diff --git a/lib/business_logic/auth/oauth.dart b/lib/business_logic/auth/oauth.dart
index 589a156..3609789 100644
--- a/lib/business_logic/auth/oauth.dart
+++ b/lib/business_logic/auth/oauth.dart
@@ -28,7 +28,7 @@ class App {
         redirectUri: json["redirect_uri"].toString(),
         clientId: json["client_id"].toString(),
         clientSecret: json["client_secret"].toString());
-    global.settings!.saveApp(app);
+    global.settings!.identities[global.settings!.activeIdentity]!.saveApp(app);
     return app;
   }
 }
@@ -37,7 +37,8 @@ Response readAuthcode(Request request) {
   Map<String, String> params = request.url.queryParameters;
   if (params.containsKey("code") && params["code"] != null) {
     String code = params["code"].toString();
-    global.settings!.saveAuthCode(code);
+    global.settings!.identities[global.settings!.activeIdentity]!
+        .saveAuthCode(code);
   }
   return Response(308,
       headers: {"Content-Type": "text/html; charset=UTF-8"},
@@ -53,7 +54,8 @@ Future<int> handleFullOauth() async {
       return response.statusCode;
     }
 
-    await global.settings!.saveAuthCode("");
+    await global.settings!.identities[global.settings!.activeIdentity]!
+        .saveAuthCode("");
     var handler = const Pipeline().addHandler(readAuthcode);
     var server = await shelf_io.serve(handler, 'localhost', 1312);
     await pollCode();
@@ -69,13 +71,15 @@ Future<String> pollCode() async {
   String code = "";
   while (code == "") {
     await Future.delayed(const Duration(seconds: 3));
-    code = global.settings!.authCode;
+    code =
+        global.settings!.identities[global.settings!.activeIdentity]!.authCode;
   }
   return code;
 }
 
 Future<http.Response> doOauthFlow() async {
-  String url = global.settings!.instanceUrl;
+  String url =
+      global.settings!.identities[global.settings!.activeIdentity]!.instanceUrl;
   try {
     http.Response response = await registerApp(url);
     openBrowserForAuthCode(url, App.fromJson(jsonDecode(response.body)));
@@ -120,10 +124,11 @@ void openBrowserForAuthCode(String baseurl, App app) {
 }
 
 Future<int> refreshToken() async {
-  final authCode = global.settings!.authCode;
-  final appId = global.settings!.clientId;
-  final clientSecret = global.settings!.clientSecret;
-  final baseurl = global.settings!.instanceUrl;
+  final activeId = global.settings!.activeIdentity;
+  final authCode = global.settings!.identities[activeId]!.authCode;
+  final appId = global.settings!.identities[activeId]!.clientId;
+  final clientSecret = global.settings!.identities[activeId]!.clientSecret;
+  final baseurl = global.settings!.identities[activeId]!.instanceUrl;
 
   Uri url = Uri.https(baseurl, "/oauth/token");
   final response = await http.post(
@@ -141,7 +146,8 @@ Future<int> refreshToken() async {
   if (response.statusCode == 200) {
     final dec = jsonDecode(response.body);
     final accessToken = dec["access_token"]!;
-    await global.settings!.saveToken(accessToken);
+    await global.settings!.identities[global.settings!.activeIdentity]!
+        .saveToken(accessToken);
   }
   return response.statusCode;
 }
diff --git a/lib/business_logic/notifications/notifs.dart b/lib/business_logic/notifications/notifs.dart
new file mode 100644
index 0000000..040b7e5
--- /dev/null
+++ b/lib/business_logic/notifications/notifs.dart
@@ -0,0 +1 @@
+import '../../global.dart' as global;
diff --git a/lib/business_logic/settings.dart b/lib/business_logic/settings.dart
index 8f2332d..1081d63 100644
--- a/lib/business_logic/settings.dart
+++ b/lib/business_logic/settings.dart
@@ -2,21 +2,71 @@ import 'package:flutter/painting.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 import '../business_logic/auth/oauth.dart' as oauth;
 
-class Settings {
+class AccountSettings {
+  final String identity;
   late String instanceUrl;
   static const String instanceUrlKey = "instance-url";
   late String authCode;
   static const String authCodeKey = "authcode";
-  late Locale locale;
-  static const localeKey = "active-locale";
   late String clientSecret;
   static const clientSecretKey = "client-secret";
   late String clientId;
   static const clientIdKey = "client-id";
   late String token;
   static const tokenKey = "access-token";
+  late SharedPreferences prefs;
+
+  AccountSettings._create(this.identity);
+
+  static Future<AccountSettings> create(String identity) async {
+    AccountSettings settings = AccountSettings._create(identity);
+    settings.prefs = await SharedPreferences.getInstance();
+    settings.clientSecret =
+        settings.prefs.getString(settings.identity + clientSecretKey) ?? "";
+    settings.clientId =
+        settings.prefs.getString(settings.identity + clientIdKey) ?? "";
+    settings.token =
+        settings.prefs.getString(settings.identity + tokenKey) ?? "";
+    settings.instanceUrl =
+        settings.prefs.getString(settings.identity + instanceUrlKey) ??
+            "example.com";
+    settings.authCode =
+        settings.prefs.getString(settings.identity + authCodeKey) ?? "";
+    return settings;
+  }
+
+  Future<bool> saveInstanceUrl(String url) async {
+    instanceUrl = url;
+    return await prefs.setString(identity + instanceUrlKey, url);
+  }
+
+  Future<bool> saveAuthCode(String code) async {
+    authCode = code;
+    return await prefs.setString(identity + authCodeKey, code);
+  }
+
+  Future<void> saveApp(oauth.App app) async {
+    clientId = app.clientId;
+    clientSecret = clientSecret;
+    prefs.setString(identity + clientSecretKey, app.clientSecret);
+    prefs.setString(identity + clientIdKey, app.clientId);
+  }
+
+  Future<bool> saveToken(String token) async {
+    this.token = token;
+    return await prefs.setString(identity + tokenKey, token);
+  }
+}
+
+class Settings {
+  late Locale locale;
+  static const localeKey = "active-locale";
   late int batchSize;
   static const batchSizeKey = "post-batch-size";
+  late Map<String, AccountSettings> identities = {};
+  static const identitiesKey = "identities";
+  late String activeIdentity = "";
+  static const activeIdentityKey = "active-identity";
   late SharedPreferences prefs;
 
   Settings._create();
@@ -25,29 +75,31 @@ class Settings {
     Settings settings = Settings._create();
 
     settings.prefs = await SharedPreferences.getInstance();
-    settings.instanceUrl =
-        settings.prefs.getString(instanceUrlKey) ?? "example.com";
-    settings.authCode = settings.prefs.getString(authCodeKey) ?? "";
     settings.locale = Locale(settings.prefs.getString(localeKey) ?? "en");
-    settings.clientSecret = settings.prefs.getString(clientSecretKey) ?? "";
-    settings.clientId = settings.prefs.getString(clientIdKey) ?? "";
-    settings.token = settings.prefs.getString(tokenKey) ?? "";
+
     settings.batchSize = settings.prefs.getInt(batchSizeKey) ?? 20;
     if (settings.batchSize < 5) {
       settings.batchSize = 5;
     }
 
+    List<String> identityList =
+        settings.prefs.getStringList(identitiesKey) ?? [];
+    settings.identities = {};
+    for (int i = 0; i < identityList.length; i++) {
+      settings.identities.addAll(
+          {identityList[i]: await AccountSettings.create(identityList[i])});
+    }
+    settings.activeIdentity = settings.prefs.getString(activeIdentityKey) ?? "";
+
     return settings;
   }
 
-  Future<bool> saveInstanceUrl(String url) async {
-    instanceUrl = url;
-    return await prefs.setString(instanceUrlKey, url);
-  }
+  Future<bool> addNewIdentity(String key) async {
+    List<String> a = identities.keys.toList();
+    a.add(key);
+    identities.addAll({key: await AccountSettings.create(key)});
 
-  Future<bool> saveAuthCode(String code) async {
-    authCode = code;
-    return await prefs.setString(authCodeKey, code);
+    return prefs.setStringList(identitiesKey, a);
   }
 
   Future<bool> saveLocale(String locale) async {
@@ -55,16 +107,9 @@ class Settings {
     return await prefs.setString(localeKey, locale);
   }
 
-  Future<void> saveApp(oauth.App app) async {
-    clientId = app.clientId;
-    clientSecret = clientSecret;
-    prefs.setString(clientSecretKey, app.clientSecret);
-    prefs.setString(clientIdKey, app.clientId);
-  }
-
-  Future<bool> saveToken(String token) async {
-    this.token = token;
-    return await prefs.setString(tokenKey, token);
+  Future<bool> saveActiveIdentity(String identity) {
+    activeIdentity = identity;
+    return prefs.setString(activeIdentityKey, identity);
   }
 
   Future<bool> saveBatchSize(int size) async {
diff --git a/lib/business_logic/timeline/timeline.dart b/lib/business_logic/timeline/timeline.dart
index 17a556f..a614769 100644
--- a/lib/business_logic/timeline/timeline.dart
+++ b/lib/business_logic/timeline/timeline.dart
@@ -61,8 +61,9 @@ class PostModel implements Comparable {
   }
 
   Future<ThreadModel> getThread() async {
-    final token = global.settings!.token;
-    final baseUrl = global.settings!.instanceUrl;
+    final activeId = global.settings!.activeIdentity;
+    final token = global.settings!.identities[activeId]!.token;
+    final baseUrl = global.settings!.identities[activeId]!.instanceUrl;
     Map<String, String> headers = {"Authorization": "Bearer $token"};
     headers.addAll(global.defaultHeaders);
     String currentId = reblogId ?? id;
@@ -72,10 +73,9 @@ class PostModel implements Comparable {
       path: "/api/v1/statuses/$currentId/context",
     );
     http.Response response = await http.get(url, headers: headers);
-    if (response.statusCode != 200) {
+    if (response.statusCode != 200 || response.body.isEmpty) {
       return ThreadModel([this]);
     }
-
     final json = jsonDecode(response.body);
     final List<dynamic> ancestorsJson = json["ancestors"];
 
@@ -98,15 +98,16 @@ class ThreadModel {
 }
 
 Future<List<ThreadModel>> getTimelineFromServer(String? index) async {
+  final activeId = global.settings!.activeIdentity;
   final limit = global.settings!.batchSize;
-  final token = global.settings!.token;
+  final token = global.settings!.identities[activeId]!.token;
 
   Map<String, String> query = {"limit": limit.toString()};
   if (index != null) {
     query.addAll({"max_id": index});
   }
 
-  final baseUrl = global.settings!.instanceUrl;
+  final baseUrl = global.settings!.identities[activeId]!.instanceUrl;
   final url = Uri(
     scheme: "https",
     host: baseUrl,
diff --git a/lib/business_logic/websocket.dart b/lib/business_logic/websocket.dart
new file mode 100644
index 0000000..ad0c75f
--- /dev/null
+++ b/lib/business_logic/websocket.dart
@@ -0,0 +1,6 @@
+import 'package:web_socket_channel/status.dart' as status;
+import 'package:web_socket_channel/web_socket_channel.dart';
+import '../global.dart' as global;
+
+WebSocketChannel? channel;
+bool connected = false;
diff --git a/lib/main.dart b/lib/main.dart
index 349a307..c7083c9 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -19,7 +19,7 @@ void main() async {
   activeLocale = global.settings!.locale;
 
   // check if all information is available
-  if (global.settings!.authCode == "") {
+  if (global.settings!.identities.isEmpty) {
     _initRoute = "/login";
   } else {
     await oauth.refreshToken();
diff --git a/lib/pages/login.dart b/lib/pages/login.dart
index 161c93f..9732336 100644
--- a/lib/pages/login.dart
+++ b/lib/pages/login.dart
@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:localization/localization.dart';
 import '../business_logic/auth/oauth.dart' as oauth;
 import '../global.dart' as global;
+import '../business_logic/settings.dart' as settings;
 
 class Login extends StatefulWidget {
   const Login({Key? key}) : super(key: key);
@@ -31,7 +32,7 @@ class LoginForm extends StatefulWidget {
 
 class _LoginFormState extends State<LoginForm> {
   final formKey = GlobalKey<FormState>();
-
+  String identity = "";
   @override
   Widget build(BuildContext context) {
     return Form(
@@ -45,7 +46,10 @@ class _LoginFormState extends State<LoginForm> {
           Text("greeting".i18n(), style: Theme.of(context).textTheme.headline1),
           TextFormField(
             onSaved: (value) async {
-              await global.settings!.saveInstanceUrl(value!);
+              await global.settings!.addNewIdentity(identity);
+              await global.settings!.saveActiveIdentity(identity);
+              await global.settings!.identities[identity]!
+                  .saveInstanceUrl(identity);
             },
             decoration: InputDecoration(
               labelText: "instance-url".i18n(),
@@ -55,12 +59,22 @@ class _LoginFormState extends State<LoginForm> {
             ),
             autofocus: true,
           ),
+          TextFormField(
+            onChanged: (value) {
+              identity = value;
+            },
+          ),
           TextButton.icon(
               onPressed: () {
                 bool isValid = formKey.currentState!.validate();
                 if (!isValid) {
-                  ScaffoldMessenger.of(context).showSnackBar(SnackBar(
-                      content: Text("login-failed-snackbar-text".i18n())));
+                  ScaffoldMessenger.of(context).showSnackBar(
+                    SnackBar(
+                      content: Text(
+                        "login-failed-snackbar-text".i18n(),
+                      ),
+                    ),
+                  );
                 } else {
                   formKey.currentState?.save();
                   Navigator.push(
diff --git a/lib/pages/settings/account.dart b/lib/pages/settings/account.dart
index 682344e..7ed039b 100644
--- a/lib/pages/settings/account.dart
+++ b/lib/pages/settings/account.dart
@@ -20,12 +20,9 @@ class LogoutButton extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    String url;
-    if (global.settings!.instanceUrl.isEmpty) {
-      url = "no-instance".i18n();
-    } else {
-      url = global.settings!.instanceUrl;
-    }
+    String url = global
+        .settings!.identities[global.settings!.activeIdentity]!.instanceUrl;
+
     return Row(
       children: [
         Text(url),
@@ -41,6 +38,6 @@ class LogoutButton extends StatelessWidget {
 }
 
 void logout() async {
-  await global.settings!.saveAuthCode("");
+  //await global.settings!.saveAuthCode("");
   exit(0);
 }
diff --git a/lib/partials/main_scaffold.dart b/lib/partials/main_scaffold.dart
index 3c514b2..8d143d3 100644
--- a/lib/partials/main_scaffold.dart
+++ b/lib/partials/main_scaffold.dart
@@ -5,6 +5,7 @@ import 'package:loris/pages/chat/chat.dart';
 import 'package:loris/pages/notifications/notifications.dart';
 import 'package:loris/pages/timeline/timeline.dart';
 import 'package:loris/pages/settings/settings.dart';
+import '../business_logic/websocket.dart' as websocket;
 
 class MainScaffold extends StatefulWidget {
   const MainScaffold({Key? key}) : super(key: key);
@@ -18,6 +19,7 @@ class _MainScaffoldState extends State<MainScaffold> {
 
   @override
   Widget build(BuildContext context) {
+    // websocket.connect();
     final screens = [
       const Timeline(),
       chat(context),
diff --git a/lib/partials/post.dart b/lib/partials/post.dart
index 031d084..0b44bb4 100644
--- a/lib/partials/post.dart
+++ b/lib/partials/post.dart
@@ -59,7 +59,9 @@ class DisplayName extends StatelessWidget {
             child: ProfilePic(
               url: account.avatar,
             )),
-        const SizedBox(width: 8),
+        const SizedBox(
+          width: 8,
+        ),
         Flexible(
           child: Column(
             mainAxisAlignment: MainAxisAlignment.spaceBetween,
diff --git a/lib/themes/themes.dart b/lib/themes/themes.dart
index cd1602e..2a05a8e 100644
--- a/lib/themes/themes.dart
+++ b/lib/themes/themes.dart
@@ -114,6 +114,7 @@ ThemeData getTheme(CustomColors colors) {
         fontWeight: FontWeight.w700,
       ),
     ),
+    tooltipTheme: TooltipThemeData(),
   );
 }
 
diff --git a/pubspec.lock b/pubspec.lock
index 63d1604..eaef54c 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -43,6 +43,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.16.0"
+  crypto:
+    dependency: transitive
+    description:
+      name: crypto
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.0.2"
   csslib:
     dependency: transitive
     description:
@@ -404,6 +411,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.1.2"
+  web_socket_channel:
+    dependency: "direct main"
+    description:
+      name: web_socket_channel
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.2.0"
   win32:
     dependency: transitive
     description:
diff --git a/pubspec.yaml b/pubspec.yaml
index 17440f0..66a7a0e 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -43,6 +43,7 @@ dependencies:
   url_launcher: ^6.1.4
   shelf: ^1.3.1
   html: ^0.15.0
+  web_socket_channel: ^2.2.0
 
 dev_dependencies:
   flutter_test: