diff --git a/packages/dynamite/lib/src/openapi_builder.dart b/packages/dynamite/lib/src/openapi_builder.dart
index 633589b1..9f8e41b9 100644
--- a/packages/dynamite/lib/src/openapi_builder.dart
+++ b/packages/dynamite/lib/src/openapi_builder.dart
@@ -34,13 +34,45 @@ class OpenAPIBuilder implements Builder {
       final registeredJsonObjects = <String>[];
       final output = <String>[
         "import 'dart:convert';",
+        "import 'dart:io';",
         "import 'dart:typed_data';",
         '',
-        "import 'package:http/http.dart' as http;",
+        "import 'package:cookie_jar/cookie_jar.dart';",
         "import 'package:json_annotation/json_annotation.dart';",
         '',
+        "export 'package:cookie_jar/cookie_jar.dart';",
+        '',
         "part '${p.basename(outputId.changeExtension('.g.dart').path)}';",
         '',
+        Extension(
+          (final b) => b
+            ..name = 'HttpClientResponseBody'
+            ..on = refer('HttpClientResponse')
+            ..methods.addAll([
+              Method(
+                (final b) => b
+                  ..name = 'bodyBytes'
+                  ..returns = refer('Future<Uint8List>')
+                  ..type = MethodType.getter
+                  ..modifier = MethodModifier.async
+                  ..lambda = true
+                  ..body = const Code(
+                    'Uint8List.fromList((await toList()).reduce((final value, final element) => [...value, ...element]))',
+                  ),
+              ),
+              Method(
+                (final b) => b
+                  ..name = 'body'
+                  ..returns = refer('Future<String>')
+                  ..type = MethodType.getter
+                  ..modifier = MethodModifier.async
+                  ..lambda = true
+                  ..body = const Code(
+                    'utf8.decode(await bodyBytes)',
+                  ),
+              ),
+            ]),
+        ).accept(emitter).toString(),
         Class(
           (final b) => b
             ..name = 'Response'
@@ -707,6 +739,19 @@ class OpenAPIBuilder implements Builder {
                         ..modifier = FieldModifier.final$
                         ..late = true,
                     ),
+                    Field(
+                      (final b) => b
+                        ..name = 'httpClient'
+                        ..type = refer('HttpClient')
+                        ..modifier = FieldModifier.final$
+                        ..late = true,
+                    ),
+                    Field(
+                      (final b) => b
+                        ..name = 'cookieJar'
+                        ..type = refer('CookieJar?')
+                        ..modifier = FieldModifier.final$,
+                    ),
                     if (hasAnySecurity) ...[
                       Field(
                         (final b) => b
@@ -733,6 +778,18 @@ class OpenAPIBuilder implements Builder {
                               ..type = refer('Map<String, String>?')
                               ..named = true,
                           ),
+                          Parameter(
+                            (final b) => b
+                              ..name = 'httpClient'
+                              ..type = refer('HttpClient?')
+                              ..named = true,
+                          ),
+                          Parameter(
+                            (final b) => b
+                              ..name = 'cookieJar'
+                              ..toThis = true
+                              ..named = true,
+                          ),
                           if (hasAnySecurity) ...[
                             Parameter(
                               (final b) => b
@@ -753,6 +810,7 @@ class OpenAPIBuilder implements Builder {
                           },
                         ''' : ''}
                         };
+                        this.httpClient = httpClient ?? HttpClient();
                       '''),
                     ),
                   )
@@ -797,18 +855,30 @@ class OpenAPIBuilder implements Builder {
                           ),
                         ])
                         ..body = const Code(r'''
-                        final request = http.Request(method, Uri.parse('$baseURL$path'));
-                        request.headers.addAll(baseHeaders);
-                        request.headers.addAll(headers);
+                        final uri = Uri.parse('$baseURL$path');
+                        final request = await httpClient.openUrl(method, uri);
+                        for (final header in {...baseHeaders, ...headers}.entries) {
+                          request.headers.add(header.key, header.value);
+                        }
                         if (body != null) {
-                          request.bodyBytes = body.toList();
+                          request.add(body.toList());
+                        }
+                        if (cookieJar != null) {
+                          request.cookies.addAll(await cookieJar!.loadForRequest(uri));
+                        }
+
+                        final response = await request.close();
+                        if (cookieJar != null) {
+                          await cookieJar!.saveFromResponse(uri, response.cookies);
                         }
-                        
-                        final response = await http.Response.fromStream(await request.send());
+                        final responseHeaders = <String, String>{};
+                        response.headers.forEach((final name, final values) {
+                          responseHeaders[name] = values.last;
+                        });
                         return Response(
                           response.statusCode,
-                          response.headers,
-                          response.bodyBytes,
+                          responseHeaders,
+                          await response.bodyBytes,
                         );
                       '''),
                     ),
diff --git a/packages/neon/integration_test/screenshot_test.dart b/packages/neon/integration_test/screenshot_test.dart
index 483092c6..ee81c5a4 100644
--- a/packages/neon/integration_test/screenshot_test.dart
+++ b/packages/neon/integration_test/screenshot_test.dart
@@ -108,7 +108,7 @@ Future pumpAppPage(
   final allAppImplementations = getAppImplementations(sharedPreferences, requestManager, platform);
 
   final globalOptions = GlobalOptions(
-    Storage('global', sharedPreferences),
+    AppStorage('global', sharedPreferences),
     packageInfo,
   );
   await globalOptions.pushNotificationsEnabled.set(false);
@@ -116,7 +116,7 @@ Future pumpAppPage(
   final accountsBloc = AccountsBloc(
     requestManager,
     platform,
-    Storage('accounts', sharedPreferences),
+    AppStorage('accounts', sharedPreferences),
     sharedPreferences,
     globalOptions,
     packageInfo,
diff --git a/packages/neon/lib/main.dart b/packages/neon/lib/main.dart
index 4549514b..0032f061 100644
--- a/packages/neon/lib/main.dart
+++ b/packages/neon/lib/main.dart
@@ -36,14 +36,14 @@ Future main() async {
   final packageInfo = await PackageInfo.fromPlatform();
 
   final globalOptions = GlobalOptions(
-    Storage('global', sharedPreferences),
+    AppStorage('global', sharedPreferences),
     packageInfo,
   );
 
   final accountsBloc = AccountsBloc(
     requestManager,
     platform,
-    Storage('accounts', sharedPreferences),
+    AppStorage('accounts', sharedPreferences),
     sharedPreferences,
     globalOptions,
     packageInfo,
diff --git a/packages/neon/lib/src/apps/files/app.dart b/packages/neon/lib/src/apps/files/app.dart
index 2915de6f..1ad08e08 100644
--- a/packages/neon/lib/src/apps/files/app.dart
+++ b/packages/neon/lib/src/apps/files/app.dart
@@ -48,7 +48,7 @@ class FilesApp extends AppImplementation<FilesBloc, FilesAppSpecificOptions> {
   String nameFromLocalization(final AppLocalizations localizations) => localizations.filesName;
 
   @override
-  FilesAppSpecificOptions buildOptions(final Storage storage) => FilesAppSpecificOptions(storage);
+  FilesAppSpecificOptions buildOptions(final AppStorage storage) => FilesAppSpecificOptions(storage);
 
   @override
   FilesBloc buildBloc(final NextcloudClient client) => FilesBloc(
diff --git a/packages/neon/lib/src/apps/news/app.dart b/packages/neon/lib/src/apps/news/app.dart
index f822727c..8e8b16a8 100644
--- a/packages/neon/lib/src/apps/news/app.dart
+++ b/packages/neon/lib/src/apps/news/app.dart
@@ -56,7 +56,7 @@ class NewsApp extends AppImplementation<NewsBloc, NewsAppSpecificOptions> {
   String nameFromLocalization(final AppLocalizations localizations) => localizations.newsName;
 
   @override
-  NewsAppSpecificOptions buildOptions(final Storage storage) => NewsAppSpecificOptions(storage, platform);
+  NewsAppSpecificOptions buildOptions(final AppStorage storage) => NewsAppSpecificOptions(storage, platform);
 
   @override
   NewsBloc buildBloc(final NextcloudClient client) => NewsBloc(
diff --git a/packages/neon/lib/src/apps/notes/app.dart b/packages/neon/lib/src/apps/notes/app.dart
index fd7b30d8..a4132af5 100644
--- a/packages/neon/lib/src/apps/notes/app.dart
+++ b/packages/neon/lib/src/apps/notes/app.dart
@@ -45,7 +45,7 @@ class NotesApp extends AppImplementation<NotesBloc, NotesAppSpecificOptions> {
   String nameFromLocalization(final AppLocalizations localizations) => localizations.notesName;
 
   @override
-  NotesAppSpecificOptions buildOptions(final Storage storage) => NotesAppSpecificOptions(storage);
+  NotesAppSpecificOptions buildOptions(final AppStorage storage) => NotesAppSpecificOptions(storage);
 
   @override
   NotesBloc buildBloc(final NextcloudClient client) => NotesBloc(
diff --git a/packages/neon/lib/src/apps/notifications/app.dart b/packages/neon/lib/src/apps/notifications/app.dart
index 2a3cb8cb..c0a8d94f 100644
--- a/packages/neon/lib/src/apps/notifications/app.dart
+++ b/packages/neon/lib/src/apps/notifications/app.dart
@@ -25,7 +25,7 @@ class NotificationsApp extends AppImplementation<NotificationsBloc, Notification
   String nameFromLocalization(final AppLocalizations localizations) => localizations.notificationsName;
 
   @override
-  NotificationsAppSpecificOptions buildOptions(final Storage storage) => NotificationsAppSpecificOptions(storage);
+  NotificationsAppSpecificOptions buildOptions(final AppStorage storage) => NotificationsAppSpecificOptions(storage);
 
   @override
   NotificationsBloc buildBloc(final NextcloudClient client) => NotificationsBloc(
diff --git a/packages/neon/lib/src/blocs/accounts.dart b/packages/neon/lib/src/blocs/accounts.dart
index a2b8d3f1..88c73c71 100644
--- a/packages/neon/lib/src/blocs/accounts.dart
+++ b/packages/neon/lib/src/blocs/accounts.dart
@@ -123,7 +123,7 @@ class AccountsBloc extends $AccountsBloc {
   }
 
   AccountSpecificOptions getOptions(final Account account) => _accountsOptions[account.id] ??= AccountSpecificOptions(
-        Storage('accounts-${account.id}', _sharedPreferences),
+        AppStorage('accounts-${account.id}', _sharedPreferences),
         getAppsBloc(account),
       );
 
@@ -177,7 +177,7 @@ class AccountsBloc extends $AccountsBloc {
 
   final RequestManager _requestManager;
   final NeonPlatform _platform;
-  final Storage _storage;
+  final AppStorage _storage;
   final SharedPreferences _sharedPreferences;
   final GlobalOptions _globalOptions;
   final List<AppImplementation> _allAppImplementations;
diff --git a/packages/neon/lib/src/blocs/push_notifications.dart b/packages/neon/lib/src/blocs/push_notifications.dart
index b5b72580..030dd204 100644
--- a/packages/neon/lib/src/blocs/push_notifications.dart
+++ b/packages/neon/lib/src/blocs/push_notifications.dart
@@ -126,7 +126,7 @@ class PushNotificationsBloc extends $PushNotificationsBloc {
   final AccountsBloc _accountsBloc;
   final NeonPlatform _platform;
   final SharedPreferences _sharedPreferences;
-  late final _storage = Storage('notifications', _sharedPreferences);
+  late final _storage = AppStorage('notifications', _sharedPreferences);
   final GlobalOptions _globalOptions;
   final Env? _env;
   RSAKeypair? _keypair;
diff --git a/packages/neon/lib/src/utils/account_options.dart b/packages/neon/lib/src/utils/account_options.dart
index b1f41d03..c5b2b35d 100644
--- a/packages/neon/lib/src/utils/account_options.dart
+++ b/packages/neon/lib/src/utils/account_options.dart
@@ -17,7 +17,7 @@ class AccountSpecificOptions {
     });
   }
 
-  final Storage _storage;
+  final AppStorage _storage;
   final AppsBloc _appsBloc;
   final _appIDsSubject = BehaviorSubject<Map<String?, LabelBuilder>>();
 
diff --git a/packages/neon/lib/src/utils/app_implementation.dart b/packages/neon/lib/src/utils/app_implementation.dart
index 9bbb63b5..cc8b3eb4 100644
--- a/packages/neon/lib/src/utils/app_implementation.dart
+++ b/packages/neon/lib/src/utils/app_implementation.dart
@@ -18,7 +18,7 @@ abstract class AppImplementation<T extends RxBlocBase, R extends NextcloudAppSpe
     this.requestManager,
     this.platform,
   ) {
-    final storage = Storage('app-$id', sharedPreferences);
+    final storage = AppStorage('app-$id', sharedPreferences);
     options = buildOptions(storage);
   }
 
@@ -30,7 +30,7 @@ abstract class AppImplementation<T extends RxBlocBase, R extends NextcloudAppSpe
   String name(final BuildContext context) => nameFromLocalization(AppLocalizations.of(context));
 
   late final R options;
-  R buildOptions(final Storage storage);
+  R buildOptions(final AppStorage storage);
 
   T buildBloc(final NextcloudClient client);
 
diff --git a/packages/neon/lib/src/utils/global_options.dart b/packages/neon/lib/src/utils/global_options.dart
index bf5b3969..529b410f 100644
--- a/packages/neon/lib/src/utils/global_options.dart
+++ b/packages/neon/lib/src/utils/global_options.dart
@@ -35,7 +35,7 @@ class GlobalOptions {
     });
   }
 
-  final Storage _storage;
+  final AppStorage _storage;
   final PackageInfo _packageInfo;
   final _themeOLEDAsDarkEnabledSubject = BehaviorSubject<bool>();
   final _pushNotificationsEnabledEnabledSubject = BehaviorSubject<bool>();
diff --git a/packages/neon/lib/src/utils/nextcloud_app_specific_options.dart b/packages/neon/lib/src/utils/nextcloud_app_specific_options.dart
index cb55a9f7..93c47157 100644
--- a/packages/neon/lib/src/utils/nextcloud_app_specific_options.dart
+++ b/packages/neon/lib/src/utils/nextcloud_app_specific_options.dart
@@ -3,7 +3,7 @@ part of '../neon.dart';
 abstract class NextcloudAppSpecificOptions {
   NextcloudAppSpecificOptions(this.storage);
 
-  final Storage storage;
+  final AppStorage storage;
   late final List<OptionsCategory> categories;
   late final List<Option> options;
 
diff --git a/packages/neon/lib/src/utils/push_utils.dart b/packages/neon/lib/src/utils/push_utils.dart
index d9827c3d..d5eeeea2 100644
--- a/packages/neon/lib/src/utils/push_utils.dart
+++ b/packages/neon/lib/src/utils/push_utils.dart
@@ -1,7 +1,7 @@
 part of '../neon.dart';
 
 class PushUtils {
-  static Future<RSAKeypair> loadRSAKeypair(final Storage storage) async {
+  static Future<RSAKeypair> loadRSAKeypair(final AppStorage storage) async {
     const keyDevicePrivateKey = 'device-private-key';
 
     late RSAKeypair keypair;
@@ -51,7 +51,7 @@ class PushUtils {
     );
     final sharedPreferences = await SharedPreferences.getInstance();
 
-    final keypair = await loadRSAKeypair(Storage('notifications', sharedPreferences));
+    final keypair = await loadRSAKeypair(AppStorage('notifications', sharedPreferences));
     final data = json.decode(utf8.decode(message)) as Map<String, dynamic>;
     final notification = NotificationsPushNotification(
       accountID: instance,
diff --git a/packages/neon/lib/src/utils/storage.dart b/packages/neon/lib/src/utils/storage.dart
index 0e175a8f..5b0db5b4 100644
--- a/packages/neon/lib/src/utils/storage.dart
+++ b/packages/neon/lib/src/utils/storage.dart
@@ -1,7 +1,7 @@
 part of '../neon.dart';
 
-class Storage extends SettingsStorage {
-  Storage(
+class AppStorage extends SettingsStorage {
+  AppStorage(
     this._id,
     this._sharedPreferences,
   );
diff --git a/packages/neon/pubspec.lock b/packages/neon/pubspec.lock
index 02439156..932c7539 100644
--- a/packages/neon/pubspec.lock
+++ b/packages/neon/pubspec.lock
@@ -148,6 +148,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "3.1.1"
+  cookie_jar:
+    dependency: transitive
+    description:
+      name: cookie_jar
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.0.1"
   cross_file:
     dependency: transitive
     description:
diff --git a/packages/nextcloud/lib/src/nextcloud.openapi.dart b/packages/nextcloud/lib/src/nextcloud.openapi.dart
index 171a72eb..0d4e2847 100644
--- a/packages/nextcloud/lib/src/nextcloud.openapi.dart
+++ b/packages/nextcloud/lib/src/nextcloud.openapi.dart
@@ -1,11 +1,20 @@
 import 'dart:convert';
+import 'dart:io';
 import 'dart:typed_data';
 
-import 'package:http/http.dart' as http;
+import 'package:cookie_jar/cookie_jar.dart';
 import 'package:json_annotation/json_annotation.dart';
 
+export 'package:cookie_jar/cookie_jar.dart';
+
 part 'nextcloud.openapi.g.dart';
 
+extension HttpClientResponseBody on HttpClientResponse {
+  Future<Uint8List> get bodyBytes async =>
+      Uint8List.fromList((await toList()).reduce((final value, final element) => [...value, ...element]));
+  Future<String> get body async => utf8.decode(await bodyBytes);
+}
+
 class Response {
   Response(
     this.statusCode,
@@ -64,6 +73,8 @@ class Client {
   Client(
     this.baseURL, {
     Map<String, String>? baseHeaders,
+    HttpClient? httpClient,
+    this.cookieJar,
     this.authentication,
   }) {
     this.baseHeaders = {
@@ -74,12 +85,17 @@ class Client {
         ...authentication!.headers,
       },
     };
+    this.httpClient = httpClient ?? HttpClient();
   }
 
   final String baseURL;
 
   late final Map<String, String> baseHeaders;
 
+  late final HttpClient httpClient;
+
+  final CookieJar? cookieJar;
+
   final Authentication? authentication;
 
   CoreClient get core => CoreClient(this);
@@ -94,18 +110,30 @@ class Client {
     Map<String, String> headers,
     Uint8List? body,
   ) async {
-    final request = http.Request(method, Uri.parse('$baseURL$path'));
-    request.headers.addAll(baseHeaders);
-    request.headers.addAll(headers);
+    final uri = Uri.parse('$baseURL$path');
+    final request = await httpClient.openUrl(method, uri);
+    for (final header in {...baseHeaders, ...headers}.entries) {
+      request.headers.add(header.key, header.value);
+    }
     if (body != null) {
-      request.bodyBytes = body.toList();
+      request.add(body.toList());
+    }
+    if (cookieJar != null) {
+      request.cookies.addAll(await cookieJar!.loadForRequest(uri));
     }
 
-    final response = await http.Response.fromStream(await request.send());
+    final response = await request.close();
+    if (cookieJar != null) {
+      await cookieJar!.saveFromResponse(uri, response.cookies);
+    }
+    final responseHeaders = <String, String>{};
+    response.headers.forEach((final name, final values) {
+      responseHeaders[name] = values.last;
+    });
     return Response(
       response.statusCode,
-      response.headers,
-      response.bodyBytes,
+      responseHeaders,
+      await response.bodyBytes,
     );
   }
 }
diff --git a/packages/nextcloud/pubspec.yaml b/packages/nextcloud/pubspec.yaml
index dca8facb..e000a5aa 100644
--- a/packages/nextcloud/pubspec.yaml
+++ b/packages/nextcloud/pubspec.yaml
@@ -5,9 +5,9 @@ environment:
   sdk: '>=2.18.0 <3.0.0'
 
 dependencies:
+  cookie_jar: ^3.0.1
   crypto: ^3.0.1
   crypton: ^2.0.5
-  http: ^0.13.4
   intl: ^0.17.0
   json_annotation: ^4.7.0
   meta: ^1.7.0