diff --git a/l18n b/l18n
index ca22b13..04b1e8d 160000
--- a/l18n
+++ b/l18n
@@ -1 +1 @@
-Subproject commit ca22b133ecc12ad49b8d17519571cc2eb8a03df7
+Subproject commit 04b1e8d678fbb37cac7d96b167be5822bab2491a
diff --git a/src/enums/MDAppointmentCancellationStatus.php b/src/enums/MDAppointmentCancellationStatus.php
new file mode 100644
index 0000000..31a585a
--- /dev/null
+++ b/src/enums/MDAppointmentCancellationStatus.php
@@ -0,0 +1,110 @@
+<?PHP
+/**
+ * Represents a type of cancellation status for events / appointments.
+ *
+ * @author Joshua Ramon Enslin <joshua@museum-digital.de>
+ */
+declare(strict_types = 1);
+
+/**
+ * Represents a type of cancellation status for events / appointments.
+ */
+enum MDAppointmentCancellationStatus implements MDValueEnumInterface, JsonSerializable {
+
+    case scheduled_done;
+    case cancelled;
+
+    /**
+     * Returns a value of this type based on a string.
+     *
+     * @param string $input Input to get a value from.
+     *
+     * @return MDAppointmentCancellationStatus
+     */
+    public static function fromString(string $input):MDAppointmentCancellationStatus {
+
+        return match($input) {
+            'scheduled_done' => self::scheduled_done,
+            'cancelled' => self::cancelled,
+            default => throw new MDpageParameterNotFromListException("Unknown cancellation status"),
+        };
+
+    }
+
+    /**
+     * Returns the default status.
+     *
+     * @return MDAppointmentCancellationStatus
+     */
+    public static function getDefault():MDAppointmentCancellationStatus {
+
+        return self::scheduled_done;
+
+    }
+
+    /**
+     * Lists all available names.
+     *
+     * @return array<string>
+     */
+    public static function caseNames():array {
+
+        $output = [];
+
+        $cases = self::cases();
+        foreach ($cases as $case) {
+            $output[] = $case->name;
+        }
+
+        return $output;
+
+    }
+
+    /**
+     * Gets an unsorted list of the entries in a translated version.
+     *
+     * @param MDTlLoader $tlLoader Translation loader.
+     *
+     * @return array<string, string>
+     */
+    public static function getUnsortedList(MDTlLoader $tlLoader):array {
+        return MDValueSet::getTlUnsortedList($tlLoader, self::caseNames(), "appointment_cancellation_status_set", "appointment_cancellation_status_set");
+
+    }
+
+    /**
+     * Gets a sorted list of the entries in a translated version.
+     *
+     * @param MDTlLoader $tlLoader Translation loader.
+     *
+     * @return array<string, string>
+     */
+    public static function getSortedList(MDTlLoader $tlLoader):array {
+        return MDValueSet::getTlSortedList($tlLoader, self::caseNames(), "appointment_cancellation_status_set", "appointment_cancellation_status_set");
+
+    }
+
+    /**
+     * Returns the name of the current value in translation.
+     *
+     * @param MDTlLoader $tlLoader Translation loader.
+     *
+     * @return string
+     */
+    public function getTledName(MDTlLoader $tlLoader):string {
+
+        return $tlLoader->tl("appointment_cancellation_status_set", "appointment_cancellation_status_set", $this->name);
+
+    }
+
+    /**
+     * Provides the option to serialize as a string during json_encode().
+     *
+     * @return string
+     */
+    public function jsonSerialize():string {
+
+        return $this->name;
+
+    }
+}
diff --git a/src/enums/MDAttendanceStatus.php b/src/enums/MDAttendanceStatus.php
new file mode 100644
index 0000000..a064741
--- /dev/null
+++ b/src/enums/MDAttendanceStatus.php
@@ -0,0 +1,110 @@
+<?PHP
+/**
+ * Represents a type of attendance status for events / appointments: offline or online.
+ *
+ * @author Joshua Ramon Enslin <joshua@museum-digital.de>
+ */
+declare(strict_types = 1);
+
+/**
+ * Represents a type of attendance status for events / appointments: offline or online.
+ */
+enum MDAttendanceStatus implements MDValueEnumInterface, JsonSerializable {
+
+    case online;
+    case offline;
+
+    /**
+     * Returns a value of this type based on a string.
+     *
+     * @param string $input Input to get a value from.
+     *
+     * @return MDAttendanceStatus
+     */
+    public static function fromString(string $input):MDAttendanceStatus {
+
+        return match($input) {
+            'online' => self::online,
+            'offline' => self::offline,
+            default => throw new MDpageParameterNotFromListException("Unknown attendance status"),
+        };
+
+    }
+
+    /**
+     * Returns the default status.
+     *
+     * @return MDAttendanceStatus
+     */
+    public static function getDefault():MDAttendanceStatus {
+
+        return self::offline;
+
+    }
+
+    /**
+     * Lists all available names.
+     *
+     * @return array<string>
+     */
+    public static function caseNames():array {
+
+        $output = [];
+
+        $cases = self::cases();
+        foreach ($cases as $case) {
+            $output[] = $case->name;
+        }
+
+        return $output;
+
+    }
+
+    /**
+     * Gets an unsorted list of the entries in a translated version.
+     *
+     * @param MDTlLoader $tlLoader Translation loader.
+     *
+     * @return array<string, string>
+     */
+    public static function getUnsortedList(MDTlLoader $tlLoader):array {
+        return MDValueSet::getTlUnsortedList($tlLoader, self::caseNames(), "attendance_status_set", "attendance_status_set");
+
+    }
+
+    /**
+     * Gets a sorted list of the entries in a translated version.
+     *
+     * @param MDTlLoader $tlLoader Translation loader.
+     *
+     * @return array<string, string>
+     */
+    public static function getSortedList(MDTlLoader $tlLoader):array {
+        return MDValueSet::getTlSortedList($tlLoader, self::caseNames(), "attendance_status_set", "attendance_status_set");
+
+    }
+
+    /**
+     * Returns the name of the current value in translation.
+     *
+     * @param MDTlLoader $tlLoader Translation loader.
+     *
+     * @return string
+     */
+    public function getTledName(MDTlLoader $tlLoader):string {
+
+        return $tlLoader->tl("attendance_status_set", "attendance_status_set", $this->name);
+
+    }
+
+    /**
+     * Provides the option to serialize as a string during json_encode().
+     *
+     * @return string
+     */
+    public function jsonSerialize():string {
+
+        return $this->name;
+
+    }
+}