diff --git a/package-lock.json b/package-lock.json
index 101650d9..cd5dd7d4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
     "name": "aas-portal-project",
-    "version": "3.0.0-development.61",
+    "version": "3.0.0-development.64",
     "lockfileVersion": 3,
     "requires": true,
     "packages": {
         "": {
             "name": "aas-portal-project",
-            "version": "3.0.0-development.61",
+            "version": "3.0.0-development.64",
             "license": "Apache-2.0",
             "workspaces": [
                 "projects/fhg-jest",
diff --git a/package.json b/package.json
index ada57bb0..4d842b01 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "aas-portal-project",
-    "version": "3.0.0-development.63",
+    "version": "3.0.0-development.65",
     "description": "Web-based visualization and control of asset administration shells.",
     "type": "module",
     "scripts": {
diff --git a/projects/aas-server/src/app/packages/aas-server/aas-api-client-v1.ts b/projects/aas-server/src/app/packages/aas-server/aas-api-client-v1.ts
index 708ca9a1..48004628 100644
--- a/projects/aas-server/src/app/packages/aas-server/aas-api-client-v1.ts
+++ b/projects/aas-server/src/app/packages/aas-server/aas-api-client-v1.ts
@@ -21,7 +21,7 @@ import {
 import { encodeBase64Url } from '../../convert.js';
 import { AASApiClient } from './aas-api-client.js';
 import { Logger } from '../../logging/logger.js';
-import { JsonWriter } from '../json-writer.js';
+import { JsonWriterV3 } from '../json-writer-v3.js';
 import * as aasv2 from '../../types/aas-v2.js';
 import { JsonReaderV2 } from '../json-reader-v2.js';
 
@@ -201,21 +201,21 @@ export class AASApiClientV1 extends AASApiClient {
 
     private async putShellAsync(shell: aas.AssetAdministrationShell): Promise<string> {
         const aasId = encodeBase64Url(shell.id);
-        return await this.message.put(this.resolve(`shells/${aasId}`), new JsonWriter().convert(shell));
+        return await this.message.put(this.resolve(`shells/${aasId}`), new JsonWriterV3().convert(shell));
     }
 
     private async putSubmodelAsync(aasId: string, submodel: aas.Submodel): Promise<string> {
         const smId = encodeBase64Url(submodel.id);
         return await this.message.put(
             this.resolve(`shells/${aasId}/submodels/${smId}`),
-            new JsonWriter().convert(submodel),
+            new JsonWriterV3().convert(submodel),
         );
     }
 
     private async postSubmodelAsync(aasId: string, submodel: aas.Submodel): Promise<string> {
         return await this.message.post(
             this.resolve(`submodels?aasIdentifier=${aasId}`),
-            new JsonWriter().convert(submodel),
+            new JsonWriterV3().convert(submodel),
         );
     }
 
@@ -231,7 +231,7 @@ export class AASApiClientV1 extends AASApiClient {
         const path = getIdShortPath(submodelElement);
         return await this.message.put(
             this.resolve(`submodels/${smId}/submodel-elements/${path}`),
-            new JsonWriter().convert(submodelElement),
+            new JsonWriterV3().convert(submodelElement),
         );
     }
 
@@ -243,7 +243,7 @@ export class AASApiClientV1 extends AASApiClient {
         const path = getIdShortPath(submodelElement);
         return await this.message.post(
             this.resolve(`submodels/${smId}/submodel-elements/${path}`),
-            new JsonWriter().convert(submodelElement),
+            new JsonWriterV3().convert(submodelElement),
         );
     }
 
diff --git a/projects/aas-server/src/app/packages/aas-server/aas-api-client-v3.ts b/projects/aas-server/src/app/packages/aas-server/aas-api-client-v3.ts
index e0629162..4f0743f6 100644
--- a/projects/aas-server/src/app/packages/aas-server/aas-api-client-v3.ts
+++ b/projects/aas-server/src/app/packages/aas-server/aas-api-client-v3.ts
@@ -12,8 +12,8 @@ import { createReadStream } from 'fs';
 import { encodeBase64Url } from '../../convert.js';
 import { AASApiClient } from './aas-api-client.js';
 import { Logger } from '../../logging/logger.js';
-import { JsonReader } from '../json-reader.js';
-import { JsonWriter } from '../json-writer.js';
+import { JsonReaderV3 } from '../json-reader-v3.js';
+import { JsonWriterV3 } from '../json-writer-v3.js';
 import { ERRORS } from '../../errors.js';
 import {
     aas,
@@ -104,7 +104,7 @@ export class AASApiClientV3 extends AASApiClient {
             conceptDescriptions: pagedResult.result,
         };
 
-        return new JsonReader(sourceEnv).readEnvironment();
+        return new JsonReaderV3(sourceEnv).readEnvironment();
     }
 
     public override getThumbnailAsync(id: string): Promise<NodeJS.ReadableStream> {
@@ -240,21 +240,21 @@ export class AASApiClientV3 extends AASApiClient {
 
     private async putShellAsync(shell: aas.AssetAdministrationShell): Promise<string> {
         const aasId = encodeBase64Url(shell.id);
-        return await this.message.put(this.resolve(`shells/${aasId}`), new JsonWriter().convert(shell));
+        return await this.message.put(this.resolve(`shells/${aasId}`), new JsonWriterV3().convert(shell));
     }
 
     private async putSubmodelAsync(aasId: string, submodel: aas.Submodel): Promise<string> {
         const smId = encodeBase64Url(submodel.id);
         return await this.message.put(
             this.resolve(`shells/${aasId}/submodels/${smId}`),
-            new JsonWriter().convert(submodel),
+            new JsonWriterV3().convert(submodel),
         );
     }
 
     private async postSubmodelAsync(aasId: string, submodel: aas.Submodel): Promise<string> {
         return await this.message.post(
             this.resolve(`submodels?aasIdentifier=${aasId}`),
-            new JsonWriter().convert(submodel),
+            new JsonWriterV3().convert(submodel),
         );
     }
 
@@ -270,7 +270,7 @@ export class AASApiClientV3 extends AASApiClient {
         const path = getIdShortPath(submodelElement);
         return await this.message.put(
             this.resolve(`submodels/${smId}/submodel-elements/${path}`),
-            new JsonWriter().convert(submodelElement),
+            new JsonWriterV3().convert(submodelElement),
         );
     }
 
@@ -282,7 +282,7 @@ export class AASApiClientV3 extends AASApiClient {
         const path = getIdShortPath(submodelElement);
         return await this.message.post(
             this.resolve(`submodels/${smId}/submodel-elements/${path}`),
-            new JsonWriter().convert(submodelElement),
+            new JsonWriterV3().convert(submodelElement),
         );
     }
 
diff --git a/projects/aas-server/src/app/packages/create-json-reader.ts b/projects/aas-server/src/app/packages/create-json-reader.ts
index ff01e5bf..3ac154ce 100644
--- a/projects/aas-server/src/app/packages/create-json-reader.ts
+++ b/projects/aas-server/src/app/packages/create-json-reader.ts
@@ -9,7 +9,7 @@
 import { aas } from 'aas-core';
 import { AASReader } from './aas-reader.js';
 import { JsonReaderV2 } from './json-reader-v2.js';
-import { JsonReader } from './json-reader.js';
+import { JsonReaderV3 } from './json-reader-v3.js';
 import * as aasV2 from '../types/aas-v2.js';
 
 export function createJsonReader(data: object): AASReader {
@@ -18,11 +18,11 @@ export function createJsonReader(data: object): AASReader {
     }
 
     if (isEnvironment(data)) {
-        return new JsonReader(data);
+        return new JsonReaderV3(data);
     }
 
     if (isSubmodelElement(data)) {
-        return new JsonReader();
+        return new JsonReaderV3();
     }
 
     if (isSubmodelElementV2(data)) {
diff --git a/projects/aas-server/src/app/packages/create-xml-reader.ts b/projects/aas-server/src/app/packages/create-xml-reader.ts
index 4e0e68a4..2f2d53a7 100644
--- a/projects/aas-server/src/app/packages/create-xml-reader.ts
+++ b/projects/aas-server/src/app/packages/create-xml-reader.ts
@@ -11,7 +11,7 @@ import { AASReader } from './aas-reader.js';
 import { HTMLDocumentElement } from '../types/html-document-element.js';
 import { XmlReaderV1 } from './xml-reader-v1.js';
 import { XmlReaderV2 } from './xml-reader-v2.js';
-import { XmlReader } from './xml-reader.js';
+import { XmlReaderV3 } from './xml-reader-v3.js';
 
 export function createXmlReader(xml: string): AASReader {
     const document = new DOMParser().parseFromString(xml);
@@ -27,7 +27,7 @@ export function createXmlReader(xml: string): AASReader {
         }
 
         if (uri === 'https://admin-shell.io/aas/3/0') {
-            return new XmlReader(document);
+            return new XmlReaderV3(document);
         }
     }
 
diff --git a/projects/aas-server/src/app/packages/file-system/aasx-package.ts b/projects/aas-server/src/app/packages/file-system/aasx-package.ts
index b73caae6..efb47167 100644
--- a/projects/aas-server/src/app/packages/file-system/aasx-package.ts
+++ b/projects/aas-server/src/app/packages/file-system/aasx-package.ts
@@ -21,7 +21,7 @@ import { AASReader } from '../aas-reader.js';
 import { ImageProcessing } from '../../image-processing.js';
 import { createXmlReader } from '../create-xml-reader.js';
 import { createJsonReader } from '../create-json-reader.js';
-import { XmlWriter } from '../xml-writer.js';
+import { XmlWriterV3 } from '../xml-writer-v3.js';
 
 export class AasxPackage extends AASPackage {
     private readonly file: string;
@@ -73,7 +73,7 @@ export class AasxPackage extends AASPackage {
     }
 
     public override async setEnvironmentAsync(env: aas.Environment): Promise<string[]> {
-        const writer = new XmlWriter();
+        const writer = new XmlWriterV3();
         const xml = writer.write(env);
         const path = await this.getOriginNameAsync();
         (await this.zip).file(path, xml, { compression: 'DEFLATE' });
diff --git a/projects/aas-server/src/app/packages/json-reader.ts b/projects/aas-server/src/app/packages/json-reader-v3.ts
similarity index 99%
rename from projects/aas-server/src/app/packages/json-reader.ts
rename to projects/aas-server/src/app/packages/json-reader-v3.ts
index 983781ee..24aa213d 100644
--- a/projects/aas-server/src/app/packages/json-reader.ts
+++ b/projects/aas-server/src/app/packages/json-reader-v3.ts
@@ -11,7 +11,7 @@ import { aas, determineType, extensionToMimeType, isIdentifiable } from 'aas-cor
 import cloneDeep from 'lodash-es/cloneDeep.js';
 import { encodeBase64Url } from '../convert.js';
 
-export class JsonReader extends AASReader {
+export class JsonReaderV3 extends AASReader {
     private readonly origin: aas.Environment;
 
     public constructor(origin?: aas.Environment | string) {
diff --git a/projects/aas-server/src/app/packages/json-writer.ts b/projects/aas-server/src/app/packages/json-writer-v3.ts
similarity index 99%
rename from projects/aas-server/src/app/packages/json-writer.ts
rename to projects/aas-server/src/app/packages/json-writer-v3.ts
index a10a1775..df882ebd 100644
--- a/projects/aas-server/src/app/packages/json-writer.ts
+++ b/projects/aas-server/src/app/packages/json-writer-v3.ts
@@ -11,7 +11,7 @@ import { aas, extensionToMimeType } from 'aas-core';
 import { AASWriter } from './aas-writer.js';
 
 /** */
-export class JsonWriter extends AASWriter {
+export class JsonWriterV3 extends AASWriter {
     public override write(env: aas.Environment): string {
         const data: aas.Environment = {
             assetAdministrationShells: this.writeAssetAdministrationShells(env),
diff --git a/projects/aas-server/src/app/packages/xml-reader.ts b/projects/aas-server/src/app/packages/xml-reader-v3.ts
similarity index 99%
rename from projects/aas-server/src/app/packages/xml-reader.ts
rename to projects/aas-server/src/app/packages/xml-reader-v3.ts
index 21f002d5..732269a3 100644
--- a/projects/aas-server/src/app/packages/xml-reader.ts
+++ b/projects/aas-server/src/app/packages/xml-reader-v3.ts
@@ -12,7 +12,7 @@ import { DOMParser } from '@xmldom/xmldom';
 import { AASReader } from './aas-reader.js';
 import { HTMLDocumentElement } from '../types/html-document-element.js';
 
-export class XmlReader extends AASReader {
+export class XmlReaderV3 extends AASReader {
     private readonly select: XPathSelect;
     private readonly document: Document;
 
diff --git a/projects/aas-server/src/app/packages/xml-writer.ts b/projects/aas-server/src/app/packages/xml-writer-v3.ts
similarity index 97%
rename from projects/aas-server/src/app/packages/xml-writer.ts
rename to projects/aas-server/src/app/packages/xml-writer-v3.ts
index 811956b3..370ed0b9 100644
--- a/projects/aas-server/src/app/packages/xml-writer.ts
+++ b/projects/aas-server/src/app/packages/xml-writer-v3.ts
@@ -11,7 +11,7 @@ import camelCase from 'lodash-es/camelCase.js';
 import { DOMImplementation, XMLSerializer } from '@xmldom/xmldom';
 import { AASWriter } from './aas-writer.js';
 
-export class XmlWriter extends AASWriter {
+export class XmlWriterV3 extends AASWriter {
     private readonly document: Document;
 
     public constructor() {
diff --git a/projects/aas-server/src/test/packages/json-reader.spec.ts b/projects/aas-server/src/test/packages/json-reader-v3.spec.ts
similarity index 83%
rename from projects/aas-server/src/test/packages/json-reader.spec.ts
rename to projects/aas-server/src/test/packages/json-reader-v3.spec.ts
index d59d8a23..ffe7457f 100644
--- a/projects/aas-server/src/test/packages/json-reader.spec.ts
+++ b/projects/aas-server/src/test/packages/json-reader-v3.spec.ts
@@ -7,17 +7,17 @@
  *****************************************************************************/
 
 import { readFile } from 'fs/promises';
-import { JsonReader } from '../../app/packages/json-reader.js';
+import { JsonReaderV3 } from '../../app/packages/json-reader-v3.js';
 import { resolve } from 'path/posix';
 import { describe, beforeEach, it, expect } from '@jest/globals';
 
-describe('JsonReader', function () {
-    let reader: JsonReader;
+describe('JsonReaderV3', function () {
+    let reader: JsonReaderV3;
     let json: string;
 
     beforeEach(async function () {
         json = (await readFile(resolve('./src/test/assets/aas-example.json'))).toString();
-        reader = new JsonReader(json);
+        reader = new JsonReaderV3(json);
     });
 
     it('should be created', function () {
diff --git a/projects/aas-server/src/test/packages/json-writer.spec.ts b/projects/aas-server/src/test/packages/json-writer-v3.spec.ts
similarity index 81%
rename from projects/aas-server/src/test/packages/json-writer.spec.ts
rename to projects/aas-server/src/test/packages/json-writer-v3.spec.ts
index ede3b5fc..ebb4dfc4 100644
--- a/projects/aas-server/src/test/packages/json-writer.spec.ts
+++ b/projects/aas-server/src/test/packages/json-writer-v3.spec.ts
@@ -6,16 +6,16 @@
  *
  *****************************************************************************/
 
-import { JsonWriter } from '../../app/packages/json-writer.js';
+import { JsonWriterV3 } from '../../app/packages/json-writer-v3.js';
 import env from '../assets/aas-environment.js';
 import { describe, beforeEach, it, expect } from '@jest/globals';
 
 describe('JsonWriter', function () {
     describe('writeEnvironment', function () {
-        let writer: JsonWriter;
+        let writer: JsonWriterV3;
 
         beforeEach(() => {
-            writer = new JsonWriter();
+            writer = new JsonWriterV3();
         });
 
         it('writes an AAS environment', () => {
@@ -24,10 +24,10 @@ describe('JsonWriter', function () {
     });
 
     describe('write', () => {
-        let writer: JsonWriter;
+        let writer: JsonWriterV3;
 
         beforeEach(() => {
-            writer = new JsonWriter();
+            writer = new JsonWriterV3();
         });
 
         it('does not support writing an AAS', () => {
diff --git a/projects/aas-server/src/test/packages/xml-reader.spec.ts b/projects/aas-server/src/test/packages/xml-reader-v3.spec.ts
similarity index 85%
rename from projects/aas-server/src/test/packages/xml-reader.spec.ts
rename to projects/aas-server/src/test/packages/xml-reader-v3.spec.ts
index 15840d0c..5216a5c4 100644
--- a/projects/aas-server/src/test/packages/xml-reader.spec.ts
+++ b/projects/aas-server/src/test/packages/xml-reader-v3.spec.ts
@@ -9,10 +9,10 @@
 import { describe, beforeAll, beforeEach, it, expect } from '@jest/globals';
 import { readFile } from 'fs/promises';
 import { resolve } from 'path/posix';
-import { XmlReader } from '../../app/packages/xml-reader.js';
+import { XmlReaderV3 } from '../../app/packages/xml-reader-v3.js';
 
-describe('XmlReader', function () {
-    let reader: XmlReader;
+describe('XmlReaderV3', function () {
+    let reader: XmlReaderV3;
     let xml: string;
     let path: string;
 
@@ -22,7 +22,7 @@ describe('XmlReader', function () {
     });
 
     beforeEach(function () {
-        reader = new XmlReader(xml);
+        reader = new XmlReaderV3(xml);
     });
 
     it('should be created', function () {
diff --git a/projects/aas-server/src/test/packages/xml-writer.spec.ts b/projects/aas-server/src/test/packages/xml-writer-v3.spec.ts
similarity index 81%
rename from projects/aas-server/src/test/packages/xml-writer.spec.ts
rename to projects/aas-server/src/test/packages/xml-writer-v3.spec.ts
index 071ee77f..ad8f11f4 100644
--- a/projects/aas-server/src/test/packages/xml-writer.spec.ts
+++ b/projects/aas-server/src/test/packages/xml-writer-v3.spec.ts
@@ -8,13 +8,13 @@
 
 import { describe, beforeEach, it, expect } from '@jest/globals';
 import env from '../assets/aas-environment.js';
-import { XmlWriter } from '../../app/packages/xml-writer.js';
+import { XmlWriterV3 } from '../../app/packages/xml-writer-v3.js';
 
-describe('XmlWriter', () => {
-    let writer: XmlWriter;
+describe('XmlWriterV3', () => {
+    let writer: XmlWriterV3;
 
     beforeEach(() => {
-        writer = new XmlWriter();
+        writer = new XmlWriterV3();
     });
 
     describe('writeEnvironment', () => {