diff --git a/front/src/Api/iframe/Bubble.ts b/front/src/Api/iframe/Bubble.ts
deleted file mode 100644
index b0f070cb..00000000
--- a/front/src/Api/iframe/Bubble.ts
+++ /dev/null
@@ -1,20 +0,0 @@
-import { IframeApiContribution } from './IframeApiContribution';
-
-class WorkadventureNavigationCommands extends IframeApiContribution<WorkadventureNavigationCommands> {
-
-    readonly subObjectIdentifier = "bubble"
-
-    readonly addMethodsAtRoot = true
-    callbacks = []
-    displayBubble(): void {
-        window.parent.postMessage({ 'type': 'displayBubble' }, '*');
-    }
-
-    removeBubble(): void {
-        window.parent.postMessage({ 'type': 'removeBubble' }, '*');
-    }
-
-}
-
-
-export default new WorkadventureNavigationCommands();
\ No newline at end of file
diff --git a/front/src/Api/iframe/CoWebsite.ts b/front/src/Api/iframe/CoWebsite.ts
deleted file mode 100644
index 346c1589..00000000
--- a/front/src/Api/iframe/CoWebsite.ts
+++ /dev/null
@@ -1,29 +0,0 @@
-import type { OpenCoWebSiteEvent } from '../Events/OpenCoWebSiteEvent';
-import { IframeApiContribution, sendToWorkadventure } from './IframeApiContribution';
-
-class WorkadventureCoWebsiteCommands extends IframeApiContribution<WorkadventureCoWebsiteCommands> {
-
-    readonly subObjectIdentifier = "cowebsite"
-
-    readonly addMethodsAtRoot = true
-    callbacks = []
-
-    openCoWebSite(url: string): void {
-        sendToWorkadventure({
-            "type": 'openCoWebSite',
-            "data": {
-                url
-            } as OpenCoWebSiteEvent
-        });
-    }
-
-    closeCoWebSite(): void {
-        sendToWorkadventure({
-            "type": 'closeCoWebSite',
-            data: null
-        });
-    }
-}
-
-
-export default new WorkadventureCoWebsiteCommands();
\ No newline at end of file
diff --git a/front/src/Api/iframe/IframeApiContribution.ts b/front/src/Api/iframe/IframeApiContribution.ts
index 77739f7e..9b5aba33 100644
--- a/front/src/Api/iframe/IframeApiContribution.ts
+++ b/front/src/Api/iframe/IframeApiContribution.ts
@@ -1,6 +1,6 @@
 import type * as tg from "generic-type-guard";
-import { registeredCallbacks } from '../../iframe_api';
 import type { IframeEvent, IframeEventMap, IframeResponseEventMap } from '../Events/IframeEvent';
+import {registeredCallbacks} from "../../registered_callbacks";
 
 
 
@@ -31,26 +31,15 @@ export interface IframeCallbackContribution<Key extends keyof IframeResponseEven
     type: Key
 }
 
-export type PossibleSubobjects = "zone" | "chat" | "ui" | "nav" | "sound" | "cowebsite" | "player" | "bubble"
 /**
  * !! be aware that the implemented attributes (addMethodsAtRoot and subObjectIdentifier) must be readonly
- * 
- * 
+ *
+ *
  */
 
 export abstract class IframeApiContribution<T extends {
     callbacks: Array<IframeCallbackContribution<keyof IframeResponseEventMap>>,
-    readonly subObjectIdentifier: PossibleSubobjects,
-    readonly addMethodsAtRoot: boolean | undefined
 }> {
 
     abstract callbacks: T["callbacks"]
-
-    /**
-     * @deprecated this is only there for backwards compatibility on new apis this should be set to false or ignored
-     */
-    addMethodsAtRoot = false
-
-    abstract readonly subObjectIdentifier: T["subObjectIdentifier"]
-
-}
\ No newline at end of file
+}
diff --git a/front/src/Api/iframe/chatmessage.ts b/front/src/Api/iframe/chat.ts
similarity index 81%
rename from front/src/Api/iframe/chatmessage.ts
rename to front/src/Api/iframe/chat.ts
index 80b549dd..c6fec2ad 100644
--- a/front/src/Api/iframe/chatmessage.ts
+++ b/front/src/Api/iframe/chat.ts
@@ -3,11 +3,7 @@ import { isUserInputChatEvent, UserInputChatEvent } from '../Events/UserInputCha
 import { apiCallback, IframeApiContribution, sendToWorkadventure } from './IframeApiContribution'
 
 
-class WorkadvntureChatCommands extends IframeApiContribution<WorkadvntureChatCommands> {
-    readonly subObjectIdentifier = 'chat'
-
-    readonly addMethodsAtRoot = true
-
+class WorkadventureChatCommands extends IframeApiContribution<WorkadventureChatCommands> {
     chatMessageCallback?: (event: string) => void
 
     callbacks = [apiCallback({
@@ -37,4 +33,4 @@ class WorkadvntureChatCommands extends IframeApiContribution<WorkadvntureChatCom
     }
 }
 
-export default new WorkadvntureChatCommands()
\ No newline at end of file
+export default new WorkadventureChatCommands()
diff --git a/front/src/Api/iframe/Player.ts b/front/src/Api/iframe/controls.ts
similarity index 59%
rename from front/src/Api/iframe/Player.ts
rename to front/src/Api/iframe/controls.ts
index 3ce50938..04e48990 100644
--- a/front/src/Api/iframe/Player.ts
+++ b/front/src/Api/iframe/controls.ts
@@ -1,10 +1,6 @@
 import { IframeApiContribution, sendToWorkadventure } from './IframeApiContribution';
 
-class WorkadventureNavigationCommands extends IframeApiContribution<WorkadventureNavigationCommands> {
-
-    readonly subObjectIdentifier = "player"
-
-    readonly addMethodsAtRoot = true
+class WorkadventureControlsCommands extends IframeApiContribution<WorkadventureControlsCommands> {
     callbacks = []
 
     disablePlayerControls(): void {
@@ -14,9 +10,7 @@ class WorkadventureNavigationCommands extends IframeApiContribution<Workadventur
     restorePlayerControls(): void {
         sendToWorkadventure({ 'type': 'restorePlayerControls', data: null });
     }
-
-
 }
 
 
-export default new WorkadventureNavigationCommands();
\ No newline at end of file
+export default new WorkadventureControlsCommands();
diff --git a/front/src/Api/iframe/Navigation.ts b/front/src/Api/iframe/nav.ts
similarity index 69%
rename from front/src/Api/iframe/Navigation.ts
rename to front/src/Api/iframe/nav.ts
index b006011c..b6798330 100644
--- a/front/src/Api/iframe/Navigation.ts
+++ b/front/src/Api/iframe/nav.ts
@@ -1,13 +1,10 @@
 import type { GoToPageEvent } from '../Events/GoToPageEvent';
 import type { OpenTabEvent } from '../Events/OpenTabEvent';
 import { IframeApiContribution, sendToWorkadventure } from './IframeApiContribution';
+import type {OpenCoWebSiteEvent} from "../Events/OpenCoWebSiteEvent";
 
 
 class WorkadventureNavigationCommands extends IframeApiContribution<WorkadventureNavigationCommands> {
-
-    readonly subObjectIdentifier = "nav"
-
-    readonly addMethodsAtRoot = true
     callbacks = []
 
 
@@ -37,6 +34,22 @@ class WorkadventureNavigationCommands extends IframeApiContribution<Workadventur
             }
         });
     }
+
+    openCoWebSite(url: string): void {
+        sendToWorkadventure({
+            "type": 'openCoWebSite',
+            "data": {
+                url
+            } as OpenCoWebSiteEvent
+        });
+    }
+
+    closeCoWebSite(): void {
+        sendToWorkadventure({
+            "type": 'closeCoWebSite',
+            data: null
+        });
+    }
 }
 
 
diff --git a/front/src/Api/iframe/registeredCallbacks.ts b/front/src/Api/iframe/registeredCallbacks.ts
new file mode 100644
index 00000000..e69de29b
diff --git a/front/src/Api/iframe/zone-events.ts b/front/src/Api/iframe/room.ts
similarity index 87%
rename from front/src/Api/iframe/zone-events.ts
rename to front/src/Api/iframe/room.ts
index c7d66c16..90dd6f1d 100644
--- a/front/src/Api/iframe/zone-events.ts
+++ b/front/src/Api/iframe/room.ts
@@ -6,11 +6,7 @@ import { apiCallback as apiCallback, IframeApiContribution } from './IframeApiCo
 const enterStreams: Map<string, Subject<EnterLeaveEvent>> = new Map<string, Subject<EnterLeaveEvent>>();
 const leaveStreams: Map<string, Subject<EnterLeaveEvent>> = new Map<string, Subject<EnterLeaveEvent>>();
 
-class WorkadventureZoneCommands extends IframeApiContribution<WorkadventureZoneCommands> {
-
-    readonly subObjectIdentifier = "zone"
-
-    readonly addMethodsAtRoot = true
+class WorkadventureRoomCommands extends IframeApiContribution<WorkadventureRoomCommands> {
     callbacks = [
         apiCallback({
             callback: (payloadData: EnterLeaveEvent) => {
@@ -51,4 +47,4 @@ class WorkadventureZoneCommands extends IframeApiContribution<WorkadventureZoneC
 }
 
 
-export default new WorkadventureZoneCommands();
\ No newline at end of file
+export default new WorkadventureRoomCommands();
diff --git a/front/src/Api/iframe/Sound.ts b/front/src/Api/iframe/sound.ts
similarity index 100%
rename from front/src/Api/iframe/Sound.ts
rename to front/src/Api/iframe/sound.ts
diff --git a/front/src/Api/iframe/popup.ts b/front/src/Api/iframe/ui.ts
similarity index 88%
rename from front/src/Api/iframe/popup.ts
rename to front/src/Api/iframe/ui.ts
index 248f06a4..763e704d 100644
--- a/front/src/Api/iframe/popup.ts
+++ b/front/src/Api/iframe/ui.ts
@@ -1,7 +1,7 @@
 import { isButtonClickedEvent } from '../Events/ButtonClickedEvent';
 import type { ClosePopupEvent } from '../Events/ClosePopupEvent';
 import { apiCallback, IframeApiContribution, sendToWorkadventure } from './IframeApiContribution';
-class Popup {
+export class Popup {
     constructor(private id: number) {
     }
 
@@ -19,7 +19,7 @@ class Popup {
 }
 
 type ButtonClickedCallback = (popup: Popup) => void;
-interface ButtonDescriptor {
+export interface ButtonDescriptor {
     /**
      * The label of the button
      */
@@ -46,7 +46,7 @@ interface ZonedPopupOptions {
 }
 
 
-class PopupApiContribution extends IframeApiContribution<PopupApiContribution> {
+class WorkAdventureUiCommands extends IframeApiContribution<WorkAdventureUiCommands> {
 
     readonly subObjectIdentifier = "ui"
 
@@ -101,6 +101,14 @@ class PopupApiContribution extends IframeApiContribution<PopupApiContribution> {
         popups.set(popupId, popup)
         return popup;
     }
+
+    displayBubble(): void {
+        window.parent.postMessage({ 'type': 'displayBubble' }, '*');
+    }
+
+    removeBubble(): void {
+        window.parent.postMessage({ 'type': 'removeBubble' }, '*');
+    }
 }
 
-export default new PopupApiContribution()
\ No newline at end of file
+export default new WorkAdventureUiCommands()
diff --git a/front/src/iframe_api.d.ts b/front/src/iframe_api.d.ts
deleted file mode 100644
index 944fdd6b..00000000
--- a/front/src/iframe_api.d.ts
+++ /dev/null
@@ -1,25 +0,0 @@
-import type { WorkadventureImport } from './iframe_api';
-
-type PromiseReturnType<P> = P extends Promise<infer T> ? T : P;
-type WorkadventureCommandClasses = PromiseReturnType<WorkadventureImport>[number];
-type KeysOfUnion<T> = T extends T ? keyof T : never;
-type ObjectWithKeyOfUnion<Key, O = WorkadventureCommandClasses> = O extends O ? (Key extends keyof O ? O[Key] : never) : never;
-type ApiKeys = KeysOfUnion<WorkadventureCommandClasses>;
-type ObjectOfKey<Key extends ApiKeys, O = WorkadventureCommandClasses> = O extends O ? (Key extends keyof O ? O : never) : never;
-type ShouldAddAttribute<Key extends ApiKeys> = ObjectWithKeyOfUnion<Key>;
-type WorkadventureFunctions = {
-    [K in ApiKeys]: ObjectWithKeyOfUnion<K> extends Function ? K : never;
-}[ApiKeys];
-type WorkadventureFunctionsFilteredByRoot = {
-    [K in WorkadventureFunctions]: ObjectOfKey<K>["addMethodsAtRoot"] extends true ? K : never;
-}[WorkadventureFunctions];
-type JustMethodKeys<T> = ({
-    [P in keyof T]: T[P] extends Function ? P : never;
-})[keyof T];
-type JustMethods<T> = Pick<T, JustMethodKeys<T>>;
-type SubObjectTypes = {
-    [importCl in WorkadventureCommandClasses as importCl["subObjectIdentifier"]]: JustMethods<importCl>;
-};
-export type WorkAdventureApi = {
-    [Key in WorkadventureFunctionsFilteredByRoot]: ShouldAddAttribute<Key>;
-} & SubObjectTypes;
diff --git a/front/src/iframe_api.ts b/front/src/iframe_api.ts
index 59f5d23a..b3279766 100644
--- a/front/src/iframe_api.ts
+++ b/front/src/iframe_api.ts
@@ -1,24 +1,148 @@
-import { IframeResponseEvent, IframeResponseEventMap, isIframeResponseEventWrapper, TypedMessageEvent } from "./Api/Events/IframeEvent";
-import Bubble from "./Api/iframe/Bubble";
-import chatmessage from "./Api/iframe/chatmessage";
-import CoWebsite from "./Api/iframe/CoWebsite";
-import type { IframeCallback } from './Api/iframe/IframeApiContribution';
-import Navigation from "./Api/iframe/Navigation";
-import Player from "./Api/iframe/Player";
-import popupApi from "./Api/iframe/popup";
-import Sound from "./Api/iframe/Sound";
-import zoneRvents from "./Api/iframe/zone-events";
-import type { WorkAdventureApi } from './iframe_api.d';
-import type { LoadPageEvent } from './Api/Events/LoadPageEvent';
+import {registeredCallbacks} from "./registered_callbacks";
+import {
+    IframeResponseEvent,
+    IframeResponseEventMap,
+    isIframeResponseEventWrapper,
+    TypedMessageEvent
+} from "./Api/Events/IframeEvent";
+import chat from "./Api/iframe/chat";
+import type {IframeCallback} from './Api/iframe/IframeApiContribution';
+import nav from "./Api/iframe/nav";
+import controls from "./Api/iframe/controls";
+import ui, {ButtonDescriptor, Popup} from "./Api/iframe/ui";
+import sound, {Sound} from "./Api/iframe/sound";
+import room from "./Api/iframe/room";
 
-export const registeredCallbacks: { [K in keyof IframeResponseEventMap]?: IframeCallback<K> } = {}
 
-const apis = [
-    popupApi, Navigation, Player, Bubble,
-    chatmessage, Sound, zoneRvents, CoWebsite
-]
+const wa = {
+    ui,
+    nav,
+    controls,
+    chat,
+    sound,
+    room,
 
-export type WorkadventureImport = typeof apis
+    // All methods below are deprecated and should not be used anymore.
+    // They are kept here for backward compatibility.
+
+    /**
+     * @deprecated Use WA.chat.sendChatMessage instead
+     */
+    sendChatMessage(message: string, author: string): void {
+        console.log('Method WA.sendChatMessage is deprecated. Please use WA.chat.sendChatMessage instead');
+        chat.sendChatMessage(message, author);
+    },
+    /**
+     * @deprecated Use WA.chat.disablePlayerControls instead
+     */
+    disablePlayerControls(): void {
+        console.log('Method WA.disablePlayerControls is deprecated. Please use WA.controls.disablePlayerControls instead');
+        controls.disablePlayerControls();
+    },
+
+    /**
+     * @deprecated Use WA.controls.restorePlayerControls instead
+     */
+    restorePlayerControls(): void {
+        console.log('Method WA.restorePlayerControls is deprecated. Please use WA.controls.restorePlayerControls instead');
+        controls.restorePlayerControls();
+    },
+
+    /**
+     * @deprecated Use WA.ui.displayBubble instead
+     */
+    displayBubble(): void {
+        console.log('Method WA.displayBubble is deprecated. Please use WA.ui.displayBubble instead');
+        ui.displayBubble();
+    },
+
+    /**
+     * @deprecated Use WA.ui.removeBubble instead
+     */
+    removeBubble(): void {
+        console.log('Method WA.removeBubble is deprecated. Please use WA.ui.removeBubble instead');
+        ui.removeBubble();
+    },
+
+    /**
+     * @deprecated Use WA.nav.openTab instead
+     */
+    openTab(url: string): void {
+        console.log('Method WA.openTab is deprecated. Please use WA.nav.openTab instead');
+        nav.openTab(url);
+    },
+
+    /**
+     * @deprecated Use WA.sound.loadSound instead
+     */
+    loadSound(url: string) : Sound {
+        console.log('Method WA.loadSound is deprecated. Please use WA.sound.loadSound instead');
+        return sound.loadSound(url);
+    },
+
+    /**
+     * @deprecated Use WA.nav.goToPage instead
+     */
+    goToPage(url : string) : void {
+        console.log('Method WA.goToPage is deprecated. Please use WA.nav.goToPage instead');
+        nav.goToPage(url);
+    },
+
+    /**
+     * @deprecated Use WA.nav.goToRoom instead
+     */
+    goToRoom(url: string): void {
+        console.log('Method WA.goToRoom is deprecated. Please use WA.nav.goToRoom instead');
+        nav.goToRoom(url);
+    },
+
+    /**
+     * @deprecated Use WA.nav.openCoWebSite instead
+     */
+    openCoWebSite(url : string) : void{
+        console.log('Method WA.openCoWebSite is deprecated. Please use WA.nav.openCoWebSite instead');
+        nav.openCoWebSite(url);
+    },
+
+    /**
+     * @deprecated Use WA.nav.closeCoWebSite instead
+     */
+    closeCoWebSite(): void {
+        console.log('Method WA.closeCoWebSite is deprecated. Please use WA.nav.closeCoWebSite instead');
+        nav.closeCoWebSite();
+    },
+
+    /**
+     * @deprecated Use WA.controls.restorePlayerControls instead
+     */
+    openPopup(targetObject: string, message: string, buttons: ButtonDescriptor[]): Popup {
+        console.log('Method WA.openPopup is deprecated. Please use WA.ui.openPopup instead');
+        return ui.openPopup(targetObject, message, buttons);
+    },
+    /**
+     * @deprecated Use WA.chat.onChatMessage instead
+     */
+    onChatMessage(callback: (message: string) => void): void {
+        console.log('Method WA.onChatMessage is deprecated. Please use WA.chat.onChatMessage instead');
+        chat.onChatMessage(callback);
+    },
+    /**
+     * @deprecated Use WA.room.onEnterZone instead
+     */
+    onEnterZone(name: string, callback: () => void): void {
+        console.log('Method WA.onEnterZone is deprecated. Please use WA.room.onEnterZone instead');
+        room.onEnterZone(name, callback);
+    },
+    /**
+     * @deprecated Use WA.room.onLeaveZone instead
+     */
+    onLeaveZone(name: string, callback: () => void): void {
+        console.log('Method WA.onLeaveZone is deprecated. Please use WA.room.onLeaveZone instead');
+        room.onLeaveZone(name, callback);
+    },
+};
+
+export type WorkAdventureApi = typeof wa;
 
 declare global {
 
@@ -28,24 +152,7 @@ declare global {
     let WA: WorkAdventureApi
 }
 
-const wa: Partial<WorkAdventureApi> = {}
-for (const apiImport of apis) {
-    const commandPrototype = Object.getPrototypeOf(apiImport);
-    const commandClassPropertyNames = Object.getOwnPropertyNames(commandPrototype).filter(name => name !== "constructor");
-    const importObject: Partial<WorkAdventureApi> = {}
-    for (const prop of commandClassPropertyNames) {
-        const apiImportKey = prop as keyof typeof apiImport;
-        if (typeof apiImport[apiImportKey] === "function") {
-            importObject[apiImportKey as keyof WorkAdventureApi] = commandPrototype[apiImportKey] as never
-        }
-    }
-    wa[apiImport.subObjectIdentifier] = importObject as never
-    if (apiImport.addMethodsAtRoot) {
-        Object.assign(wa, importObject)
-    }
-}
-
-window.WA = Object.assign({}, wa) as WorkAdventureApi
+window.WA = wa;
 
 window.addEventListener('message', <T extends keyof IframeResponseEventMap>(message: TypedMessageEvent<IframeResponseEvent<T>>) => {
     if (message.source !== window.parent) {
diff --git a/front/src/registered_callbacks.ts b/front/src/registered_callbacks.ts
new file mode 100644
index 00000000..cf941a13
--- /dev/null
+++ b/front/src/registered_callbacks.ts
@@ -0,0 +1,4 @@
+import type {IframeResponseEventMap} from "./Api/Events/IframeEvent";
+import type {IframeCallback} from "./Api/iframe/IframeApiContribution";
+
+export const registeredCallbacks: { [K in keyof IframeResponseEventMap]?: IframeCallback<K> } = {}