diff --git a/src/server/backend/plugins/others/newsletter/css/errorstyle.css b/src/server/backend/plugins/others/newsletter/css/errorstyle.css
new file mode 100644
index 0000000..e69de29
diff --git a/src/server/backend/plugins/others/newsletter/css/mailCompose.css b/src/server/backend/plugins/others/newsletter/css/mailCompose.css
new file mode 100644
index 0000000..e69de29
diff --git a/src/server/backend/plugins/others/newsletter/html/compose.html b/src/server/backend/plugins/others/newsletter/html/compose.html
new file mode 100644
index 0000000..ad875e0
--- /dev/null
+++ b/src/server/backend/plugins/others/newsletter/html/compose.html
@@ -0,0 +1,180 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <!-- Include Quill stylesheet -->
+    <meta charset="utf-8">
+    <title>New Mail :: Webmail | Language School Hossegor - Admin</title>
+    <link rel="stylesheet" href="/admin/css/webmail-compose.css">
+    <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.2/jquery.min.js"></script>
+    <link href="https://cdn.quilljs.com/1.0.0/quill.snow.css" rel="stylesheet" />
+    <link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:opsz,wght,FILL,GRAD@20..48,100..700,0..1,-50..200">
+</head>
+    <body>
+        <div id="top-bar">
+            <div class="top-toolbar">
+                <a href="/admin/panel" title="Back to admin panel" id="back" class="top-buttons"><span class="material-symbols-outlined">arrow_back</span></a>
+                <a href="/admin/mail" title="Back to webmail" id="new" class="top-buttons"><span class="material-symbols-outlined">arrow_back_ios_new</span></a>
+            </div>
+            <p id="title">Webmail - Language School Hossegor</p>
+            <p id="spacer"></p>
+        </div>
+        <div class="mail-app">
+            <h1>New message</h1>
+            <p>All mails written here can get one of four different styles. Please choose your style in the dropdown below. You can preview them by clicking <a href="/admin/mail/preview" target="_blank">here</a></p>
+            <p>If you select "Newsletter", the mail will automatically be sent to everybody that subscribed to the newsletter with the correct styling. Note that you need to create a newsletter in German and English and send them separately</p>
+            <select id="mailTypeSelector" onchange="updateType()" title="Mail template">
+                <option value="default">Default</option>
+                <option value="booking">Booking</option>
+                <option value="newsletter">Newsletter</option>
+                <option value="plain">Plain text</option>
+            </select>
+            <select id="mailLangSelector" title="Language">
+                <option value="de">Deutsch</option>
+                <option value="en">English</option>
+            </select>
+            <!--<button onclick="getContent()">Get html</button>--><br>
+            <table>
+                <tr id="to">
+                    <td>
+                        <label for="mail">To: </label>
+                    </td>
+                    <td>
+                        <input type="email" name="mail" id="mail"><br>
+                    </td>
+                </tr>
+                <tr>
+                    <td>
+                        <label for="subject">Subject:</label>
+                    </td><td>
+                        <input type="text" name="subject" id="subject"><br>
+                    </td>
+                </tr>
+            </table>
+
+            <!-- Create the toolbar container -->
+            <div id="toolbar">
+                <span class="ql-formats">
+                    <select class="ql-font" title="Fonts">
+                        <option selected="" title="Default"></option>
+                        <option value="serif" title="Serif"></option>
+                        <option value="monospace" title="Monospace"></option>
+                    </select>
+                    <select class="ql-size" title="Font size">
+                        <option value="small" title="Small"></option>
+                        <option selected="" title="Default"></option>
+                        <option value="large" title="Large"></option>
+                        <option value="huge" title="Huge"></option>
+                    </select>
+                </span>
+                <span class="ql-formats">
+                    <button class="ql-bold" title="Bold"></button>
+                    <button class="ql-italic" title="Italic"></button>
+                    <button class="ql-underline" title="Underlined"></button>
+                    <button class="ql-strike" title="Strikethrough"></button>
+                </span>
+                <span class="ql-formats">
+                    <select class="ql-color" title="Text colour"></select>
+                    <select class="ql-background" title="Background colour"></select>
+                </span>
+                <span class="ql-formats">
+                    <button class="ql-list" value="ordered" title="Ordered list"></button>
+                    <button class="ql-list" value="bullet" title="Bullet points"></button>
+                    <select class="ql-align" title="Alignment">
+                        <option selected="" title="left"></option>
+                        <option value="center" title="center"></option>
+                        <option value="right" title="right"></option>
+                        <option value="justify" title="block"></option>
+                    </select>
+                </span>
+                <span class="ql-formats">
+                    <button class="ql-link" title="Insert link"></button>
+                    <button class="ql-image" title="Insert image"></button>
+                </span>
+            </div>
+
+            <!-- Create the editor container -->
+            <div id="editor">
+            </div>
+
+            <button onclick="sendMail()"><span class="material-symbols-outlined">send</span>Send</button>
+
+        </div>
+        <!-- Include the Quill library -->
+        <script src="https://cdn.quilljs.com/1.0.0/quill.js"></script>
+
+        <!-- Initialize Quill editor -->
+        <script>
+            var editor = new Quill('#editor', {
+                modules: { toolbar: '#toolbar' },
+                theme: 'snow',
+            });
+            function getContent () {
+                console.log( document.getElementsByClassName( 'ql-editor' )[0].innerHTML );
+            }
+
+            setTimeout( updateType, 200 );
+
+            function updateType () {
+                if ( document.getElementById( 'mailTypeSelector' ).value === 'newsletter' ) {
+                    $( '#to' ).slideUp();
+                    $( '#mailLangSelector' ).slideDown();
+                } else {
+                    $( '#to' ).slideDown();
+                    $( '#mailLangSelector' ).slideUp();
+                };
+                if ( window.location.search.slice( 1, 8 ) === 'replyTo' ) {
+                    document.getElementById( 'subject' ).value = 'Re: ' + sessionStorage.getItem( 'mailSubject' );
+                    document.getElementById( 'mail' ).value = sessionStorage.getItem( 'mailAddress' );
+                }
+            };
+
+            function sendMail () {
+                let ok = false;
+                if ( document.getElementById( 'mailTypeSelector' ).value !== 'newsletter' ) {
+                    if ( document.getElementById( 'mail' ).value != '' && document.getElementById( 'subject' ).value != '' ) {
+                        ok = true;
+                    } else {
+                        alert( 'A mail address and a subject are required!' );
+                    };
+                } else {
+                    if ( document.getElementById( 'subject' ).value != '' ) {
+                        if ( confirm( 'Do you really want to send the newsletter?' ) ) {
+                            ok = true;
+                        };
+                    } else {
+                        alert( 'A subject is required!' );
+                    };
+                };
+                if ( ok ) {
+                    let dat = { 'receiver': document.getElementById( 'mail' ).value, 'subject': document.getElementById( 'subject' ).value, 'mode': document.getElementById( 'mailTypeSelector' ).value, 'lang': document.getElementById( 'mailLangSelector' ).value };
+                    dat[ 'message' ] = document.getElementsByClassName( 'ql-editor' )[0].innerHTML;
+                    if ( window.location.search.slice( 1, 8 ) === 'replyTo' ) {
+                        dat[ 'inReplyTo' ] = sessionStorage.getItem( 'replyTo' );
+                        sessionStorage.removeItem( 'replyTo' );
+                        sessionStorage.removeItem( 'mailSubject' );
+                        sessionStorage.removeItem( 'mailAddress' );
+                        window.location = '/admin/mail/compose';
+                    };
+                    let options = {
+                        method: 'post',
+                        body: JSON.stringify( dat ),
+                        headers: {
+                            'Content-Type': 'application/json',
+                            'charset': 'utf-8'
+                        },
+                    };
+                    fetch( '/admin/mail/send', options ).then( res => {
+                        if ( res.status === 200 ) {
+                            alert( 'Mail sent successfully' );
+                        } else {
+                            alert( 'There was an error sending the mail. Please try again. If the error persists, please contact the developer and tell this status code: ' + res.status );
+                        };
+                    } );
+                    document.getElementById( 'subject' ).value = '';
+                    document.getElementById( 'mail' ).value = '';
+                    document.getElementsByClassName( 'ql-editor' )[0].innerHTML = '';
+                };
+            }
+        </script>
+    </body>
+</html>
\ No newline at end of file
diff --git a/src/server/backend/plugins/others/newsletter/html/unsubscribe.html b/src/server/backend/plugins/others/newsletter/html/unsubscribe.html
new file mode 100644
index 0000000..a98570e
--- /dev/null
+++ b/src/server/backend/plugins/others/newsletter/html/unsubscribe.html
@@ -0,0 +1,32 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Unsubscribe from Newsletter</title>
+    <link rel="stylesheet" href="/css/errorstyle.css">
+    <style>
+        .input {
+            width: 40%;
+            padding: 0.5%;
+            font-size: 120%;
+            border-radius: 15px;
+            margin: 2%;
+            margin-bottom: 4%;
+        }
+    </style>
+</head>
+    <body>
+        <div class="content">
+            <h1>Unsubscribe from newsletter</h1>
+            <form action="/mail/unsubscribe/go?lang=en" method="post" class="unsub">
+                <label for="mail" style="font-size: 120%;">Your email address</label><br>
+                <input type="email" name="mail" id="mail" class="input" required><br>
+
+                <input type="submit" value="Unsubscribe" class="button" style="font-size: 130%;">
+            </form>
+            <a href="?lang=de" class="button" style="margin-top: 4%;">DE</a>
+        </div>
+    </body>
+</html>
diff --git a/src/server/backend/plugins/others/newsletter/html/unsubscribeComplete.html b/src/server/backend/plugins/others/newsletter/html/unsubscribeComplete.html
new file mode 100644
index 0000000..16b54f2
--- /dev/null
+++ b/src/server/backend/plugins/others/newsletter/html/unsubscribeComplete.html
@@ -0,0 +1,33 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Unsubscribed from Newsletter</title>
+    <link rel="stylesheet" href="/css/errorstyle.css">
+    <style>
+        .input {
+            width: 40%;
+            padding: 0.5%;
+            font-size: 120%;
+            border-radius: 15px;
+            margin: 2%;
+            margin-bottom: 4%;
+        }
+    </style>
+</head>
+    <body>
+        <div class="content">
+            <h1>Unsubscribed from newsletter</h1>
+            <p>You have successfully unsubscribed from the newsletter.</p>
+        </div>
+        <script>
+            setTimeout( redirect, 7000 );
+
+            function redirect () {
+                location.href = '/';
+            }
+        </script>
+    </body>
+</html>
diff --git a/src/server/backend/plugins/others/newsletter/html/unsubscribteError.html b/src/server/backend/plugins/others/newsletter/html/unsubscribteError.html
new file mode 100644
index 0000000..75770e7
--- /dev/null
+++ b/src/server/backend/plugins/others/newsletter/html/unsubscribteError.html
@@ -0,0 +1,26 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Error - Unsubscribe from Newsletter</title>
+    <link rel="stylesheet" href="/css/errorstyle.css">
+    <style>
+        .input {
+            width: 40%;
+            padding: 0.5%;
+            font-size: 120%;
+            border-radius: 15px;
+            margin: 2%;
+            margin-bottom: 4%;
+        }
+    </style>
+</head>
+    <body>
+        <div class="content">
+            <h1>An error occurred whilst unsubscribing from the newsletter</h1>
+            <p>Please check your entries and try again!</p>
+        </div>
+    </body>
+</html>
diff --git a/src/server/backend/plugins/others/newsletter/newsletterRoutes.js b/src/server/backend/plugins/others/newsletter/newsletterRoutes.js
index 77839ce..3740d63 100644
--- a/src/server/backend/plugins/others/newsletter/newsletterRoutes.js
+++ b/src/server/backend/plugins/others/newsletter/newsletterRoutes.js
@@ -11,7 +11,7 @@ const path = require( 'path' );
 const mm = require( '../../../mail/mailSender.js' );
 const sendMail = new mm();
 
-module.exports = ( app, settings ) => {
+module.exports = ( app ) => {
     app.get( '/admin/mail/compose', ( request, response ) => {
         if ( request.session.loggedInAdmin ) {
             response.sendFile( path.join( __dirname + '/html/compose.html' ) );
diff --git a/src/server/backend/plugins/others/newsletter/sender.js b/src/server/backend/plugins/others/newsletter/sender.js
new file mode 100644
index 0000000..e69de29
