diff --git a/appinfo/routes.php b/appinfo/routes.php
index 63cabc6fa..4adb828b4 100644
--- a/appinfo/routes.php
+++ b/appinfo/routes.php
@@ -29,6 +29,7 @@ return [
 		['name' => 'board#clone', 'url' => '/boards/{boardId}/clone', 'verb' => 'POST'],
 		['name' => 'board#transferOwner', 'url' => '/boards/{boardId}/transferOwner', 'verb' => 'PUT'],
 		['name' => 'board#export', 'url' => '/boards/{boardId}/export', 'verb' => 'GET'],
+		['name' => 'board#import', 'url' => '/boards/import', 'verb' => 'POST'],
 
 		// stacks
 		['name' => 'stack#index', 'url' => '/stacks/{boardId}', 'verb' => 'GET'],
diff --git a/cypress/e2e/boardFeatures.js b/cypress/e2e/boardFeatures.js
index 6bb7ee6cd..1343fa361 100644
--- a/cypress/e2e/boardFeatures.js
+++ b/cypress/e2e/boardFeatures.js
@@ -129,3 +129,81 @@ describe('Board cloning', function() {
 		})
 	})
 })
+
+describe('Board export', function() {
+	before(function() {
+		cy.createUser(user)
+	})
+
+	it('Exports a board as JSON', function() {
+		const boardName = 'Export JSON board'
+		const board = sampleBoard(boardName)
+		cy.createExampleBoard({ user, board }).then((board) => {
+			const boardId = board.id
+			cy.visit(`/apps/deck/board/${boardId}`)
+			cy.get('.app-navigation__list .app-navigation-entry:contains("' + boardName + '")')
+				.parent()
+				.find('button[aria-label="Actions"]')
+				.click()
+			cy.get('button:contains("Export board")')
+				.click()
+			cy.get('.modal-container .checkbox-radio-switch__text:contains("Export as JSON")')
+				.click()
+			cy.get('.modal-container button:contains("Export")')
+				.click()
+
+			const downloadsFolder = Cypress.config('downloadsFolder')
+			cy.readFile(`${downloadsFolder}/${boardName}.json`)
+		})
+	})
+
+	it('Exports a board as CSV', function() {
+		const boardName = 'Export CSV board'
+		const board = sampleBoard(boardName)
+		cy.createExampleBoard({ user, board }).then((board) => {
+			const boardId = board.id
+			cy.visit(`/apps/deck/board/${boardId}`)
+			cy.get('.app-navigation__list .app-navigation-entry:contains("' + boardName + '")')
+				.parent()
+				.find('button[aria-label="Actions"]')
+				.click()
+			cy.get('button:contains("Export board")')
+				.click()
+			cy.get('.modal-container .checkbox-radio-switch__text:contains("Export as CSV")')
+				.click()
+			cy.get('.modal-container button:contains("Export")')
+				.click()
+
+			const downloadsFolder = Cypress.config('downloadsFolder')
+			cy.readFile(`${downloadsFolder}/${boardName}.csv`)
+		})
+	})
+})
+
+describe('Board import', function() {
+	before(function () {
+		cy.createUser(user)
+	})
+	beforeEach(function() {
+		cy.login(user)
+		cy.visit('/apps/deck')
+	})
+
+	it('Imports a board from JSON', function() {
+		cy.get('#app-navigation-vue .app-navigation__list .app-navigation-entry:contains("Import board")')
+			.should('be.visible')
+			.click()
+
+		// Upload a JSON file
+		cy.get('input[type="file"]')
+			.selectFile([
+				{
+					contents: 'cypress/fixtures/import-board.json',
+					fileName: 'import-board.json',
+				},
+			], { force: true })
+
+		cy.get('.app-navigation__list .app-navigation-entry:contains("Imported board")')
+			.should('be.visible')
+	})
+})
diff --git a/cypress/fixtures/import-board.json b/cypress/fixtures/import-board.json
new file mode 100644
index 000000000..be8b18f94
--- /dev/null
+++ b/cypress/fixtures/import-board.json
@@ -0,0 +1,102 @@
+{
+  "boards": [
+    {
+      "id": 70,
+      "title": "Imported board",
+      "owner": "unvjrmwuag",
+      "color": "00ff00",
+      "archived": false,
+      "labels": [
+        {
+          "id": 293,
+          "title": "Finished",
+          "color": "31CC7C",
+          "boardId": 70,
+          "cardId": null,
+          "lastModified": 0,
+          "ETag": "cfcd208495d565ef66e7dff9f98764da"
+        },
+        {
+          "id": 294,
+          "title": "To review",
+          "color": "317CCC",
+          "boardId": 70,
+          "cardId": null,
+          "lastModified": 0,
+          "ETag": "cfcd208495d565ef66e7dff9f98764da"
+        },
+        {
+          "id": 295,
+          "title": "Action needed",
+          "color": "FF7A66",
+          "boardId": 70,
+          "cardId": null,
+          "lastModified": 0,
+          "ETag": "cfcd208495d565ef66e7dff9f98764da"
+        },
+        {
+          "id": 296,
+          "title": "Later",
+          "color": "F1DB50",
+          "boardId": 70,
+          "cardId": null,
+          "lastModified": 0,
+          "ETag": "cfcd208495d565ef66e7dff9f98764da"
+        }
+      ],
+      "acl": [],
+      "permissions": [],
+      "users": [],
+      "stacks": {
+        "114": {
+          "id": 114,
+          "title": "TestList",
+          "boardId": 70,
+          "deletedAt": 0,
+          "lastModified": 1743495533,
+          "cards": [
+            {
+              "id": 124,
+              "title": "Hello world",
+              "description": "# Hello world",
+              "descriptionPrev": null,
+              "stackId": 114,
+              "type": "plain",
+              "lastModified": 1743495533,
+              "lastEditor": null,
+              "createdAt": 1743495533,
+              "labels": [],
+              "assignedUsers": null,
+              "attachments": null,
+              "attachmentCount": null,
+              "owner": {
+                "primaryKey": "unvjrmwuag",
+                "uid": "unvjrmwuag",
+                "displayname": "unvjrmwuag",
+                "type": 0
+              },
+              "order": 999,
+              "archived": false,
+              "done": null,
+              "duedate": null,
+              "notified": false,
+              "deletedAt": 0,
+              "commentsUnread": 0,
+              "commentsCount": 0,
+              "relatedStack": null,
+              "relatedBoard": null,
+              "ETag": "aa85bb973089e7fbc0bbf122e926c23f"
+            }
+          ],
+          "order": 0,
+          "ETag": "aa85bb973089e7fbc0bbf122e926c23f"
+        }
+      },
+      "activeSessions": [],
+      "deletedAt": 0,
+      "lastModified": 1743495533,
+      "settings": [],
+      "ETag": "aa85bb973089e7fbc0bbf122e926c23f"
+    }
+  ]
+}
diff --git a/lib/Controller/BoardController.php b/lib/Controller/BoardController.php
index e79ac276e..ebd856d4d 100644
--- a/lib/Controller/BoardController.php
+++ b/lib/Controller/BoardController.php
@@ -10,10 +10,12 @@ namespace OCA\Deck\Controller;
 use OCA\Deck\Db\Acl;
 use OCA\Deck\Db\Board;
 use OCA\Deck\Service\BoardService;
+use OCA\Deck\Service\Importer\BoardImportService;
 use OCA\Deck\Service\PermissionService;
 use OCP\AppFramework\ApiController;
 use OCP\AppFramework\Http;
 use OCP\AppFramework\Http\DataResponse;
+use OCP\IL10N;
 use OCP\IRequest;
 
 class BoardController extends ApiController {
@@ -22,6 +24,8 @@ class BoardController extends ApiController {
 		IRequest $request,
 		private BoardService $boardService,
 		private PermissionService $permissionService,
+		private BoardImportService $boardImportService,
+		private IL10N $l10n,
 		private $userId,
 	) {
 		parent::__construct($appName, $request);
@@ -163,4 +167,62 @@ class BoardController extends ApiController {
 	public function export($boardId) {
 		return $this->boardService->export($boardId);
 	}
+
+	/**
+	 * @NoAdminRequired
+	 */
+	public function import(): DataResponse {
+		$file = $this->request->getUploadedFile('file');
+		$error = null;
+		$phpFileUploadErrors = [
+			UPLOAD_ERR_OK => $this->l10n->t('The file was uploaded'),
+			UPLOAD_ERR_INI_SIZE => $this->l10n->t('The uploaded file exceeds the upload_max_filesize directive in php.ini'),
+			UPLOAD_ERR_FORM_SIZE => $this->l10n->t('The uploaded file exceeds the MAX_FILE_SIZE directive that was specified in the HTML form'),
+			UPLOAD_ERR_PARTIAL => $this->l10n->t('The file was only partially uploaded'),
+			UPLOAD_ERR_NO_FILE => $this->l10n->t('No file was uploaded'),
+			UPLOAD_ERR_NO_TMP_DIR => $this->l10n->t('Missing a temporary folder'),
+			UPLOAD_ERR_CANT_WRITE => $this->l10n->t('Could not write file to disk'),
+			UPLOAD_ERR_EXTENSION => $this->l10n->t('A PHP extension stopped the file upload'),
+		];
+
+		if (empty($file)) {
+			$error = $this->l10n->t('No file uploaded or file size exceeds maximum of %s', [\OCP\Util::humanFileSize(\OCP\Util::uploadLimit())]);
+		}
+		if (!empty($file) && array_key_exists('error', $file) && $file['error'] !== UPLOAD_ERR_OK) {
+			$error = $phpFileUploadErrors[$file['error']];
+		}
+		if (!empty($file) && $file['error'] === UPLOAD_ERR_OK && !in_array($file['type'], ['application/json', 'text/plain'])) {
+			$error = $this->l10n->t('Invalid file type. Only JSON files are allowed.');
+		}
+		if ($error !== null) {
+			return new DataResponse([
+				'status' => 'error',
+				'message' => $error,
+			], Http::STATUS_BAD_REQUEST);
+		}
+
+		try {
+			$fileContent = file_get_contents($file['tmp_name']);
+			$this->boardImportService->setSystem('DeckJson');
+			$config = new \stdClass();
+			$config->owner = $this->userId;
+			$this->boardImportService->setConfigInstance($config);
+			$this->boardImportService->setData(json_decode($fileContent));
+			$this->boardImportService->import();
+			$importedBoard = $this->boardImportService->getBoard();
+			$board = $this->boardService->find($importedBoard->getId());
+
+			return new DataResponse($board, Http::STATUS_OK);
+		} catch (\TypeError $e) {
+			return new DataResponse([
+				'status' => 'error',
+				'message' => $this->l10n->t('Invalid JSON data'),
+			], Http::STATUS_BAD_REQUEST);
+		} catch (\Exception $e) {
+			return new DataResponse([
+				'status' => 'error',
+				'message' => $this->l10n->t('Failed to import board'),
+			], Http::STATUS_BAD_REQUEST);
+		}
+	}
 }
diff --git a/src/components/navigation/AppNavigation.vue b/src/components/navigation/AppNavigation.vue
index 013c26844..edab125fb 100644
--- a/src/components/navigation/AppNavigation.vue
+++ b/src/components/navigation/AppNavigation.vue
@@ -42,6 +42,7 @@
 				</template>
 			</AppNavigationBoardCategory>
 			<AppNavigationAddBoard v-if="canCreate" />
+			<AppNavigationImportBoard v-if="canCreate" />
 		</template>
 		<template #footer>
 			<NcAppNavigationSettings :name="t('deck', 'Deck settings')">
@@ -116,6 +117,7 @@ import DeckIcon from './../icons/DeckIcon.vue'
 import ShareVariantIcon from 'vue-material-design-icons/Share.vue'
 import HelpModal from './../modals/HelpModal.vue'
 import { subscribe } from '@nextcloud/event-bus'
+import AppNavigationImportBoard from './AppNavigationImportBoard.vue'
 
 const canCreateState = loadState('deck', 'canCreate')
 
@@ -127,6 +129,7 @@ export default {
 		NcButton,
 		AppNavigationAddBoard,
 		AppNavigationBoardCategory,
+		AppNavigationImportBoard,
 		NcSelect,
 		NcAppNavigationItem,
 		ArchiveIcon,
diff --git a/src/components/navigation/AppNavigationBoard.vue b/src/components/navigation/AppNavigationBoard.vue
index 47282e1e2..7219c1f7d 100644
--- a/src/components/navigation/AppNavigationBoard.vue
+++ b/src/components/navigation/AppNavigationBoard.vue
@@ -15,6 +15,10 @@
 		<template #icon>
 			<NcAppNavigationIconBullet :color="board.color" />
 			<BoardCloneModal v-if="cloneModalOpen" :board-title="board.title" @close="onCloseCloneModal" />
+			<BoardExportModal v-if="exportModalOpen"
+				:board-title="board.title"
+				@export="onExportBoard"
+				@close="onCloseExportBoard" />
 		</template>
 
 		<template #counter>
@@ -161,6 +165,8 @@ import { emit } from '@nextcloud/event-bus'
 
 import isTouchDevice from '../../mixins/isTouchDevice.js'
 import BoardCloneModal from './BoardCloneModal.vue'
+import BoardExportModal from './BoardExportModal.vue'
+import { showLoading } from '@nextcloud/dialogs'
 
 const canCreateState = loadState('deck', 'canCreate')
 
@@ -179,6 +185,7 @@ export default {
 		CloseIcon,
 		CheckIcon,
 		BoardCloneModal,
+		BoardExportModal,
 	},
 	directives: {
 		ClickOutside,
@@ -207,6 +214,7 @@ export default {
 			updateDueSetting: null,
 			canCreate: canCreateState,
 			cloneModalOpen: false,
+			exportModalOpen: false,
 		}
 	},
 	computed: {
@@ -346,7 +354,16 @@ export default {
 			this.updateDueSetting = null
 		},
 		actionExport() {
-			this.boardApi.exportBoard(this.board)
+			this.exportModalOpen = true
+		},
+		async onExportBoard(format) {
+			this.exportModalOpen = false
+			const loadingToast = showLoading(t('deck', 'Exporting board...'))
+			await this.boardApi.exportBoard(this.board, format)
+			loadingToast.hideToast()
+		},
+		onCloseExportBoard() {
+			this.exportModalOpen = false
 		},
 		onNavigate() {
 			if (this.isTouchDevice) {
diff --git a/src/components/navigation/AppNavigationImportBoard.vue b/src/components/navigation/AppNavigationImportBoard.vue
new file mode 100644
index 000000000..bd8d9f001
--- /dev/null
+++ b/src/components/navigation/AppNavigationImportBoard.vue
@@ -0,0 +1,55 @@
+<!--
+  - SPDX-FileCopyrightText: 2018 Nextcloud GmbH and Nextcloud contributors
+  - SPDX-License-Identifier: AGPL-3.0-or-later
+-->
+<template>
+	<div>
+		<NcAppNavigationItem :name="t('deck', 'Import board')" icon="icon-upload" @click.prevent.stop="startImportBoard" />
+		<input ref="fileInput"
+			type="file"
+			accept="application/json"
+			style="display: none;"
+			@change="doImportBoard">
+	</div>
+</template>
+
+<script>
+import { NcAppNavigationItem } from '@nextcloud/vue'
+import { showError } from '../../helpers/errors.js'
+import { showSuccess, showLoading } from '@nextcloud/dialogs'
+
+export default {
+	name: 'AppNavigationImportBoard',
+	components: { NcAppNavigationItem },
+	props: {
+		loading: {
+			type: Boolean,
+			default: false,
+		},
+	},
+	data() {
+		return {
+			value: '',
+		}
+	},
+	methods: {
+		startImportBoard() {
+			this.$refs.fileInput.value = ''
+			this.$refs.fileInput.click()
+		},
+		async doImportBoard(event) {
+			const file = event.target.files[0]
+			if (file) {
+				const loadingToast = showLoading(t('deck', 'Importing board...'))
+				const result = await this.$store.dispatch('importBoard', file)
+				loadingToast.hideToast()
+				if (result?.message) {
+					showError(result)
+				} else {
+					showSuccess(t('deck', 'Board imported successfully'))
+				}
+			}
+		},
+	},
+}
+</script>
diff --git a/src/components/navigation/BoardExportModal.vue b/src/components/navigation/BoardExportModal.vue
new file mode 100644
index 000000000..10a354417
--- /dev/null
+++ b/src/components/navigation/BoardExportModal.vue
@@ -0,0 +1,78 @@
+<!--
+  - SPDX-FileCopyrightText: 2018 Nextcloud GmbH and Nextcloud contributors
+  - SPDX-License-Identifier: AGPL-3.0-or-later
+-->
+<template>
+	<NcDialog :name="t('deck', 'Export {boardTitle}', {boardTitle: boardTitle})" @update:open="close">
+		<div class="modal__content">
+			<NcCheckboxRadioSwitch :checked.sync="exportFormat"
+				value="json"
+				type="radio"
+				name="board_export_format">
+				{{ t('deck', 'Export as JSON') }}
+			</NcCheckboxRadioSwitch>
+			<NcCheckboxRadioSwitch :checked.sync="exportFormat"
+				value="csv"
+				type="radio"
+				name="board_export_format">
+				{{ t('deck', 'Export as CSV') }}
+			</NcCheckboxRadioSwitch>
+
+			<p class="note">
+				{{ t('deck', 'Note: Only the JSON format is supported for importing back into the Deck app.') }}
+			</p>
+		</div>
+
+		<template #actions>
+			<NcButton @click="close">
+				{{ t('deck', 'Cancel') }}
+			</NcButton>
+			<NcButton type="primary" @click="exportBoard">
+				{{ t('deck', 'Export') }}
+			</NcButton>
+		</template>
+	</NcDialog>
+</template>
+
+<script>
+import { NcButton, NcCheckboxRadioSwitch, NcDialog } from '@nextcloud/vue'
+
+export default {
+	name: 'BoardExportModal',
+	components: {
+		NcDialog,
+		NcCheckboxRadioSwitch,
+		NcButton,
+	},
+	props: {
+		boardTitle: {
+			type: String,
+			default: 'Board',
+		},
+	},
+	data() {
+		return {
+			exportFormat: 'json',
+		}
+	},
+	methods: {
+		exportBoard() {
+			this.$emit('export', this.exportFormat)
+			this.close()
+		},
+		close() {
+			this.$emit('close')
+		},
+	},
+}
+</script>
+
+<style scoped>
+.modal__content {
+	margin: 20px;
+}
+
+p.note {
+	margin-top: 10px;
+}
+</style>
diff --git a/src/services/BoardApi.js b/src/services/BoardApi.js
index 41c5a0ea1..7a6ae24ff 100644
--- a/src/services/BoardApi.js
+++ b/src/services/BoardApi.js
@@ -139,10 +139,29 @@ export class BoardApi {
 		}
 	}
 
-	exportBoard(board) {
+	exportBoard(board, format) {
 		return axios.get(this.url(`/boards/${board.id}/export`))
 			.then(
 				(response) => {
+					if (format === 'json') {
+						const exportData = {
+							boards: [response.data],
+						}
+						const stacks = {}
+						for (const stack of response.data.stacks) {
+							stacks[stack.id] = stack
+						}
+						exportData.boards[0].stacks = stacks
+						const blob = new Blob([JSON.stringify(exportData, null, 2)], { type: 'application/json' })
+						const blobUrl = URL.createObjectURL(blob)
+						const a = document.createElement('a')
+						a.href = blobUrl
+						a.download = response.data.title + '.json'
+						a.click()
+						a.remove()
+						return Promise.resolve()
+					}
+
 					const fields = { title: t('deck', 'Card title'), description: t('deck', 'Description'), stackId: t('deck', 'List name'), labels: t('deck', 'Tags'), assignedUsers: t('deck', 'Assigned users'), duedate: t('deck', 'Due date'), createdAt: t('deck', 'Created'), lastModified: t('deck', 'Modified') }
 					let row = ''
 					Object.keys(fields).forEach(field => {
@@ -215,6 +234,27 @@ export class BoardApi {
 			})
 	}
 
+	importBoard(file) {
+		const formData = new FormData()
+		formData.append('file', file)
+		return axios.post(this.url('/boards/import'), formData, {
+			headers: {
+				'Content-Type': 'multipart/form-data',
+			},
+		})
+			.then(
+				(response) => {
+					return Promise.resolve(response.data)
+				},
+				(err) => {
+					return Promise.reject(err)
+				},
+			)
+			.catch((err) => {
+				return Promise.reject(err)
+			})
+	}
+
 	// Label API Calls
 	deleteLabel(id) {
 		return axios.delete(this.url(`/labels/${id}`))
diff --git a/src/store/main.js b/src/store/main.js
index 8ace5a4a0..a61a85f2b 100644
--- a/src/store/main.js
+++ b/src/store/main.js
@@ -398,6 +398,14 @@ export default new Vuex.Store({
 				return err
 			}
 		},
+		async importBoard({ commit }, file) {
+			try {
+				const board = await apiClient.importBoard(file)
+				commit('addBoard', board)
+			} catch (err) {
+				return err
+			}
+		},
 		async cloneBoard({ commit }, { boardData, settings }) {
 			const { withCards, withAssignments, withLabels, withDueDate, moveCardsToLeftStack, restoreArchivedCards } = settings
 
diff --git a/tests/unit/Middleware/ExceptionMiddlewareTest.php b/tests/unit/Middleware/ExceptionMiddlewareTest.php
index a076061a2..198d95e63 100644
--- a/tests/unit/Middleware/ExceptionMiddlewareTest.php
+++ b/tests/unit/Middleware/ExceptionMiddlewareTest.php
@@ -29,6 +29,7 @@ use OCA\Deck\Controller\PageController;
 use OCA\Deck\NoPermissionException;
 use OCA\Deck\NotFoundException;
 use OCA\Deck\Service\BoardService;
+use OCA\Deck\Service\Importer\BoardImportService;
 use OCA\Deck\Service\PermissionService;
 use OCP\AppFramework\Controller;
 use OCP\AppFramework\Http\JSONResponse;
@@ -86,7 +87,15 @@ class ExceptionMiddlewareTest extends \Test\TestCase {
 	public function testAfterExceptionFail() {
 		$this->request->expects($this->any())->method('getId')->willReturn('abc123');
 		// BoardService $boardService, PermissionService $permissionService, $userId
-		$boardController = new BoardController('deck', $this->createMock(IRequest::class), $this->createMock(BoardService::class), $this->createMock(PermissionService::class), 'admin');
+		$boardController = new BoardController(
+			'deck',
+			$this->createMock(IRequest::class),
+			$this->createMock(BoardService::class),
+			$this->createMock(PermissionService::class),
+			$this->createMock(BoardImportService::class),
+			$this->createMock(\OCP\IL10N::class),
+			'admin'
+		);
 		$result = $this->exceptionMiddleware->afterException($boardController, 'bar', new \Exception('other exception message'));
 		$this->assertEquals('Internal server error: Please contact the server administrator if this error reappears multiple times, please include the request ID "abc123" below in your report.', $result->getData()['message']);
 		$this->assertEquals(500, $result->getData()['status']);
diff --git a/tests/unit/controller/BoardControllerTest.php b/tests/unit/controller/BoardControllerTest.php
index 9cc732b17..298e1c9c5 100644
--- a/tests/unit/controller/BoardControllerTest.php
+++ b/tests/unit/controller/BoardControllerTest.php
@@ -36,6 +36,7 @@ class BoardControllerTest extends \Test\TestCase {
 	private $groupManager;
 	private $boardService;
 	private $permissionService;
+	private $boardImportService;
 	private $userId = 'user';
 
 	public function setUp(): void {
@@ -63,6 +64,10 @@ class BoardControllerTest extends \Test\TestCase {
 			'\OCA\Deck\Service\PermissionService')
 			->disableOriginalConstructor()
 			->getMock();
+		$this->boardImportService = $this->getMockBuilder(
+			'\OCA\Deck\Service\Importer\BoardImportService')
+			->disableOriginalConstructor()
+			->getMock();
 
 		$user = $this->createMock(IUser::class);
 		$this->groupManager->method('getUserGroupIds')
@@ -76,6 +81,8 @@ class BoardControllerTest extends \Test\TestCase {
 			$this->request,
 			$this->boardService,
 			$this->permissionService,
+			$this->boardImportService,
+			$this->l10n,
 			$this->userId
 		);
 	}