diff --git a/assets/css/style.css b/assets/css/style.css
index cbace3a..b3ebfed 100644
--- a/assets/css/style.css
+++ b/assets/css/style.css
@@ -1087,40 +1087,16 @@ hr.-even {
     justify-content: flex-start;
 }
 
-.contact_form--required {
-    color: var(--dark-red)
-}
-
-.contact_form__textarea,
-.contact_form__text_input,
-.contact_form__captcha {
-    display: flex;
-    flex-direction: column;
-}
-
-.contact_form__message {
-    height: 12em;
-}
-
-.contact_form__subject,
-.contact_form__message,
-.contact_form__name,
-.contact_form__email,
-.contact_form__captcha {
+.zammad-form-control {
     font-family: 'Lato', sans-serif;
     line-height: 1.3rem;
     font-size: 1rem;
 }
 
-.contact_form__submit_button {
+.zammad-form .btn {
     font-size: 1rem;
-    padding: 0 0.25rem;
 }
 
-/* Hide captcha field as part of spam protection. We got no real captcha. */
-.contact_form__captcha {
-    display: none;
-}
 /* main - Ende */
 
 /* footer - Start */
diff --git a/assets/js/contact_form.js b/assets/js/contact_form.js
deleted file mode 100644
index 43681f6..0000000
--- a/assets/js/contact_form.js
+++ /dev/null
@@ -1,95 +0,0 @@
-const contactFormAjaxUrl = '/php/contact_form.php';
-
-window.addEventListener('DOMContentLoaded', function() {
-    const contact_form = document.getElementsByClassName('content__contact_form')[0];
-    if (contact_form) {
-        contact_form.addEventListener('submit', wtf_submitContactForm, false);
-        wtf_startContactFormSession();
-    }
-});
-
-function wtf_startContactFormSession() {
-    let formData = new FormData();
-    formData.append('action', 'start_session');
-    fetch(contactFormAjaxUrl, {
-        method: 'POST',
-        mode: 'same-origin',
-        body: formData,
-    })
-    .then(response => {
-        if (!response.ok) {
-            throw new Error('Response was not OK');
-        }
-
-        return response.json();
-    })
-    .then(json => {
-        console.log(json);
-    })
-    .catch(error => {
-        console.error('Could not start the session:', error);
-    });
-}
-
-function wtf_submitContactForm(event) {
-    event.preventDefault();
-
-    const subject = document.getElementsByClassName('contact_form__subject')[0];
-    const message = document.getElementsByClassName('contact_form__message')[0];
-    const name = document.getElementsByClassName('contact_form__name')[0];
-    const email = document.getElementsByClassName('contact_form__email')[0];
-    const captcha = document.getElementsByClassName('contact_form__captcha')[0];
-
-    let formData = new FormData();
-    formData.append('action', 'handle_form');
-    formData.append('subject', subject.value);
-    formData.append('message', message.value);
-    formData.append('name', name.value);
-    formData.append('email', email.value);
-
-    // If some bot entered some value, return.
-    if (typeof captcha.value == 'undefined') {
-        formData.append('captcha', 'Nudelsuppe');
-    } else {
-        console.log('bot detected');
-        return;
-    }
-
-    fetch(contactFormAjaxUrl, {
-        method: 'POST',
-        mode: 'same-origin',
-        body: formData,
-    })
-    .then(response => response.json())
-    .then(json => {
-        const feedback = document.getElementsByClassName('contact_form__feedback')[0];
-        console.log(json);
-        if (json.errors) {
-            feedback.classList.remove('--success');
-            feedback.classList.add('--error');
-            // Über errors iterieren und diese ausgeben (evtl. nur ersten Fehler ausgeben?)
-            let error_message = '';
-            json.errors.forEach(function(error){
-                /**
-                 * Nur Zeilenumbrüche wenn mehrer Fehlermeldungen existieren,
-                 * aber bei der letzten nicht.
-                 */
-                if (json.errors.length > 1) {
-                    if (error == json.errors[json.errors.length - 1]) {
-                        error_message = error_message + error;
-                    } else {
-                        error_message = error_message + error + '<br>';
-                    }
-                } else {
-                    error_message = error_message + error;
-                }
-            })
-            feedback.innerHTML = error_message;
-        } else if (json.status == 'ok') {
-            feedback.classList.remove('--error');
-            feedback.classList.add('--success');
-            feedback.textContent = "Ihre Nachricht wurde erfolgreich ans Office geschickt.";
-        }
-    })
-    .catch(error => console.log(error));
-}
diff --git a/assets/js/jquery-3.7.1.min.js b/assets/js/jquery-3.7.1.min.js
new file mode 100644
index 0000000..7f37b5d
--- /dev/null
+++ b/assets/js/jquery-3.7.1.min.js
@@ -0,0 +1,2 @@
+/*! jQuery v3.7.1 | (c) OpenJS Foundation and other contributors | jquery.org/license */
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diff --git a/assets/php/contact_form.php b/assets/php/contact_form.php
deleted file mode 100644
index 9350d44..0000000
--- a/assets/php/contact_form.php
+++ /dev/null
@@ -1,139 +0,0 @@
-<?php
-session_start();
-
-function sanitize_text(string $name, string $type) {
-    $filters = array(
-        'text' => FILTER_SANITIZE_SPECIAL_CHARS,
-        'email' => FILTER_SANITIZE_EMAIL,
-    );
-    $text = filter_var(trim($_POST[$name]), $filters[$type]);
-    $text = stripslashes($text);
-
-    return $text;
-}
-
-function prepare_message_body(string $message, string $name) {
-    // Replace HTML-Entities with actual carriage returns and line feeds
-    $message = str_replace("&#13;", "\r", $message);
-    $message = str_replace("&#10;", "\n", $message);
-
-    // Ensure line breaks via carriage return + line feed
-    $message = str_replace("\r\n", "\n", $message);
-    $message = str_replace("\n", "\r\n", $message);
-
-    $message = "Nachricht von: $name\r\n\r\n" . $message;
-    $message = base64_encode($message);
-
-    return $message;
-}
-
-/**
- *  Sending email
- *
- *  mail(): Braucht auf dem Server einen korrekt konfigurierten Mailserver
- *  phpmailer: Bibliothek, der per Composer installiert wird. Tut ganz gut mit SMTP.
- */
-function send_message_to_office(string $subject, string $message, string $name, string $email) {
-    $returnPath = filter_var(getenv('WTF_RETURN_PATH'), FILTER_VALIDATE_EMAIL);
-    $to = filter_var(getenv('WTF_CONTACT_TO'), FILTER_VALIDATE_EMAIL);
-
-    if (!$returnPath || !$to) {
-        error_log('Address for "To" or "Return-Path" is invalid');
-        return false;
-    }
-
-    return mail(
-        $to,
-        "=?UTF-8?B?" . base64_encode($subject) . "?=",
-        prepare_message_body($message, $name),
-        array(
-            "From" => getenv('WTF_CONTACT_FROM'),
-            "Reply-To" => $email,
-            "Content-Type" => "text/plain; charset=utf-8",
-            "Content-Transfer-Encoding" => "base64",
-        ),
-        "-f $returnPath"
-    );
-}
-
-function send_response(array $response_data) {
-    $json = json_encode($response_data);
-    if ($json === false) {
-        // Avoid echo of empty string (which is invalid JSON), and
-        // JSONify the error message instead:
-        $json = json_encode(["jsonError" => json_last_error_msg()]);
-        if ($json === false) {
-            // This should not happen, but …
-            $json = '{"jsonError":"unknown"}';
-        }
-        // Set HTTP response status code to: 500 - Internal Server Error
-        http_response_code(500);
-    }
-    header('Content-type: application/json');
-    echo $json;
-}
-
-function prepare_response() {
-    $response = array();
-
-    if (empty($_POST['message'])) {
-        $response['errors'][] = 'Sie haben keine Nachricht eingegeben.';
-    }
-    if (empty($_POST['email'])) {
-        $response['errors'][] = 'Sie haben keine E-Mail-Adresse eingegeben.';
-    }
-    if (empty($_POST['name'])) {
-        $response['errors'][] = 'Sie haben keinen Namen eingegeben.';
-    }
-    if (empty($_POST['subject'])) {
-        $response['errors'][] = 'Sie haben keinen Betreff eingegeben.';
-    }
-    /**
-     * Idee zur Bot-Erkennung:
-     * 1. Ein Bot hat das Pseudocaptcha entweder leer abgeschickt, oder sich selbst etwas ausgedacht.
-     * 2. Ein Bot schickt die Daten in unter 5s ab.
-     * 3. Ein Mensch braucht nicht länger als 60min.
-     */
-    if (
-        $_POST['captcha'] != 'Nudelsuppe' or
-        time() - $_SESSION['start_time'] < 5 or
-        time() - $_SESSION['start_time'] > 3600
-    ) {
-        $response['errors'][] = 'Wir glauben Sie sind ein Bot.';
-    }
-    if (!array_key_exists('errors', $response)) {
-        $subject = sanitize_text('subject', 'text');
-        $message = sanitize_text('message', 'text');
-        $name = sanitize_text('name', 'text');
-        $email = sanitize_text('email', 'email');
-
-        if (!send_message_to_office($subject, $message, $name, $email)) {
-            $response['errors'][] = 'Ihre Nachricht konnte nicht übermittelt werden.';
-        } else {
-            $response['status'] = 'ok';
-        }
-    }
-    return $response;
-}
-
-if ($_SERVER["REQUEST_METHOD"] == "POST") {
-    $response = array();
-
-    if (empty($_POST['action'])){
-        $response['errors'][] = 'Kann eigentlich nicht passieren :/';
-    } else {
-        if ($_POST['action'] == 'start_session') {
-            $_SESSION['start_time'] = time();
-            // $response['session_start_time'] = $_SESSION['start_time'];
-            // $response['session_id_before'] = session_id();
-        } elseif ($_POST['action'] == 'handle_form') {
-            $response = prepare_response();
-            session_destroy();
-        } else {
-            $response['errors'][] = 'Kann eigentlich auch nicht passieren :/';
-        }
-    }
-    send_response($response);
-} else {
-    http_response_code(404);
-}
diff --git a/content/about/contents+en.lr b/content/about/contents+en.lr
index 303a1c3..76c3542 100644
--- a/content/about/contents+en.lr
+++ b/content/about/contents+en.lr
@@ -135,17 +135,10 @@ kompetenzen_heading: Expertise
 ---
 contact_form_button: Send message
 ---
-contact_form_email: Email address
----
 contact_form_heading: Contact
 ---
 contact_form_info:
 
-Your email address will not be published.<br>
-<span aria-hidden="true">Required fields are marked <span class="contact_form--required" aria-hidden="true">*</span>
----
-contact_form_message: Message
+Your email address will not be published.
 ---
 contact_form_subheading: Contact form
----
-contact_form_subject: Subject
diff --git a/content/about/contents.lr b/content/about/contents.lr
index 79b54f4..e9c8ccd 100644
--- a/content/about/contents.lr
+++ b/content/about/contents.lr
@@ -138,19 +138,10 @@ kompetenzen_heading: Kompetenzen
 ---
 contact_form_button: Anfrage abschicken
 ---
-contact_form_email: E-Mail-Adresse
----
 contact_form_heading: Kontakt
 ---
 contact_form_info:
 
-Deine E-Mail-Adresse wird nicht veröffentlicht.<br>
-<span aria-hidden="true">Erforderliche Felder sind gekennzeichnet <span class="contact_form--required" aria-hidden="true">*</span>
----
-contact_form_message: Nachricht
----
-contact_form_name: Name
+Deine E-Mail-Adresse wird nicht veröffentlicht.
 ---
 contact_form_subheading: Kontaktformular
----
-contact_form_subject: Betreff
diff --git a/templates/about_page.html b/templates/about_page.html
index eb4dc4e..202658c 100644
--- a/templates/about_page.html
+++ b/templates/about_page.html
@@ -89,35 +89,10 @@
       <div class="content__box">
           <div class="content__inner_box -width_constraint content__contact_form_wrapper">
             <h2 id="contact">{{ this.contact_form_subheading }}</h2>
-            <form id="contact_form" class="content__contact_form">
-              <p class="contact_form__note">
-                {{ this.contact_form_info }}
-              </p>
-              <p class="contact_form__text_input">
-                <label for="name">{{ this.contact_form_subject }} <span class="contact_form--required" aria-hidden="true">*</span></label>
-                <input id="name" class="contact_form__subject" name="subject" type="text" value="" size="30" maxlength="245" required />
-              </p>
-              <p class="contact_form__textarea">
-                <label for="message">{{ this.contact_form_message }} <span class="contact_form--required" aria-hidden="true">*</span></label>
-                <textarea id="message" class="contact_form__message" aria-label="message" aria-hidden="true" cols="65" rows="7" name="message" required></textarea>
-              </p>
-              <p class="contact_form__text_input">
-                <label for="name">{{ this.contact_form_name }} <span class="contact_form--required" aria-hidden="true">*</span></label>
-                <input id="name" class="contact_form__name" name="name" type="text" value="" size="30" maxlength="245" required />
-              </p>
-              <p class="contact_form__text_input">
-                <label for="email">{{ this.contact_form_email }} <span class="contact_form--required" aria-hidden="true">*</span></label>
-                <input id="email" class="contact_form__email" name="email" type="email" value="" size="30" maxlength="100" aria-describedby="email-address" required />
-              </p>
-              <p class="contact_form__captcha">
-                <label for="captcha">Captcha <span class="contact_form--required" aria-hidden="true">*</span></label>
-                <input id="captcha" class="contact_form__captcha" name="captcha" type="captcha" value="…" size="30" maxlength="100" required placeholder="Wie viele Ecken hat ein Pentagramm?"/>
-              </p>
-              <p class="contact_form__submit">
-                <input name="submit" type="submit" id="submit" class="contact_form__submit_button" value="{{ this.contact_form_button }}" />
-                <p class="contact_form__feedback"></p>
-              </p>
-            </form>
+            <p class="contact_form__note">
+              {{ this.contact_form_info }}
+            </p>
+            <div id="zammad-feedback-form"></div>
           </div>
       </div>
     </section>
diff --git a/templates/layout.html b/templates/layout.html
index 537e2ba..fb2dba0 100644
--- a/templates/layout.html
+++ b/templates/layout.html
@@ -132,7 +132,29 @@ __        ____________________
     {%- if '/js/nav_toggle.js'|asseturl is defined -%}
       <script type="text/javascript" src="{{ '/js/nav_toggle.js'|asseturl }}"></script>
     {%- endif %}
-    {% if '/js/contact_form.js'|asseturl is defined and this.title == 'Services' -%}
-      <script type="text/javascript" src="{{ '/js/contact_form.js'|asseturl }}"></script>
+    {%- if '/js/jquery-3.7.1.min.js'|asseturl is defined -%}
+      <script type="text/javascript" src="{{ '/js/jquery-3.7.1.min.js'|asseturl }}"></script>
     {%- endif %}
+    <script id="zammad_form_script" src="https://tickets.wtf-eg.de/assets/form/form.js"></script>
+    <script>
+      $(function() {
+        $('#zammad-feedback-form').ZammadForm({
+          messageSubmit: '{{ this.contact_form_button }}',
+          messageThankYou: 'Vielen Dank für Deine Anfrage. Wir melden uns umgehend.',
+          noCSS: false,
+          messageTitle: 'Kontaktformular',
+          translations: {
+            'de': {
+              'Attachments': 'Anhänge',
+              'Email': 'E-Mail',
+              'Message': 'Nachricht',
+              'Name': 'Name',
+              'Your Email': 'Deine E-Mail',
+              'Your Message…': 'Deine Nachricht',
+              'Your Name': 'Dein Name',
+            },
+          }
+        });
+      });
+    </script>
 </body>