diff --git a/package.json b/package.json
index 2c85b83ccd..0ee6e35718 100644
--- a/package.json
+++ b/package.json
@@ -64,7 +64,7 @@
         "@matrix-org/analytics-events": "^0.8.0",
         "@matrix-org/emojibase-bindings": "^1.1.2",
         "@matrix-org/matrix-wysiwyg": "2.4.1",
-        "@matrix-org/react-sdk-module-api": "^2.1.1",
+        "@matrix-org/react-sdk-module-api": "^2.2.0",
         "@matrix-org/spec": "^1.7.0",
         "@sentry/browser": "^7.0.0",
         "@sentry/tracing": "^7.0.0",
diff --git a/src/components/structures/RoomView.tsx b/src/components/structures/RoomView.tsx
index 8ca3cd4276..9887e9cc60 100644
--- a/src/components/structures/RoomView.tsx
+++ b/src/components/structures/RoomView.tsx
@@ -42,6 +42,7 @@ import { logger } from "matrix-js-sdk/src/logger";
 import { CallState, MatrixCall } from "matrix-js-sdk/src/webrtc/call";
 import { throttle } from "lodash";
 import { CryptoEvent } from "matrix-js-sdk/src/crypto";
+import { ViewRoomOpts } from "@matrix-org/react-sdk-module-api/lib/lifecycles/RoomViewLifecycle";
 
 import shouldHideEvent from "../../shouldHideEvent";
 import { _t } from "../../languageHandler";
@@ -246,6 +247,8 @@ export interface IRoomState {
 
     canAskToJoin: boolean;
     promptAskToJoin: boolean;
+
+    viewRoomOpts: ViewRoomOpts;
 }
 
 interface LocalRoomViewProps {
@@ -458,6 +461,7 @@ export class RoomView extends React.Component<IRoomProps, IRoomState> {
             msc3946ProcessDynamicPredecessor: SettingsStore.getValue("feature_dynamic_room_predecessors"),
             canAskToJoin: this.askToJoinEnabled,
             promptAskToJoin: false,
+            viewRoomOpts: { buttons: [] },
         };
 
         this.dispatcherRef = dis.register(this.onAction);
@@ -663,6 +667,7 @@ export class RoomView extends React.Component<IRoomProps, IRoomState> {
                 : false,
             activeCall: roomId ? CallStore.instance.getActiveCall(roomId) : null,
             promptAskToJoin: this.context.roomViewStore.promptAskToJoin(),
+            viewRoomOpts: this.context.roomViewStore.getViewRoomOpts(),
         };
 
         if (
@@ -1407,6 +1412,8 @@ export class RoomView extends React.Component<IRoomProps, IRoomState> {
             tombstone: this.getRoomTombstone(room),
             liveTimeline: room.getLiveTimeline(),
         });
+
+        dis.dispatch<ActionPayload>({ action: Action.RoomLoaded });
     };
 
     private onRoomTimelineReset = (room?: Room): void => {
@@ -2601,7 +2608,10 @@ export class RoomView extends React.Component<IRoomProps, IRoomState> {
                                 data-layout={this.state.layout}
                             >
                                 {SettingsStore.getValue("feature_new_room_decoration_ui") ? (
-                                    <RoomHeader room={this.state.room} />
+                                    <RoomHeader
+                                        room={this.state.room}
+                                        additionalButtons={this.state.viewRoomOpts.buttons}
+                                    />
                                 ) : (
                                     <LegacyRoomHeader
                                         room={this.state.room}
@@ -2619,6 +2629,7 @@ export class RoomView extends React.Component<IRoomProps, IRoomState> {
                                         enableRoomOptionsMenu={!this.viewsLocalRoom}
                                         viewingCall={viewingCall}
                                         activeCall={this.state.activeCall}
+                                        additionalButtons={this.state.viewRoomOpts.buttons}
                                     />
                                 )}
                                 {mainSplitBody}
diff --git a/src/components/views/rooms/LegacyRoomHeader.tsx b/src/components/views/rooms/LegacyRoomHeader.tsx
index 81ede27ed8..ab91074469 100644
--- a/src/components/views/rooms/LegacyRoomHeader.tsx
+++ b/src/components/views/rooms/LegacyRoomHeader.tsx
@@ -20,6 +20,8 @@ import classNames from "classnames";
 import { throttle } from "lodash";
 import { RoomStateEvent, ISearchResults } from "matrix-js-sdk/src/matrix";
 import { CallType } from "matrix-js-sdk/src/webrtc/call";
+import { IconButton, Tooltip } from "@vector-im/compound-web";
+import { ViewRoomOpts } from "@matrix-org/react-sdk-module-api/lib/lifecycles/RoomViewLifecycle";
 
 import type { MatrixEvent, Room } from "matrix-js-sdk/src/matrix";
 import { _t } from "../../../languageHandler";
@@ -476,6 +478,7 @@ export interface IProps {
     enableRoomOptionsMenu?: boolean;
     viewingCall: boolean;
     activeCall: Call | null;
+    additionalButtons?: ViewRoomOpts["buttons"];
 }
 
 interface IState {
@@ -669,6 +672,23 @@ export default class RoomHeader extends React.Component<IProps, IState> {
 
         return (
             <>
+                {this.props.additionalButtons?.map((props) => {
+                    const label = props.label();
+
+                    return (
+                        <Tooltip label={label} key={props.id}>
+                            <IconButton
+                                onClick={() => {
+                                    props.onClick();
+                                    this.forceUpdate();
+                                }}
+                                title={label}
+                            >
+                                {props.icon}
+                            </IconButton>
+                        </Tooltip>
+                    );
+                })}
                 {startButtons}
                 <RoomHeaderButtons
                     room={this.props.room}
diff --git a/src/components/views/rooms/RoomHeader.tsx b/src/components/views/rooms/RoomHeader.tsx
index c5064b0326..3fc0998cca 100644
--- a/src/components/views/rooms/RoomHeader.tsx
+++ b/src/components/views/rooms/RoomHeader.tsx
@@ -24,6 +24,7 @@ import { Icon as VerifiedIcon } from "@vector-im/compound-design-tokens/icons/ve
 import { Icon as ErrorIcon } from "@vector-im/compound-design-tokens/icons/error.svg";
 import { Icon as PublicIcon } from "@vector-im/compound-design-tokens/icons/public.svg";
 import { EventType, JoinRule, type Room } from "matrix-js-sdk/src/matrix";
+import { ViewRoomOpts } from "@matrix-org/react-sdk-module-api/lib/lifecycles/RoomViewLifecycle";
 
 import { useRoomName } from "../../../hooks/useRoomName";
 import { RightPanelPhases } from "../../../stores/right-panel/RightPanelStorePhases";
@@ -63,7 +64,13 @@ function notificationColorToIndicator(color: NotificationColor): React.Component
     }
 }
 
-export default function RoomHeader({ room }: { room: Room }): JSX.Element {
+export default function RoomHeader({
+    room,
+    additionalButtons,
+}: {
+    room: Room;
+    additionalButtons?: ViewRoomOpts["buttons"];
+}): JSX.Element {
     const client = useMatrixClientContext();
 
     const roomName = useRoomName(room);
@@ -169,6 +176,23 @@ export default function RoomHeader({ room }: { room: Room }): JSX.Element {
                 )}
             </Box>
             <Flex as="nav" align="center" gap="var(--cpd-space-2x)">
+                {additionalButtons?.map((props) => {
+                    const label = props.label();
+
+                    return (
+                        <Tooltip label={label} key={props.id}>
+                            <IconButton
+                                aria-label={label}
+                                onClick={(event) => {
+                                    event.stopPropagation();
+                                    props.onClick();
+                                }}
+                            >
+                                {props.icon}
+                            </IconButton>
+                        </Tooltip>
+                    );
+                })}
                 {!useElementCallExclusively && (
                     <Tooltip label={!voiceCallDisabledReason ? _t("voip|voice_call") : voiceCallDisabledReason!}>
                         <IconButton
diff --git a/src/contexts/RoomContext.ts b/src/contexts/RoomContext.ts
index 17bdccae4e..52a61fe73a 100644
--- a/src/contexts/RoomContext.ts
+++ b/src/contexts/RoomContext.ts
@@ -73,6 +73,7 @@ const RoomContext = createContext<
     msc3946ProcessDynamicPredecessor: false,
     canAskToJoin: false,
     promptAskToJoin: false,
+    viewRoomOpts: { buttons: [] },
 });
 RoomContext.displayName = "RoomContext";
 export default RoomContext;
diff --git a/src/dispatcher/actions.ts b/src/dispatcher/actions.ts
index 8b699cbec2..203b1fab73 100644
--- a/src/dispatcher/actions.ts
+++ b/src/dispatcher/actions.ts
@@ -371,4 +371,9 @@ export enum Action {
      * Fired when we want to open spotlight search. Use with a OpenSpotlightPayload.
      */
     OpenSpotlight = "open_spotlight",
+
+    /**
+     * Fired when the room loaded.
+     */
+    RoomLoaded = "room_loaded",
 }
diff --git a/src/stores/RoomViewStore.tsx b/src/stores/RoomViewStore.tsx
index 66d1528822..c47114ecd4 100644
--- a/src/stores/RoomViewStore.tsx
+++ b/src/stores/RoomViewStore.tsx
@@ -24,6 +24,7 @@ import { ViewRoom as ViewRoomEvent } from "@matrix-org/analytics-events/types/ty
 import { JoinedRoom as JoinedRoomEvent } from "@matrix-org/analytics-events/types/typescript/JoinedRoom";
 import { Optional } from "matrix-events-sdk";
 import EventEmitter from "events";
+import { RoomViewLifecycle, ViewRoomOpts } from "@matrix-org/react-sdk-module-api/lib/lifecycles/RoomViewLifecycle";
 
 import { MatrixDispatcher } from "../dispatcher/dispatcher";
 import { MatrixClientPeg } from "../MatrixClientPeg";
@@ -60,6 +61,7 @@ import { pauseNonLiveBroadcastFromOtherRoom } from "../voice-broadcast/utils/pau
 import { ActionPayload } from "../dispatcher/payloads";
 import { CancelAskToJoinPayload } from "../dispatcher/payloads/CancelAskToJoinPayload";
 import { SubmitAskToJoinPayload } from "../dispatcher/payloads/SubmitAskToJoinPayload";
+import { ModuleRunner } from "../modules/ModuleRunner";
 
 const NUM_JOIN_RETRY = 5;
 
@@ -119,6 +121,8 @@ interface State {
     viewingCall: boolean;
 
     promptAskToJoin: boolean;
+
+    viewRoomOpts: ViewRoomOpts;
 }
 
 const INITIAL_STATE: State = {
@@ -140,6 +144,7 @@ const INITIAL_STATE: State = {
     wasContextSwitch: false,
     viewingCall: false,
     promptAskToJoin: false,
+    viewRoomOpts: { buttons: [] },
 };
 
 type Listener = (isActive: boolean) => void;
@@ -370,6 +375,10 @@ export class RoomViewStore extends EventEmitter {
                 this.cancelAskToJoin(payload as CancelAskToJoinPayload);
                 break;
             }
+            case Action.RoomLoaded: {
+                this.setViewRoomOpts();
+                break;
+            }
         }
     }
 
@@ -805,4 +814,24 @@ export class RoomViewStore extends EventEmitter {
                 }),
             );
     }
+
+    /**
+     * Gets the current state of the 'viewRoomOpts' property.
+     *
+     * @returns {ViewRoomOpts} The value of the 'viewRoomOpts' property.
+     */
+    public getViewRoomOpts(): ViewRoomOpts {
+        return this.state.viewRoomOpts;
+    }
+
+    /**
+     * Invokes the view room lifecycle to set the view room options.
+     *
+     * @returns {void}
+     */
+    private setViewRoomOpts(): void {
+        const viewRoomOpts: ViewRoomOpts = { buttons: [] };
+        ModuleRunner.instance.invoke(RoomViewLifecycle.ViewRoom, viewRoomOpts, this.getRoomId());
+        this.setState({ viewRoomOpts });
+    }
 }
diff --git a/test/components/structures/RoomView-test.tsx b/test/components/structures/RoomView-test.tsx
index 8f6034d2e1..29a0f51c03 100644
--- a/test/components/structures/RoomView-test.tsx
+++ b/test/components/structures/RoomView-test.tsx
@@ -585,4 +585,10 @@ describe("RoomView", () => {
             expect(dis.dispatch).toHaveBeenCalledWith({ action: "cancel_ask_to_join", roomId: room.roomId });
         });
     });
+
+    it("fires Action.RoomLoaded", async () => {
+        jest.spyOn(dis, "dispatch");
+        await mountRoomView();
+        expect(dis.dispatch).toHaveBeenCalledWith({ action: Action.RoomLoaded });
+    });
 });
diff --git a/test/components/views/rooms/LegacyRoomHeader-test.tsx b/test/components/views/rooms/LegacyRoomHeader-test.tsx
index f4fc7b3603..3038fa0d49 100644
--- a/test/components/views/rooms/LegacyRoomHeader-test.tsx
+++ b/test/components/views/rooms/LegacyRoomHeader-test.tsx
@@ -29,6 +29,7 @@ import { CallType } from "matrix-js-sdk/src/webrtc/call";
 import { ClientWidgetApi, Widget } from "matrix-widget-api";
 import EventEmitter from "events";
 import { setupJestCanvasMock } from "jest-canvas-mock";
+import { ViewRoomOpts } from "@matrix-org/react-sdk-module-api/lib/lifecycles/RoomViewLifecycle";
 
 import type { MatrixClient, MatrixEvent, RoomMember } from "matrix-js-sdk/src/matrix";
 import type { MatrixCall } from "matrix-js-sdk/src/webrtc/call";
@@ -738,6 +739,34 @@ describe("LegacyRoomHeader", () => {
             expect(wrapper.container.querySelector(".mx_LegacyRoomHeader_name.mx_AccessibleButton")).toBeFalsy();
         },
     );
+
+    it("renders additionalButtons", async () => {
+        const additionalButtons: ViewRoomOpts["buttons"] = [
+            {
+                icon: <>test-icon</>,
+                id: "test-id",
+                label: () => "test-label",
+                onClick: () => {},
+            },
+        ];
+        renderHeader({ additionalButtons });
+        expect(screen.getByRole("button", { name: "test-icon" })).toBeInTheDocument();
+    });
+
+    it("calls onClick-callback on additionalButtons", () => {
+        const callback = jest.fn();
+        const additionalButtons: ViewRoomOpts["buttons"] = [
+            {
+                icon: <>test-icon</>,
+                id: "test-id",
+                label: () => "test-label",
+                onClick: callback,
+            },
+        ];
+        renderHeader({ additionalButtons });
+        fireEvent.click(screen.getByRole("button", { name: "test-icon" }));
+        expect(callback).toHaveBeenCalled();
+    });
 });
 
 interface IRoomCreationInfo {
diff --git a/test/components/views/rooms/RoomHeader-test.tsx b/test/components/views/rooms/RoomHeader-test.tsx
index 293e857a43..f354ae934a 100644
--- a/test/components/views/rooms/RoomHeader-test.tsx
+++ b/test/components/views/rooms/RoomHeader-test.tsx
@@ -18,6 +18,7 @@ import React from "react";
 import { CallType, MatrixCall } from "matrix-js-sdk/src/webrtc/call";
 import { EventType, JoinRule, MatrixClient, MatrixEvent, PendingEventOrdering, Room } from "matrix-js-sdk/src/matrix";
 import {
+    createEvent,
     fireEvent,
     getAllByLabelText,
     getByLabelText,
@@ -27,6 +28,7 @@ import {
     screen,
     waitFor,
 } from "@testing-library/react";
+import { ViewRoomOpts } from "@matrix-org/react-sdk-module-api/lib/lifecycles/RoomViewLifecycle";
 
 import { filterConsole, mkEvent, stubClient, withClientContextRenderOptions } from "../../../test-utils";
 import RoomHeader from "../../../../src/components/views/rooms/RoomHeader";
@@ -516,6 +518,47 @@ describe("RoomHeader", () => {
             await waitFor(() => expect(getByLabelText(container, expectedLabel)).toBeInTheDocument());
         });
     });
+
+    it("renders additionalButtons", async () => {
+        const additionalButtons: ViewRoomOpts["buttons"] = [
+            {
+                icon: <>test-icon</>,
+                id: "test-id",
+                label: () => "test-label",
+                onClick: () => {},
+            },
+        ];
+        render(
+            <RoomHeader room={room} additionalButtons={additionalButtons} />,
+            withClientContextRenderOptions(MatrixClientPeg.get()!),
+        );
+        expect(screen.getByRole("button", { name: "test-label" })).toBeInTheDocument();
+    });
+
+    it("calls onClick-callback on additionalButtons", () => {
+        const callback = jest.fn();
+        const additionalButtons: ViewRoomOpts["buttons"] = [
+            {
+                icon: <>test-icon</>,
+                id: "test-id",
+                label: () => "test-label",
+                onClick: callback,
+            },
+        ];
+
+        render(
+            <RoomHeader room={room} additionalButtons={additionalButtons} />,
+            withClientContextRenderOptions(MatrixClientPeg.get()!),
+        );
+
+        const button = screen.getByRole("button", { name: "test-label" });
+        const event = createEvent.click(button);
+        event.stopPropagation = jest.fn();
+        fireEvent(button, event);
+
+        expect(callback).toHaveBeenCalled();
+        expect(event.stopPropagation).toHaveBeenCalled();
+    });
 });
 
 /**
diff --git a/test/components/views/rooms/SendMessageComposer-test.tsx b/test/components/views/rooms/SendMessageComposer-test.tsx
index 7d47af6b65..cc6eb9ec87 100644
--- a/test/components/views/rooms/SendMessageComposer-test.tsx
+++ b/test/components/views/rooms/SendMessageComposer-test.tsx
@@ -84,6 +84,7 @@ describe("<SendMessageComposer/>", () => {
         msc3946ProcessDynamicPredecessor: false,
         canAskToJoin: false,
         promptAskToJoin: false,
+        viewRoomOpts: { buttons: [] },
     };
     describe("createMessageContent", () => {
         const permalinkCreator = jest.fn() as any;
diff --git a/test/stores/RoomViewStore-test.ts b/test/stores/RoomViewStore-test.ts
index 6322d9acc0..a9b63273fe 100644
--- a/test/stores/RoomViewStore-test.ts
+++ b/test/stores/RoomViewStore-test.ts
@@ -17,6 +17,7 @@ limitations under the License.
 import { mocked } from "jest-mock";
 import { MatrixError, Room } from "matrix-js-sdk/src/matrix";
 import { sleep } from "matrix-js-sdk/src/utils";
+import { RoomViewLifecycle, ViewRoomOpts } from "@matrix-org/react-sdk-module-api/lib/lifecycles/RoomViewLifecycle";
 
 import { RoomViewStore } from "../../src/stores/RoomViewStore";
 import { Action } from "../../src/dispatcher/actions";
@@ -43,6 +44,7 @@ import ErrorDialog from "../../src/components/views/dialogs/ErrorDialog";
 import { CancelAskToJoinPayload } from "../../src/dispatcher/payloads/CancelAskToJoinPayload";
 import { JoinRoomErrorPayload } from "../../src/dispatcher/payloads/JoinRoomErrorPayload";
 import { SubmitAskToJoinPayload } from "../../src/dispatcher/payloads/SubmitAskToJoinPayload";
+import { ModuleRunner } from "../../src/modules/ModuleRunner";
 
 jest.mock("../../src/Modal");
 
@@ -132,6 +134,11 @@ describe("RoomViewStore", function () {
         await untilDispatch(Action.CancelAskToJoin, dis);
     };
 
+    const dispatchRoomLoaded = async () => {
+        dis.dispatch({ action: Action.RoomLoaded });
+        await untilDispatch(Action.RoomLoaded, dis);
+    };
+
     let roomViewStore: RoomViewStore;
     let slidingSyncManager: SlidingSyncManager;
     let dis: MatrixDispatcher;
@@ -569,4 +576,30 @@ describe("RoomViewStore", function () {
             });
         });
     });
+
+    describe("getViewRoomOpts", () => {
+        it("returns viewRoomOpts", () => {
+            expect(roomViewStore.getViewRoomOpts()).toEqual({ buttons: [] });
+        });
+    });
+
+    describe("Action.RoomLoaded", () => {
+        it("updates viewRoomOpts", async () => {
+            const buttons: ViewRoomOpts["buttons"] = [
+                {
+                    icon: "test-icon",
+                    id: "test-id",
+                    label: () => "test-label",
+                    onClick: () => {},
+                },
+            ];
+            jest.spyOn(ModuleRunner.instance, "invoke").mockImplementation((lifecycleEvent, opts) => {
+                if (lifecycleEvent === RoomViewLifecycle.ViewRoom) {
+                    opts.buttons = buttons;
+                }
+            });
+            await dispatchRoomLoaded();
+            expect(roomViewStore.getViewRoomOpts()).toEqual({ buttons });
+        });
+    });
 });
diff --git a/test/test-utils/room.ts b/test/test-utils/room.ts
index 5c4142005a..5d188fb0b6 100644
--- a/test/test-utils/room.ts
+++ b/test/test-utils/room.ts
@@ -90,6 +90,7 @@ export function getRoomContext(room: Room, override: Partial<IRoomState>): IRoom
         msc3946ProcessDynamicPredecessor: false,
         canAskToJoin: false,
         promptAskToJoin: false,
+        viewRoomOpts: { buttons: [] },
 
         ...override,
     };
diff --git a/yarn.lock b/yarn.lock
index 43b624fc6e..1541aada3b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1833,10 +1833,10 @@
   resolved "https://registry.yarnpkg.com/@matrix-org/olm/-/olm-3.2.15.tgz#55f3c1b70a21bbee3f9195cecd6846b1083451ec"
   integrity sha512-S7lOrndAK9/8qOtaTq/WhttJC/o4GAzdfK0MUPpo8ApzsJEC0QjtwrkC3KBXdFP1cD1MXi/mlKR7aaoVMKgs6Q==
 
-"@matrix-org/react-sdk-module-api@^2.1.1":
-  version "2.1.1"
-  resolved "https://registry.yarnpkg.com/@matrix-org/react-sdk-module-api/-/react-sdk-module-api-2.1.1.tgz#54e8617c15185010d608c0325ecaec8d1574d12b"
-  integrity sha512-dYPY3aXtNwPrg2aEmFeWddMdohus/Ha17XES2QH+WMCawt+hH+uq28jH1EmW1RUOOzxVcdY36lRGOwqRtAJbhA==
+"@matrix-org/react-sdk-module-api@^2.2.0":
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/@matrix-org/react-sdk-module-api/-/react-sdk-module-api-2.2.0.tgz#cb284601a82448dc23fac31949c466eb34ec64b4"
+  integrity sha512-HSicxLdagZRbQp35d3t2SeDFTiT4GmEQDQGih8dWSKRHXK4krVQjb6Kf1NkwweiFDAeU0qgbz2pP4RZqbv0XIg==
   dependencies:
     "@babel/runtime" "^7.17.9"