diff --git a/apps/nextjs/src/components/board/items/item-content.tsx b/apps/nextjs/src/components/board/items/item-content.tsx
index db9323c66..12e4e5961 100644
--- a/apps/nextjs/src/components/board/items/item-content.tsx
+++ b/apps/nextjs/src/components/board/items/item-content.tsx
@@ -79,7 +79,13 @@ const InnerContent = ({ item, ...dimensions }: InnerContentProps) => {
         >
           <Throw
             error={new NoIntegrationSelectedError()}
-            when={widgetSupportsIntegrations && item.integrationIds.length === 0}
+            when={
+              widgetSupportsIntegrations &&
+              item.integrationIds.length === 0 &&
+              "integrationsRequired" in definition &&
+              // eslint-disable-next-line @typescript-eslint/no-unnecessary-condition
+              definition.integrationsRequired !== false
+            }
           />
           <BoardItemMenu offset={4} item={newItem} />
           <Comp
diff --git a/packages/api/src/middlewares/integration.ts b/packages/api/src/middlewares/integration.ts
index d2a84f641..51a90e046 100644
--- a/packages/api/src/middlewares/integration.ts
+++ b/packages/api/src/middlewares/integration.ts
@@ -98,56 +98,59 @@ export const createManyIntegrationMiddleware = <TKind extends IntegrationKind>(
   action: IntegrationAction,
   ...kinds: AtLeastOneOf<TKind> // Ensure at least one kind is provided
 ) => {
-  return publicProcedure
-    .input(z.object({ integrationIds: z.array(z.string()).min(1) }))
-    .use(async ({ ctx, input, next }) => {
-      const dbIntegrations = await ctx.db.query.integrations.findMany({
-        where: and(inArray(integrations.id, input.integrationIds), inArray(integrations.kind, kinds)),
-        with: {
-          secrets: true,
-          items: {
+  return publicProcedure.input(z.object({ integrationIds: z.array(z.string()) })).use(async ({ ctx, input, next }) => {
+    const dbIntegrations =
+      input.integrationIds.length >= 1
+        ? await ctx.db.query.integrations.findMany({
+            where: and(inArray(integrations.id, input.integrationIds), inArray(integrations.kind, kinds)),
             with: {
-              item: {
+              secrets: true,
+              items: {
                 with: {
-                  section: {
-                    columns: {
-                      boardId: true,
+                  item: {
+                    with: {
+                      section: {
+                        columns: {
+                          boardId: true,
+                        },
+                      },
                     },
                   },
                 },
               },
+              userPermissions: true,
+              groupPermissions: true,
             },
-          },
-          userPermissions: true,
-          groupPermissions: true,
-        },
+          })
+        : [];
+
+    const offset = input.integrationIds.length - dbIntegrations.length;
+    if (offset !== 0) {
+      throw new TRPCError({
+        code: "NOT_FOUND",
+        message: `${offset} of the specified integrations not found or not of kinds ${kinds.join(",")}: ([${input.integrationIds.join(",")}] compared to [${dbIntegrations.map(({ id, kind }) => `${kind}:${id}`).join(",")}])`,
       });
+    }
 
-      const offset = input.integrationIds.length - dbIntegrations.length;
-      if (offset !== 0) {
-        throw new TRPCError({
-          code: "NOT_FOUND",
-          message: `${offset} of the specified integrations not found or not of kinds ${kinds.join(",")}: ([${input.integrationIds.join(",")}] compared to [${dbIntegrations.map(({ id, kind }) => `${kind}:${id}`).join(",")}])`,
-        });
-      }
-
+    if (dbIntegrations.length >= 1) {
       await throwIfActionIsNotAllowedAsync(action, ctx.db, dbIntegrations, ctx.session);
+    }
 
-      return next({
-        ctx: {
-          integrations: dbIntegrations.map(
-            ({ secrets, kind, items: _ignore1, groupPermissions: _ignore2, userPermissions: _ignore3, ...rest }) => ({
-              ...rest,
-              kind: kind as TKind,
-              decryptedSecrets: secrets.map((secret) => ({
-                ...secret,
-                value: decryptSecret(secret.value),
-              })),
-            }),
-          ),
-        },
-      });
+    return next({
+      ctx: {
+        integrations: dbIntegrations.map(
+          ({ secrets, kind, items: _ignore1, groupPermissions: _ignore2, userPermissions: _ignore3, ...rest }) => ({
+            ...rest,
+            kind: kind as TKind,
+            decryptedSecrets: secrets.map((secret) => ({
+              ...secret,
+              value: decryptSecret(secret.value),
+            })),
+          }),
+        ),
+      },
     });
+  });
 };
 
 /**
diff --git a/packages/widgets/src/calendar/component.tsx b/packages/widgets/src/calendar/component.tsx
index d2eb3c780..5c74327a4 100644
--- a/packages/widgets/src/calendar/component.tsx
+++ b/packages/widgets/src/calendar/component.tsx
@@ -5,6 +5,7 @@ import { useParams } from "next/navigation";
 import { Calendar } from "@mantine/dates";
 import dayjs from "dayjs";
 
+import type { RouterOutputs } from "@homarr/api";
 import { clientApi } from "@homarr/api/client";
 import type { CalendarEvent } from "@homarr/integrations/types";
 
@@ -12,8 +13,22 @@ import type { WidgetComponentProps } from "../definition";
 import { CalendarDay } from "./calender-day";
 import classes from "./component.module.css";
 
-export default function CalendarWidget({ isEditMode, integrationIds, options }: WidgetComponentProps<"calendar">) {
+export default function CalendarWidget(props: WidgetComponentProps<"calendar">) {
   const [month, setMonth] = useState(new Date());
+
+  if (props.integrationIds.length === 0) {
+    return <CalendarBase {...props} events={[]} month={month} setMonth={setMonth} />;
+  }
+
+  return <FetchCalendar month={month} setMonth={setMonth} {...props} />;
+}
+
+interface FetchCalendarProps extends WidgetComponentProps<"calendar"> {
+  month: Date;
+  setMonth: (date: Date) => void;
+}
+
+const FetchCalendar = ({ month, setMonth, isEditMode, integrationIds, options }: FetchCalendarProps) => {
   const [events] = clientApi.widget.calendar.findAllEvents.useSuspenseQuery(
     {
       integrationIds,
@@ -28,6 +43,19 @@ export default function CalendarWidget({ isEditMode, integrationIds, options }:
       retry: false,
     },
   );
+
+  return <CalendarBase isEditMode={isEditMode} events={events} month={month} setMonth={setMonth} options={options} />;
+};
+
+interface CalendarBaseProps {
+  isEditMode: boolean;
+  events: RouterOutputs["widget"]["calendar"]["findAllEvents"];
+  month: Date;
+  setMonth: (date: Date) => void;
+  options: WidgetComponentProps<"calendar">["options"];
+}
+
+const CalendarBase = ({ isEditMode, events, month, setMonth, options }: CalendarBaseProps) => {
   const params = useParams();
   const locale = params.locale as string;
   const [firstDayOfWeek] = clientApi.user.getFirstDayOfWeekForUserOrDefault.useSuspenseQuery();
@@ -37,6 +65,7 @@ export default function CalendarWidget({ isEditMode, integrationIds, options }:
       defaultDate={new Date()}
       onPreviousMonth={setMonth}
       onNextMonth={setMonth}
+      highlightToday
       locale={locale}
       hideWeekdays={false}
       date={month}
@@ -95,4 +124,4 @@ export default function CalendarWidget({ isEditMode, integrationIds, options }:
       }}
     />
   );
-}
+};
diff --git a/packages/widgets/src/calendar/index.ts b/packages/widgets/src/calendar/index.ts
index 8afb3fe1e..6ce92f0a5 100644
--- a/packages/widgets/src/calendar/index.ts
+++ b/packages/widgets/src/calendar/index.ts
@@ -27,4 +27,5 @@ export const { definition, componentLoader } = createWidgetDefinition("calendar"
     }),
   })),
   supportedIntegrations: getIntegrationKindsByCategory("calendar"),
+  integrationsRequired: false,
 }).withDynamicImport(() => import("./component"));
diff --git a/packages/widgets/src/definition.ts b/packages/widgets/src/definition.ts
index 77238b469..7ee07ed37 100644
--- a/packages/widgets/src/definition.ts
+++ b/packages/widgets/src/definition.ts
@@ -29,6 +29,7 @@ export const createWidgetDefinition = <TKind extends WidgetKind, TDefinition ext
 export interface WidgetDefinition {
   icon: TablerIcon;
   supportedIntegrations?: IntegrationKind[];
+  integrationsRequired?: boolean;
   options: WidgetOptionsRecord;
   errors?: Partial<
     Record<