { LiteHttpDataAccessHelper } from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
 
 interface IPDBReaderOptions {
   binary?: boolean;
diff --git a/Sources/IO/XML/XMLReader/index.d.ts b/Sources/IO/XML/XMLReader/index.d.ts
index 1839990c7d7..ca6a5dad573 100755
--- a/Sources/IO/XML/XMLReader/index.d.ts
+++ b/Sources/IO/XML/XMLReader/index.d.ts
@@ -1,8 +1,8 @@
 import { vtkAlgorithm, vtkObject } from '../../../interfaces';
-import HtmlDataAccessHelper from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
-import HttpDataAccessHelper from '../../Core/DataAccessHelper/HttpDataAccessHelper';
-import JSZipDataAccessHelper from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
-import LiteHttpDataAccessHelper from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
+import { HtmlDataAccessHelper } from '../../Core/DataAccessHelper/HtmlDataAccessHelper';
+import { HttpDataAccessHelper } from '../../Core/DataAccessHelper/HttpDataAccessHelper';
+import { JSZipDataAccessHelper } from '../../Core/DataAccessHelper/JSZipDataAccessHelper';
+import { LiteHttpDataAccessHelper } from '../../Core/DataAccessHelper/LiteHttpDataAccessHelper';
 
 interface IXMLReaderOptions {
   binary?: boolean;
diff --git a/Sources/Interaction/Manipulators/CompositeCameraManipulator/index.d.ts b/Sources/Interaction/Manipulators/CompositeCameraManipulator/index.d.ts
index 73cdcecc060..ef370332414 100644
--- a/Sources/Interaction/Manipulators/CompositeCameraManipulator/index.d.ts
+++ b/Sources/Interaction/Manipulators/CompositeCameraManipulator/index.d.ts
@@ -1,5 +1,5 @@
-import vtkInteractorObserver from '../../../Rendering/Core/InteractorObserver';
-import vtkRenderer from '../../../Rendering/Core/Renderer';
+import { vtkInteractorObserver } from '../../../Rendering/Core/InteractorObserver';
+import { vtkRenderer } from '../../../Rendering/Core/Renderer';
 import { Vector2, Vector3 } from '../../../types';
 
 export interface vtkCompositeCameraManipulator {
diff --git a/Sources/Interaction/Manipulators/CompositeVRManipulator/index.d.ts b/Sources/Interaction/Manipulators/CompositeVRManipulator/index.d.ts
index f33f17b7316..01c84322ea5 100644
--- a/Sources/Interaction/Manipulators/CompositeVRManipulator/index.d.ts
+++ b/Sources/Interaction/Manipulators/CompositeVRManipulator/index.d.ts
@@ -1,6 +1,6 @@
 import { States } from '../../../Rendering/Core/InteractorStyle/Constants';
-import vtkRenderer from '../../../Rendering/Core/Renderer';
-import vtkInteractorObserver from '../../../Rendering/Core/InteractorObserver';
+import { vtkRenderer } from '../../../Rendering/Core/Renderer';
+import { vtkInteractorObserver } from '../../../Rendering/Core/InteractorObserver';
 import {
   Device,
   Input,
diff --git a/Sources/Proxy/Core/AbstractRepresentationProxy/index.d.ts b/Sources/Proxy/Core/AbstractRepresentationProxy/index.d.ts
index 5284a324a80..e1ace734d4f 100644
--- a/Sources/Proxy/Core/AbstractRepresentationProxy/index.d.ts
+++ b/Sources/Proxy/Core/AbstractRepresentationProxy/index.d.ts
@@ -1,9 +1,9 @@
 import { vtkObject } from '../../../interfaces';
 import { VtkProxy } from '../../../macros';
-import vtkSourceProxy from '../SourceProxy';
-import vtkAbstractMapper from '../../../Rendering/Core/AbstractMapper';
-import vtkActor from '../../../Rendering/Core/Actor';
-import vtkVolume from '../../../Rendering/Core/Volume';
+import { vtkSourceProxy } from '../SourceProxy';
+import { vtkAbstractMapper } from '../../../Rendering/Core/AbstractMapper';
+import { vtkActor } from '../../../Rendering/Core/Actor';
+import { vtkVolume } from '../../../Rendering/Core/Volume';
 
 export interface vtkAbstractRepresentationProxy extends VtkProxy {
   setInput<T>(source: vtkSourceProxy<T>): void;
@@ -21,4 +21,5 @@ export interface vtkAbstractRepresentationProxy extends VtkProxy {
   getVolumes(): vtkVolume[];
 }
 
+declare const vtkAbstractRepresentationProxy: vtkAbstractRepresentationProxy;
 export default vtkAbstractRepresentationProxy;
diff --git a/Sources/Proxy/Core/ProxyManager/index.d.ts b/Sources/Proxy/Core/ProxyManager/index.d.ts
index 2e8937bb6b2..c1b83f04b79 100644
--- a/Sources/Proxy/Core/ProxyManager/index.d.ts
+++ b/Sources/Proxy/Core/ProxyManager/index.d.ts
@@ -1,9 +1,9 @@
 import { vtkObject } from '../../../interfaces';
-import vtkSourceProxy from '../SourceProxy';
-import vtkViewProxy from '../ViewProxy';
-import vtkAbstractRepresentationProxy from '../AbstractRepresentationProxy';
-import vtkLookupTableProxy from '../LookupTableProxy';
-import vtkPiecewiseFunctionProxy from '../PiecewiseFunctionProxy';
+import { vtkSourceProxy } from '../SourceProxy';
+import { vtkViewProxy } from '../ViewProxy';
+import { vtkAbstractRepresentationProxy } from '../AbstractRepresentationProxy';
+import { vtkLookupTableProxy } from '../LookupTableProxy';
+import { vtkPiecewiseFunctionProxy } from '../PiecewiseFunctionProxy';
 import { VtkProxy } from '../../../macros';
 
 export type ProxyConfiguration = object;
diff --git a/Sources/Proxy/Core/SourceProxy/index.d.ts b/Sources/Proxy/Core/SourceProxy/index.d.ts
index ae3815a4fd5..c77adc5d59a 100644
--- a/Sources/Proxy/Core/SourceProxy/index.d.ts
+++ b/Sources/Proxy/Core/SourceProxy/index.d.ts
@@ -19,4 +19,5 @@ export interface vtkSourceProxy<T> extends VtkProxy {
   getInputProxy(): vtkSourceProxy<T> | null;
 }
 
-export default vtkSourceProxy;
+declare const _default: vtkSourceProxy<unknown>;
+export default _default;
diff --git a/Sources/Proxy/Core/View2DProxy/index.d.ts b/Sources/Proxy/Core/View2DProxy/index.d.ts
index 45885655b98..310251b6745 100644
--- a/Sources/Proxy/Core/View2DProxy/index.d.ts
+++ b/Sources/Proxy/Core/View2DProxy/index.d.ts
@@ -1,7 +1,8 @@
-import vtkViewProxy from '../ViewProxy';
+import { vtkViewProxy } from '../ViewProxy';
 
 export interface vtkView2DProxy extends vtkViewProxy {
   getAxis(): number;
 }
 
-export default vtkView2DProxy;
+declare const _default: vtkView2DProxy;
+export default _default;
diff --git a/Sources/Proxy/Core/ViewProxy/index.d.ts b/Sources/Proxy/Core/ViewProxy/index.d.ts
index 4fb3aa9ba4b..1adc97fa525 100644
--- a/Sources/Proxy/Core/ViewProxy/index.d.ts
+++ b/Sources/Proxy/Core/ViewProxy/index.d.ts
@@ -1,14 +1,14 @@
-import vtkActor from '../../../Rendering/Core/Actor';
-import vtkAbstractRepresentationProxy from '../AbstractRepresentationProxy';
+import { vtkActor } from '../../../Rendering/Core/Actor';
+import { vtkAbstractRepresentationProxy } from '../AbstractRepresentationProxy';
 import { Vector3, Vector4 } from '../../../types';
-import vtkCamera from '../../../Rendering/Core/Camera';
-import vtkRenderWindowInteractor from '../../../Rendering/Core/RenderWindowInteractor';
-import vtkInteractorStyle from '../../../Rendering/Core/InteractorStyle';
+import { vtkCamera } from '../../../Rendering/Core/Camera';
+import { vtkRenderWindowInteractor } from '../../../Rendering/Core/RenderWindowInteractor';
+import { vtkInteractorStyle } from '../../../Rendering/Core/InteractorStyle';
 import { vtkSubscription, vtkObject } from '../../../interfaces';
-import vtkRenderer from '../../../Rendering/Core/Renderer';
-import vtkRenderWindow from '../../../Rendering/Core/RenderWindow';
-import vtkOpenGLRenderWindow from '../../../Rendering/OpenGL/RenderWindow';
-import vtkWebGPURenderWindow from '../../../Rendering/WebGPU/RenderWindow';
+import { vtkRenderer } from '../../../Rendering/Core/Renderer';
+import { vtkRenderWindow } from '../../../Rendering/Core/RenderWindow';
+import { vtkOpenGLRenderWindow } from '../../../Rendering/OpenGL/RenderWindow';
+import { vtkWebGPURenderWindow } from '../../../Rendering/WebGPU/RenderWindow';
 import { VtkProxy } from '../../../macros';
 
 export interface vtkViewProxy extends VtkProxy {
@@ -84,4 +84,5 @@ export interface vtkViewProxy extends VtkProxy {
   // TODO proxy property mappings
 }
 
-export default vtkViewProxy;
+declare const _default: vtkViewProxy;
+export default _default;
diff --git a/Sources/Proxy/Representations/GeometryRepresentationProxy/index.d.ts b/Sources/Proxy/Representations/GeometryRepresentationProxy/index.d.ts
index aa07264b57e..1b21f4eb7a2 100644
--- a/Sources/Proxy/Representations/GeometryRepresentationProxy/index.d.ts
+++ b/Sources/Proxy/Representations/GeometryRepresentationProxy/index.d.ts
@@ -1,5 +1,5 @@
 import { RGBColor } from '../../../types';
-import vtkAbstractRepresentationProxy from '../../Core/AbstractRepresentationProxy';
+import { vtkAbstractRepresentationProxy } from '../../Core/AbstractRepresentationProxy';
 
 export interface vtkGeometryRepresentationProxy
   extends vtkAbstractRepresentationProxy {
@@ -33,4 +33,5 @@ export interface vtkGeometryRepresentationProxy
   setLineWidth(width: number): boolean;
 }
 
-export default vtkGeometryRepresentationProxy;
+declare const _default: vtkGeometryRepresentationProxy;
+export default _default;
diff --git a/Sources/Proxy/Representations/ResliceRepresentationProxy/index.d.ts b/Sources/Proxy/Representations/ResliceRepresentationProxy/index.d.ts
index fd5b49cd4b9..50e95dbc9ed 100644
--- a/Sources/Proxy/Representations/ResliceRepresentationProxy/index.d.ts
+++ b/Sources/Proxy/Representations/ResliceRepresentationProxy/index.d.ts
@@ -1,6 +1,6 @@
-import type vtkPolyData from '../../../Common/DataModel/PolyData';
-import type vtkPlane from '../../../Common/DataModel/Plane';
-import vtkAbstractRepresentationProxy from '../../Core/AbstractRepresentationProxy';
+import { vtkPolyData } from '../../../Common/DataModel/PolyData';
+import { vtkPlane } from '../../../Common/DataModel/Plane';
+import { vtkAbstractRepresentationProxy } from '../../Core/AbstractRepresentationProxy';
 import { RGBColor } from '../../../types';
 
 export interface vtkResliceRepresentationProxy
@@ -33,4 +33,5 @@ export interface vtkResliceRepresentationProxy
   getSlabTrapezoidIntegration(): number;
 }
 
-export default vtkResliceRepresentationProxy;
+declare const _default: vtkResliceRepresentationProxy;
+export default _default;
diff --git a/Sources/Proxy/Representations/SliceRepresentationProxy/index.d.ts b/Sources/Proxy/Representations/SliceRepresentationProxy/index.d.ts
index 2ec48f6f437..228a78f3908 100644
--- a/Sources/Proxy/Representations/SliceRepresentationProxy/index.d.ts
+++ b/Sources/Proxy/Representations/SliceRepresentationProxy/index.d.ts
@@ -1,4 +1,4 @@
-import vtkAbstractRepresentationProxy from '../../Core/AbstractRepresentationProxy';
+import { vtkAbstractRepresentationProxy } from '../../Core/AbstractRepresentationProxy';
 
 export interface vtkSliceRepresentationProxy
   extends vtkAbstractRepresentationProxy {
@@ -24,4 +24,5 @@ export interface vtkSliceRepresentationProxy
   getSlice(): number;
 }
 
-export default vtkSliceRepresentationProxy;
+declare const _default: vtkSliceRepresentationProxy;
+export default _default;
diff --git a/Sources/Proxy/Representations/VolumeRepresentationProxy/index.d.ts b/Sources/Proxy/Representations/VolumeRepresentationProxy/index.d.ts
index d84e943e206..a76446f4e13 100644
--- a/Sources/Proxy/Representations/VolumeRepresentationProxy/index.d.ts
+++ b/Sources/Proxy/Representations/VolumeRepresentationProxy/index.d.ts
@@ -1,5 +1,5 @@
-import vtkAbstractRepresentationProxy from '../../Core/AbstractRepresentationProxy';
-import vtkImageCropFilter from '../../../Filters/General/ImageCropFilter';
+import { vtkAbstractRepresentationProxy } from '../../Core/AbstractRepresentationProxy';
+import { vtkImageCropFilter } from '../../../Filters/General/ImageCropFilter';
 
 export interface vtkVolumeRepresentationProxy
   extends vtkAbstractRepresentationProxy {
@@ -41,4 +41,5 @@ export interface vtkVolumeRepresentationProxy
   setCroppingPlanes(planes: number[]): boolean;
 }
 
-export default vtkVolumeRepresentationProxy;
+declare const _default: vtkVolumeRepresentationProxy;
+export default _default;
diff --git a/Sources/Rendering/Core/AbstractImageMapper/index.d.ts b/Sources/Rendering/Core/AbstractImageMapper/index.d.ts
index 1d48ad9078a..a7c327dc777 100644
--- a/Sources/Rendering/Core/AbstractImageMapper/index.d.ts
+++ b/Sources/Rendering/Core/AbstractImageMapper/index.d.ts
@@ -1,7 +1,8 @@
-import vtkAbstractMapper3D, {
+import {
+  vtkAbstractMapper3D,
   IAbstractMapper3DInitialValues,
 } from '../AbstractMapper3D';
-import vtkImageData from '../../../Common/DataModel/ImageData';
+import { vtkImageData } from '../../../Common/DataModel/ImageData';
 import { Bounds, Extent, Nullable, RGBAColor } from '../../../types';
 
 export interface IAbstractImageMapperInitialValues
diff --git a/Sources/Rendering/Core/ImageArrayMapper/index.d.ts b/Sources/Rendering/Core/ImageArrayMapper/index.d.ts
index 489dadbd9c2..b27baea0ebb 100644
--- a/Sources/Rendering/Core/ImageArrayMapper/index.d.ts
+++ b/Sources/Rendering/Core/ImageArrayMapper/index.d.ts
@@ -1,12 +1,14 @@
-import vtkAbstractImageMapper, {
+import {
+  vtkAbstractImageMapper,
   IAbstractImageMapperInitialValues,
 } from '../AbstractImageMapper';
-import IClosestIJKAxis from '../ImageMapper';
+import { IClosestIJKAxis } from '../ImageMapper';
 import { Bounds, Nullable } from '../../../types';
 import { SlicingMode } from '../ImageMapper/Constants';
-import vtkImageData from '../../../Common/DataModel/ImageData';
-import vtkCollection from '../../../Common/DataModel/Collection';
-import CoincidentTopologyHelper, {
+import { vtkImageData } from '../../../Common/DataModel/ImageData';
+import { vtkCollection } from '../../../Common/DataModel/Collection';
+import {
+  CoincidentTopologyHelper,
   StaticCoincidentTopologyMethods,
 } from '../Mapper/CoincidentTopologyHelper';
 
diff --git a/Sources/Rendering/Core/ImageCPRMapper/index.d.ts b/Sources/Rendering/Core/ImageCPRMapper/index.d.ts
index 54f75f85e64..9d3fe2ba900 100644
--- a/Sources/Rendering/Core/ImageCPRMapper/index.d.ts
+++ b/Sources/Rendering/Core/ImageCPRMapper/index.d.ts
@@ -1,15 +1,17 @@
 import { mat3, mat4, quat, vec3 } from 'gl-matrix';
 import { Extent, Nullable } from '../../../types';
 import { vtkOutputPort } from '../../../interfaces';
-import vtkAbstractMapper3D, {
+import {
+  vtkAbstractMapper3D,
   IAbstractMapper3DInitialValues,
 } from '../AbstractMapper3D';
-import vtkDataArray from '../../../Common/Core/DataArray';
-import vtkImageData from '../../../Common/DataModel/ImageData';
-import vtkPolyData from '../../../Common/DataModel/PolyData';
-import vtkPolyLine from '../../../Common/DataModel/PolyLine';
+import { vtkDataArray } from '../../../Common/Core/DataArray';
+import { vtkImageData } from '../../../Common/DataModel/ImageData';
+import { vtkPolyData } from '../../../Common/DataModel/PolyData';
+import { vtkPolyLine } from '../../../Common/DataModel/PolyLine';
 import { ProjectionMode } from './Constants';
-import CoincidentTopologyHelper, {
+import {
+  CoincidentTopologyHelper,
   StaticCoincidentTopologyMethods,
 } from '../Mapper/CoincidentTopologyHelper';
 
diff --git a/Sources/Rendering/Core/ImageMapper/index.d.ts b/Sources/Rendering/Core/ImageMapper/index.d.ts
index 881e413746d..58fa206ee24 100755
--- a/Sources/Rendering/Core/ImageMapper/index.d.ts
+++ b/Sources/Rendering/Core/ImageMapper/index.d.ts
@@ -1,15 +1,17 @@
-import vtkCamera from '../Camera';
-import vtkAbstractImageMapper, {
+import { vtkCamera } from '../Camera';
+import {
+  vtkAbstractImageMapper,
   IAbstractImageMapperInitialValues,
 } from '../AbstractImageMapper';
 import { Bounds, Nullable, Vector3 } from '../../../types';
 import { SlicingMode } from './Constants';
-import vtkImageData from '../../../Common/DataModel/ImageData';
-import CoincidentTopologyHelper, {
+import { vtkImageData } from '../../../Common/DataModel/ImageData';
+import {
+  CoincidentTopologyHelper,
   StaticCoincidentTopologyMethods,
 } from '../Mapper/CoincidentTopologyHelper';
 
-interface IClosestIJKAxis {
+export interface IClosestIJKAxis {
   ijkMode: SlicingMode;
   flip: boolean;
 }
@@ -212,4 +214,5 @@ export declare const vtkImageMapper: {
   extend: typeof extend;
   SlicingMode: typeof SlicingMode;
 } & StaticCoincidentTopologyMethods;
+
 export default vtkImageMapper;
diff --git a/Sources/Rendering/Core/ImageResliceMapper/index.d.ts b/Sources/Rendering/Core/ImageResliceMapper/index.d.ts
index 4dc09635c3d..9e0e358acd5 100755
--- a/Sources/Rendering/Core/ImageResliceMapper/index.d.ts
+++ b/Sources/Rendering/Core/ImageResliceMapper/index.d.ts
@@ -1,11 +1,13 @@
-import vtkAbstractImageMapper, {
+import {
+  vtkAbstractImageMapper,
   IAbstractImageMapperInitialValues,
 } from '../AbstractImageMapper';
-import vtkPlane from '../../../Common/DataModel/Plane';
-import vtkPolyData from '../../../Common/DataModel/PolyData';
+import { vtkPlane } from '../../../Common/DataModel/Plane';
+import { vtkPolyData } from '../../../Common/DataModel/PolyData';
 import { Bounds, Extent } from '../../../types';
 import { SlabTypes } from './Constants';
-import CoincidentTopologyHelper, {
+import {
+  CoincidentTopologyHelper,
   StaticCoincidentTopologyMethods,
 } from '../Mapper/CoincidentTopologyHelper';
 
diff --git a/Sources/Rendering/Core/InteractorObserver/index.d.ts b/Sources/Rendering/Core/InteractorObserver/index.d.ts
index 0dd9038ae78..119feeb6f2d 100644
--- a/Sources/Rendering/Core/InteractorObserver/index.d.ts
+++ b/Sources/Rendering/Core/InteractorObserver/index.d.ts
@@ -1,5 +1,5 @@
-import vtkRenderer from '../Renderer';
-import vtkRenderWindowInteractor from '../RenderWindowInteractor';
+import { vtkRenderer } from '../Renderer';
+import { vtkRenderWindowInteractor } from '../RenderWindowInteractor';
 import { vtkObject, EventHandler, vtkSubscription } from '../../../interfaces';
 import { Vector3 } from '../../../types';
 
@@ -138,4 +138,5 @@ export interface vtkInteractorObserver extends vtkObject {
   ): Vector3;
 }
 
-export default vtkInteractorObserver;
+declare const _default: vtkInteractorObserver;
+export default _default;
diff --git a/Sources/Rendering/Core/InteractorStyle/index.d.ts b/Sources/Rendering/Core/InteractorStyle/index.d.ts
index 2b0667b55e3..4f6b743a11b 100644
--- a/Sources/Rendering/Core/InteractorStyle/index.d.ts
+++ b/Sources/Rendering/Core/InteractorStyle/index.d.ts
@@ -1,7 +1,7 @@
 import { EventHandler, vtkSubscription } from '../../../interfaces';
 import { Nullable } from '../../../types';
-import vtkInteractorObserver from '../InteractorObserver';
-import vtkRenderer from '../Renderer';
+import { vtkInteractorObserver } from '../InteractorObserver';
+import { vtkRenderer } from '../Renderer';
 
 export interface vtkInteractorStyle extends vtkInteractorObserver {
   /**
diff --git a/Sources/Rendering/Core/Mapper/CoincidentTopologyHelper.d.ts b/Sources/Rendering/Core/Mapper/CoincidentTopologyHelper.d.ts
index 9a386e522ad..49920bd2a53 100644
--- a/Sources/Rendering/Core/Mapper/CoincidentTopologyHelper.d.ts
+++ b/Sources/Rendering/Core/Mapper/CoincidentTopologyHelper.d.ts
@@ -121,7 +121,7 @@ export interface StaticCoincidentTopologyMethods {
   getResolveCoincidentTopologyAsString(): string;
 }
 
-export default interface CoincidentTopologyHelper
+export interface CoincidentTopologyHelper
   extends StaticCoincidentTopologyMethods {
   /**
    *
@@ -192,3 +192,6 @@ export default interface CoincidentTopologyHelper
    */
   getCoincidentTopologyPointOffsetParameters(): ICoincidentTopology;
 }
+
+declare const _default: CoincidentTopologyHelper;
+export default _default;
diff --git a/Sources/Rendering/Core/Mapper/index.d.ts b/Sources/Rendering/Core/Mapper/index.d.ts
index 195deb0bd9a..ecba627740b 100755
--- a/Sources/Rendering/Core/Mapper/index.d.ts
+++ b/Sources/Rendering/Core/Mapper/index.d.ts
@@ -1,10 +1,12 @@
 import { Bounds, Nullable, Range } from '../../../types';
-import vtkAbstractMapper3D, {
+import {
+  vtkAbstractMapper3D,
   IAbstractMapper3DInitialValues,
 } from '../AbstractMapper3D';
 import { ColorMode, GetArray, ScalarMode } from './Constants';
-import vtkDataArray from '../../../Common/Core/DataArray';
-import CoincidentTopologyHelper, {
+import { vtkDataArray } from '../../../Common/Core/DataArray';
+import {
+  CoincidentTopologyHelper,
   StaticCoincidentTopologyMethods,
 } from './CoincidentTopologyHelper';
 
diff --git a/Sources/Rendering/Core/VolumeMapper/index.d.ts b/Sources/Rendering/Core/VolumeMapper/index.d.ts
index 5401ec68921..eef8712672a 100755
--- a/Sources/Rendering/Core/VolumeMapper/index.d.ts
+++ b/Sources/Rendering/Core/VolumeMapper/index.d.ts
@@ -1,6 +1,7 @@
-import vtkPiecewiseFunction from '../../../Common/DataModel/PiecewiseFunction';
+import { vtkPiecewiseFunction } from '../../../Common/DataModel/PiecewiseFunction';
 import { Bounds, Range, Extent } from '../../../types';
-import vtkAbstractMapper3D, {
+import {
+  vtkAbstractMapper3D,
   IAbstractMapper3DInitialValues,
 } from '../AbstractMapper3D';
 import { BlendMode, FilterMode } from './Constants';
diff --git a/Sources/Rendering/Misc/SynchronizableRenderWindow/ObjectManager/index.d.ts b/Sources/Rendering/Misc/SynchronizableRenderWindow/ObjectManager/index.d.ts
index 81b86041553..e4f64903a8d 100644
--- a/Sources/Rendering/Misc/SynchronizableRenderWindow/ObjectManager/index.d.ts
+++ b/Sources/Rendering/Misc/SynchronizableRenderWindow/ObjectManager/index.d.ts
@@ -97,4 +97,5 @@ export interface IObjectManager {
   alwaysUpdateCamera(): void;
 }
 
-export default IObjectManager;
+declare const _default: IObjectManager;
+export default _default;
diff --git a/Sources/Widgets/Core/AbstractWidget/index.d.ts b/Sources/Widgets/Core/AbstractWidget/index.d.ts
index 8b189ad122c..efb04490157 100644
--- a/Sources/Widgets/Core/AbstractWidget/index.d.ts
+++ b/Sources/Widgets/Core/AbstractWidget/index.d.ts
@@ -1,9 +1,8 @@
-import vtkInteractorObserver from '../../../Rendering/Core/InteractorObserver';
-import vtkProp from '../../../Rendering/Core/Prop';
-import vtkRenderer from '../../../Rendering/Core/Renderer';
-import vtkWidgetManager from '../WidgetManager';
-import vtkWidgetRepresentation from '../../Representations/WidgetRepresentation';
-import vtkWidgetState from '../WidgetState';
+import { vtkInteractorObserver } from '../../../Rendering/Core/InteractorObserver';
+import { vtkProp } from '../../../Rendering/Core/Prop';
+import { vtkWidgetManager } from '../WidgetManager';
+import { vtkWidgetRepresentation } from '../../Representations/WidgetRepresentation';
+import { vtkWidgetState } from '../WidgetState';
 import { Bounds } from '../../../types';
 import { RenderingTypes } from '../WidgetManager/Constants';
 import { EventHandler, vtkSubscription } from '../../../interfaces';
diff --git a/Sources/Widgets/Widgets3D/ResliceCursorWidget/behavior.d.ts b/Sources/Widgets/Widgets3D/ResliceCursorWidget/behavior.d.ts
index 66c9150b2a9..e8729bc0055 100644
--- a/Sources/Widgets/Widgets3D/ResliceCursorWidget/behavior.d.ts
+++ b/Sources/Widgets/Widgets3D/ResliceCursorWidget/behavior.d.ts
@@ -1,6 +1,6 @@
 import { Nullable } from '../../../types';
 import { InteractionMethodsName, lineNames } from './Constants';
-import vtkAbstractWidget from '../../Core/AbstractWidget';
+import { vtkAbstractWidget } from '../../Core/AbstractWidget';
 
 type TLineName = typeof lineNames[number];
 
@@ -10,7 +10,7 @@ type TCursorStyles = {
   default?: string;
 };
 
-export default interface vtkResliceCursorWidgetDefaultInstance
+export interface vtkResliceCursorWidgetDefaultInstance
   extends vtkAbstractWidget {
   getActiveInteraction(): Nullable<InteractionMethodsName>;
 
@@ -31,3 +31,6 @@ export default interface vtkResliceCursorWidgetDefaultInstance
 
   getActiveLineName(): TLineName | undefined;
 }
+
+declare const _default: vtkResliceCursorWidgetDefaultInstance;
+export default _default;
diff --git a/Sources/Widgets/Widgets3D/ResliceCursorWidget/index.d.ts b/Sources/Widgets/Widgets3D/ResliceCursorWidget/index.d.ts
index 5b27c12a4e7..e31a7ebd628 100644
--- a/Sources/Widgets/Widgets3D/ResliceCursorWidget/index.d.ts
+++ b/Sources/Widgets/Widgets3D/ResliceCursorWidget/index.d.ts
@@ -3,13 +3,13 @@ import {
   vtkAbstractWidgetFactory,
   IAbstractWidgetFactoryInitialValues,
 } from '../../Core/AbstractWidgetFactory';
-import vtkResliceCursorWidgetDefaultInstance from './behavior';
-import vtkAbstractWidget from '../../Core/AbstractWidget';
-import vtkImageData from '../../../Common/DataModel/ImageData';
-import vtkImageReslice from '../../../Imaging/Core/ImageReslice';
-import vtkPlaneSource from '../../../Filters/Sources/PlaneSource';
-import vtkRenderer from '../../../Rendering/Core/Renderer';
-import vtkPlaneManipulator from '../../Manipulators/PlaneManipulator';
+import { vtkResliceCursorWidgetDefaultInstance } from './behavior';
+import { vtkAbstractWidget } from '../../Core/AbstractWidget';
+import { vtkImageData } from '../../../Common/DataModel/ImageData';
+import { vtkImageReslice } from '../../../Imaging/Core/ImageReslice';
+import { vtkPlaneSource } from '../../../Filters/Sources/PlaneSource';
+import { vtkRenderer } from '../../../Rendering/Core/Renderer';
+import { vtkPlaneManipulator } from '../../Manipulators/PlaneManipulator';
 import { ViewTypes } from '../../../Widgets/Core/WidgetManager/Constants';
 import { Vector2, Vector3 } from '../../../types';
 import { IDisplayScaleParams } from '../../../Widgets/Core/WidgetManager';
diff --git a/Utilities/build/macro-shim.d.ts b/Utilities/build/macro-shim.d.ts
index 13811aff631..e3e5132e799 100644
--- a/Utilities/build/macro-shim.d.ts
+++ b/Utilities/build/macro-shim.d.ts
@@ -1,4 +1,4 @@
-import Macro from './macros';
+import Macro from '../../Sources/macros';
 
-export * from './macros';
+export * from '../../Sources/macros';
 export default Macro;
diff --git a/package-lock.json b/package-lock.json
index a46ea950b6f..bcaa141231f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -103,6 +103,7 @@
         "string-replace-loader": "3.1.0",
         "style-loader": "3.3.1",
         "tape": "5.5.3",
+        "typescript": "^5.8.3",
         "webpack": "5.97.1",
         "webpack-bundle-analyzer": "4.5.0",
         "webpack-cli": "4.9.2",
@@ -21332,12 +21333,10 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.7.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.7.3.tgz",
-      "integrity": "sha512-84MVSjMEHP+FQRPy3pX9sTVV/INIex71s9TL2Gm5FG/WG1SqXeKyZ0k7/blY/4FdOzI12CBy1vGc4og/eus0fw==",
+      "version": "5.8.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.8.3.tgz",
+      "integrity": "sha512-p1diW6TqL9L07nNxvRMM7hMMw4c5XOo/1ibL4aAIGmSAt9slTE1Xgw5KWuof2uTOvCg9BY7ZRi+GaF+7sfgPeQ==",
       "dev": true,
-      "license": "Apache-2.0",
-      "peer": true,
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
@@ -37812,11 +37811,10 @@
       }
     },
     "typescript": {
-      "version": "5.7.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.7.3.tgz",
-      "integrity": "sha512-84MVSjMEHP+FQRPy3pX9sTVV/INIex71s9TL2Gm5FG/WG1SqXeKyZ0k7/blY/4FdOzI12CBy1vGc4og/eus0fw==",
-      "dev": true,
-      "peer": true
+      "version": "5.8.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.8.3.tgz",
+      "integrity": "sha512-p1diW6TqL9L07nNxvRMM7hMMw4c5XOo/1ibL4aAIGmSAt9slTE1Xgw5KWuof2uTOvCg9BY7ZRi+GaF+7sfgPeQ==",
+      "dev": true
     },
     "ua-parser-js": {
       "version": "0.7.35",
diff --git a/package.json b/package.json
index 96892223005..949db8951d5 100644
--- a/package.json
+++ b/package.json
@@ -120,6 +120,7 @@
     "string-replace-loader": "3.1.0",
     "style-loader": "3.3.1",
     "tape": "5.5.3",
+    "typescript": "^5.8.3",
     "webpack": "5.97.1",
     "webpack-bundle-analyzer": "4.5.0",
     "webpack-cli": "4.9.2",
@@ -141,6 +142,7 @@
     "reformat-only": "prettier --single-quote --trailing-comma es5 --print-width 80 --arrow-parens always --write",
     "lint-fix": "eslint --fix Sources Examples",
     "lint": "eslint Sources Examples",
+    "typecheck": "tsc --noEmit",
     "doc": "npm run build:pre && kw-doc -c ./Documentation/config.js",
     "doc:www": "npm t -- --single-run && npm run build:pre && kw-doc -c ./Documentation/config.js -s",
     "doc:minified": "npm run build:pre && kw-doc -c ./Documentation/config.js -m",
diff --git a/tsconfig.json b/tsconfig.json
new file mode 100644
index 00000000000..500940cacbf
--- /dev/null
+++ b/tsconfig.json
@@ -0,0 +1,6 @@
+{
+  "include": ["Sources/**/*.d.ts", "Utilities/**/*.d.ts"],
+  "compilerOptions": {
+    "noEmit": true
+  }
+}