diff --git a/flutter_web_auth_2/CHANGELOG.md b/flutter_web_auth_2/CHANGELOG.md
index 73acc76..5a3e6ba 100644
--- a/flutter_web_auth_2/CHANGELOG.md
+++ b/flutter_web_auth_2/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 2.1.3
+
+- 🌹 Add `contextArgs` for web implementations (See [#40](https://github.com/ThexXTURBOXx/flutter_web_auth_2/issues/40))
+
 ## 2.1.2
 
 - 🐛 Downgrade Kotlin to fix some compatibility issues
diff --git a/flutter_web_auth_2/README.md b/flutter_web_auth_2/README.md
index 509dc82..6710aa0 100644
--- a/flutter_web_auth_2/README.md
+++ b/flutter_web_auth_2/README.md
@@ -133,7 +133,7 @@ On the web platform, an endpoint must be created that captures the callback URL
 ```html
 <!DOCTYPE html>
 <title>Authentication complete</title>
-<p>Authentication is complete. If this does not happen automatically, please close the window.
+<p>Authentication is complete. If this does not happen automatically, please close the window.</p>
 <script>
   window.opener.postMessage({
     'flutter-web-auth-2': window.location.href
@@ -146,6 +146,8 @@ The redirect URL passed to the authentication service must be the same as the UR
 
 For the Sign in with Apple in web_message response mode, postMessage from https://appleid.apple.com is also captured, and the authorization object is returned as a URL fragment encoded as a query string (for compatibility with other providers).
 
+If you want to pass additional parameters to the URL open call, you can do so in the `authenticate` function using the parameter `contextArgs`.
+
 ### Windows and Linux
 
 There is still a limitation that the callback URL scheme must start with `http://localhost:{port}`.
diff --git a/flutter_web_auth_2/lib/flutter_web_auth_2.dart b/flutter_web_auth_2/lib/flutter_web_auth_2.dart
index a28372f..632c17b 100644
--- a/flutter_web_auth_2/lib/flutter_web_auth_2.dart
+++ b/flutter_web_auth_2/lib/flutter_web_auth_2.dart
@@ -61,11 +61,15 @@ class FlutterWebAuth2 {
   /// [redirectOriginOverride] is used to override the origin of the redirect
   /// URL. This is useful for cases where the redirect URL is not on the same
   /// domain (ex. local testing). Only supported in web.
+  ///
+  /// [contextArgs] is used to pass additional settings for the URL open call
+  /// on the web platform.
   static Future<String> authenticate({
     required String url,
     required String callbackUrlScheme,
     bool? preferEphemeral,
     String? redirectOriginOverride,
+    List contextArgs = const [],
   }) async {
     assert(
       redirectOriginOverride == null || kDebugMode,
@@ -83,6 +87,7 @@ class FlutterWebAuth2 {
       callbackUrlScheme: callbackUrlScheme,
       preferEphemeral: preferEphemeral ?? false,
       redirectOriginOverride: redirectOriginOverride,
+      contextArgs: contextArgs,
     );
   }
 
diff --git a/flutter_web_auth_2/lib/src/flutter_web_auth_2_linux.dart b/flutter_web_auth_2/lib/src/flutter_web_auth_2_linux.dart
index 2cde179..d1627d6 100644
--- a/flutter_web_auth_2/lib/src/flutter_web_auth_2_linux.dart
+++ b/flutter_web_auth_2/lib/src/flutter_web_auth_2_linux.dart
@@ -57,6 +57,7 @@ class FlutterWebAuth2LinuxPlugin extends FlutterWebAuth2Platform {
     required String callbackUrlScheme,
     required bool preferEphemeral,
     String? redirectOriginOverride,
+    List contextArgs = const [],
   }) async {
     // Validate callback url
     final callbackUri = Uri.parse(callbackUrlScheme);
diff --git a/flutter_web_auth_2/lib/src/flutter_web_auth_2_web.dart b/flutter_web_auth_2/lib/src/flutter_web_auth_2_web.dart
index 2f2c1b7..dad2d82 100644
--- a/flutter_web_auth_2/lib/src/flutter_web_auth_2_web.dart
+++ b/flutter_web_auth_2/lib/src/flutter_web_auth_2_web.dart
@@ -45,8 +45,9 @@ class FlutterWebAuth2WebPlugin extends FlutterWebAuth2Platform {
     required String callbackUrlScheme,
     required bool preferEphemeral,
     String? redirectOriginOverride,
+    List contextArgs = const [],
   }) async {
-    context.callMethod('open', [url]);
+    context.callMethod('open', <dynamic>[url] + contextArgs);
     await for (final MessageEvent messageEvent in window.onMessage) {
       if (messageEvent.origin == (redirectOriginOverride ?? Uri.base.origin)) {
         final flutterWebAuthMessage = messageEvent.data['flutter-web-auth-2'];
diff --git a/flutter_web_auth_2/lib/src/flutter_web_auth_2_windows.dart b/flutter_web_auth_2/lib/src/flutter_web_auth_2_windows.dart
index 1d70649..e70d4dc 100644
--- a/flutter_web_auth_2/lib/src/flutter_web_auth_2_windows.dart
+++ b/flutter_web_auth_2/lib/src/flutter_web_auth_2_windows.dart
@@ -57,6 +57,7 @@ class FlutterWebAuth2WindowsPlugin extends FlutterWebAuth2Platform {
     required String callbackUrlScheme,
     required bool preferEphemeral,
     String? redirectOriginOverride,
+    List contextArgs = const [],
   }) async {
     // Validate callback url
     final callbackUri = Uri.parse(callbackUrlScheme);
diff --git a/flutter_web_auth_2/pubspec.yaml b/flutter_web_auth_2/pubspec.yaml
index b2e8cbb..25fbd4b 100644
--- a/flutter_web_auth_2/pubspec.yaml
+++ b/flutter_web_auth_2/pubspec.yaml
@@ -1,6 +1,6 @@
 name: flutter_web_auth_2
 description: Flutter plugin for authenticating a user with a web service.
-version: 2.1.2
+version: 2.1.3
 homepage: https://github.com/ThexXTURBOXx/flutter_web_auth_2
 repository: https://github.com/ThexXTURBOXx/flutter_web_auth_2
 issue_tracker: https://github.com/ThexXTURBOXx/flutter_web_auth_2/issues
diff --git a/flutter_web_auth_2_platform_interface/CHANGELOG.md b/flutter_web_auth_2_platform_interface/CHANGELOG.md
index 90bc2f6..a5f4441 100644
--- a/flutter_web_auth_2_platform_interface/CHANGELOG.md
+++ b/flutter_web_auth_2_platform_interface/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 2.1.3
+
+- 🌹 Add `contextArgs` for web implementations (See [#40](https://github.com/ThexXTURBOXx/flutter_web_auth_2/issues/40))
+
 ## 2.1.0
 
 - 🌹 Update linter rules
diff --git a/flutter_web_auth_2_platform_interface/lib/flutter_web_auth_2_platform_interface.dart b/flutter_web_auth_2_platform_interface/lib/flutter_web_auth_2_platform_interface.dart
index d483fc9..a11d78b 100644
--- a/flutter_web_auth_2_platform_interface/lib/flutter_web_auth_2_platform_interface.dart
+++ b/flutter_web_auth_2_platform_interface/lib/flutter_web_auth_2_platform_interface.dart
@@ -28,12 +28,14 @@ abstract class FlutterWebAuth2Platform extends PlatformInterface {
     required String callbackUrlScheme,
     required bool preferEphemeral,
     String? redirectOriginOverride,
+    List contextArgs = const [],
   }) =>
       _instance.authenticate(
         url: url,
         callbackUrlScheme: callbackUrlScheme,
         preferEphemeral: preferEphemeral,
         redirectOriginOverride: redirectOriginOverride,
+        contextArgs: contextArgs,
       );
 
   Future clearAllDanglingCalls() => _instance.clearAllDanglingCalls();
diff --git a/flutter_web_auth_2_platform_interface/lib/method_channel/method_channel_flutter_web_auth_2.dart b/flutter_web_auth_2_platform_interface/lib/method_channel/method_channel_flutter_web_auth_2.dart
index bd4ec23..35f2eda 100644
--- a/flutter_web_auth_2_platform_interface/lib/method_channel/method_channel_flutter_web_auth_2.dart
+++ b/flutter_web_auth_2_platform_interface/lib/method_channel/method_channel_flutter_web_auth_2.dart
@@ -11,12 +11,14 @@ class FlutterWebAuth2MethodChannel extends FlutterWebAuth2Platform {
     required String callbackUrlScheme,
     required bool preferEphemeral,
     String? redirectOriginOverride,
+    List contextArgs = const [],
   }) async =>
       await channel.invokeMethod<String>('authenticate', <String, dynamic>{
         'url': url,
         'callbackUrlScheme': callbackUrlScheme,
         'preferEphemeral': preferEphemeral,
         'redirectOriginOverride': redirectOriginOverride,
+        'contextArgs': contextArgs,
       }) ??
       '';
 
diff --git a/flutter_web_auth_2_platform_interface/pubspec.yaml b/flutter_web_auth_2_platform_interface/pubspec.yaml
index 13f06b6..b99c021 100644
--- a/flutter_web_auth_2_platform_interface/pubspec.yaml
+++ b/flutter_web_auth_2_platform_interface/pubspec.yaml
@@ -1,6 +1,6 @@
 name: flutter_web_auth_2_platform_interface
 description: A common platform interface for the flutter_web_auth_2 plugin.
-version: 2.1.0
+version: 2.1.3
 homepage: https://github.com/ThexXTURBOXx/flutter_web_auth_2
 repository: https://github.com/ThexXTURBOXx/flutter_web_auth_2
 issue_tracker: https://github.com/ThexXTURBOXx/flutter_web_auth_2/issues
