diff --git a/package-lock.json b/package-lock.json
index 6857a2b..55d6862 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
     "name": "jeopardy",
-    "version": "1.0.4",
+    "version": "1.0.5",
     "lockfileVersion": 3,
     "requires": true,
     "packages": {
         "": {
             "name": "jeopardy",
-            "version": "1.0.4",
+            "version": "1.0.5",
             "dependencies": {
                 "axios": "^1.12.2",
                 "cookie": "^1.0.2"
diff --git a/package.json b/package.json
index 7256c40..ac1613e 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
     "name": "jeopardy",
     "private": true,
-    "version": "1.0.4",
+    "version": "1.0.5",
     "type": "module",
     "scripts": {
         "dev": "vite dev",
diff --git a/src/app.css b/src/app.css
index 3f50d36..01614a7 100644
--- a/src/app.css
+++ b/src/app.css
@@ -17,6 +17,17 @@
         background-color: rgba(0, 0, 0, 0.1);
     }
 
+    .btn:disabled {
+        color: grey !important;
+        border-color: gray !important;
+        cursor: unset !important;
+    }
+
+    .btn:disabled:hover {
+        background-color: unset !important;
+        cursor: unset !important;
+    }
+
     .inputField {
         padding: 8px;
     }
diff --git a/src/app.html b/src/app.html
index d48b32c..f27cd6f 100644
--- a/src/app.html
+++ b/src/app.html
@@ -6,6 +6,7 @@
             name="viewport"
             content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=0"
         />
+        <script src="https://kit.fontawesome.com/4115dc7344.js" crossorigin="anonymous"></script>
         %sveltekit.head%
     </head>
     <body data-sveltekit-preload-data="hover" class="size-full">
diff --git a/src/lib/Modal.svelte b/src/lib/Modal.svelte
new file mode 100644
index 0000000..6a49997
--- /dev/null
+++ b/src/lib/Modal.svelte
@@ -0,0 +1,85 @@
+<script lang="ts">
+    import type { Snippet } from "svelte";
+
+    interface Props {
+        showModal: boolean;
+        header: Snippet;
+        children: Snippet;
+        actionButtons?: Snippet;
+        cancelFn?: () => void;
+        okFn: () => Promise<boolean>;
+        oncloseFn?: () => void;
+        [key: string]: unknown;
+    }
+
+    let {
+        showModal = $bindable(),
+        header,
+        children,
+        cancelFn,
+        okFn,
+        oncloseFn,
+        actionButtons
+    }: Props = $props();
+
+    let dialog: HTMLDialogElement | undefined = $state(); // HTMLDialogElement
+
+    $effect(() => {
+        if (showModal) dialog?.showModal();
+    });
+</script>
+
+<!-- svelte-ignore a11y_click_events_have_key_events, a11y_no_noninteractive_element_interactions -->
+<dialog
+    bind:this={dialog}
+    onclose={() => {
+        showModal = false;
+        if (oncloseFn) oncloseFn();
+    }}
+    onclick={(e) => {
+        if (e.target === dialog) dialog.close();
+    }}
+    class="rounded-md"
+>
+    <div class="flex flex-col gap-4 p-4">
+        {@render header?.()}
+        {@render children?.()}
+        <!-- svelte-ignore a11y_autofocus -->
+        <div class="flex justify-end gap-4">
+            {@render actionButtons?.()}
+            <button
+                autofocus
+                onclick={() => {
+                    dialog?.close();
+                    if (cancelFn) cancelFn();
+                }}
+                class="btn">Abbrechen</button
+            >
+            <button
+                autofocus
+                onclick={async () => {
+                    if (await okFn()) {
+                        dialog?.close();
+                    }
+                }}
+                class="btn min-w-[64px]">Ok</button
+            >
+        </div>
+    </div>
+</dialog>
+
+<style>
+    dialog {
+        position: fixed;
+        top: 50%;
+        left: 50%;
+        /* Move it back 50% relative to self */
+        -webkit-transform: translateX(-50%) translateY(-50%);
+        -moz-transform: translateX(-50%) translateY(-50%);
+        -ms-transform: translateX(-50%) translateY(-50%);
+        transform: translateX(-50%) translateY(-50%);
+    }
+    dialog::backdrop {
+        background: rgba(0, 0, 0, 0.5);
+    }
+</style>
diff --git a/src/routes/+page.svelte b/src/routes/+page.svelte
index 6aed519..b452faf 100644
--- a/src/routes/+page.svelte
+++ b/src/routes/+page.svelte
@@ -1,7 +1,9 @@
 <script lang="ts">
-    import { afterNavigate, goto } from "$app/navigation";
-    import { isAuthenticated } from "$lib/Auth.svelte";
+    import { goto } from "$app/navigation";
+    import { env } from "$env/dynamic/public";
+    import UserSvelte from "$lib/User.svelte";
     import websocket, { SocketConnectionType } from "$lib/websocket.svelte";
+    import axios from "axios";
 
     $effect(() => {
         if (websocket.connectionType === SocketConnectionType.HOST) {
@@ -13,15 +15,53 @@
             goto("/connected/display");
         }
     });
+
+    function logout() {
+        cookieStore
+            .delete("jeopardytoken")
+            .then(() => {
+                goto("/login");
+            })
+            .catch((e) => {
+                alert("Logout fehlgeschlagen!");
+                goto("/login");
+            });
+    }
+
+    async function logoutFromAllDevices() {
+        axios
+            .post(
+                `${env.PUBLIC_JEOPARDY_SERVER_PROTOCOL}://${env.PUBLIC_JEOPARDY_SERVER}/user/logout`,
+                {},
+                {
+                    withCredentials: true
+                }
+            )
+            .then(() => {
+                logout();
+            })
+            .catch(() => {
+                alert("Logout fehlgeschlagen!");
+            });
+    }
 </script>
 
 <div class="flex h-full flex-col">
-    <div class="flex items-center">
-        <h1 class="m-4 mb-8 text-7xl font-bold">Jeopardy</h1>
+    <div class="ms-4 me-4 flex items-center gap-4">
+        <h1 class="text-7xl font-bold">Jeopardy</h1>
         <div class="grow"></div>
-        <button type="button" class="btn me-4" onclick={() => goto("/settings")}
-            >Einstellungen</button
+        {#if UserSvelte.role === "admin"}
+            <button type="button" class="btn" onclick={() => goto("/admin")}>Administration</button>
+        {/if}
+        <button type="button" class="btn" onclick={() => goto("/settings")}>Einstellungen</button>
+        <button type="button" class="btn" onclick={logout}>Logout</button>
+        <button type="button" class="btn" onclick={logoutFromAllDevices}
+            >Logout von allen Geräten</button
         >
+        <div class="btn profile ps-2 pe-2">
+            <i class="fa-regular fa-user"></i>
+            {UserSvelte.username}
+        </div>
     </div>
 
     <div class="flex h-full grow items-center justify-around p-4">
@@ -33,3 +73,14 @@
         >
     </div>
 </div>
+
+<style>
+    .profile {
+        border-color: gray;
+    }
+
+    .profile:hover {
+        background-color: unset !important;
+        cursor: unset !important;
+    }
+</style>
diff --git a/src/routes/admin/+page.svelte b/src/routes/admin/+page.svelte
new file mode 100644
index 0000000..7a9bfd3
--- /dev/null
+++ b/src/routes/admin/+page.svelte
@@ -0,0 +1,350 @@
+<script lang="ts">
+    import { afterNavigate, goto } from "$app/navigation";
+    import type { UserObj } from "$lib/User.svelte";
+    import { env } from "$env/dynamic/public";
+    import axios from "axios";
+    import { onMount } from "svelte";
+    import Modal from "$lib/Modal.svelte";
+    import UserSvelte from "$lib/User.svelte";
+
+    let users: UserObj[] = $state([]);
+    let roles: string[] = $state([]);
+
+    let showAddUser = $state(false);
+    let addUserName = $state("");
+
+    let showDeleteUser = $state(false);
+    let showResetPassword = $state(false);
+    let showChangeRole = $state(false);
+    let selectedUser: UserObj | undefined = $state(undefined);
+    let roleToChange: string = $state("");
+
+    let error = $state("");
+
+    async function loadUsers() {
+        console.log("loading users");
+        return axios
+            .get(
+                `${env.PUBLIC_JEOPARDY_SERVER_PROTOCOL}://${env.PUBLIC_JEOPARDY_SERVER}/admin/user/list`,
+                {
+                    withCredentials: true
+                }
+            )
+            .then((response) => {
+                if (response.status === 200) {
+                    users = response.data;
+                }
+            })
+            .catch((e) => {
+                console.log(e);
+            });
+    }
+
+    async function loadRoles() {
+        console.log("loading roles");
+        return axios
+            .get(
+                `${env.PUBLIC_JEOPARDY_SERVER_PROTOCOL}://${env.PUBLIC_JEOPARDY_SERVER}/admin/roles`,
+                {
+                    withCredentials: true
+                }
+            )
+            .then((response) => {
+                if (response.status === 200) {
+                    roles = response.data;
+                }
+            })
+            .catch((e) => {
+                console.log(e);
+            });
+    }
+
+    afterNavigate(() => {
+        if (UserSvelte.role !== "admin") goto("/");
+    });
+
+    onMount(() => {
+        if (UserSvelte.role !== "admin") goto("/");
+        loadRoles().then(loadUsers);
+    });
+
+    async function addUserOk(): Promise<boolean> {
+        error = "";
+        if (addUserName.length <= 0) {
+            error = "Gib einen Nutzernamen ein";
+            return false;
+        }
+
+        return axios
+            .put(
+                `${env.PUBLIC_JEOPARDY_SERVER_PROTOCOL}://${env.PUBLIC_JEOPARDY_SERVER}/admin/user`,
+                {
+                    username: addUserName
+                },
+                {
+                    withCredentials: true
+                }
+            )
+            .then((response) => {
+                if (response.status === 200) {
+                    alert(`Passwort: ${response.data.password}`);
+                    return true;
+                } else {
+                    throw false;
+                }
+            })
+            .catch(() => {
+                error = "Etwas ist schief gelaufen";
+                return false;
+            });
+    }
+
+    async function deleteUserOk(): Promise<boolean> {
+        error = "";
+
+        if (selectedUser === undefined) {
+            error = "Etwas ist schief gelaufen. Kein Nutzer zum Löschen definiert.";
+            return false;
+        }
+
+        return axios
+            .delete(
+                `${env.PUBLIC_JEOPARDY_SERVER_PROTOCOL}://${env.PUBLIC_JEOPARDY_SERVER}/admin/user`,
+                {
+                    withCredentials: true,
+                    data: {
+                        userid: selectedUser._id
+                    }
+                }
+            )
+            .then(() => {
+                return true;
+            })
+            .catch(() => {
+                error = "Nutzer konnte nicht gelöscht werden";
+                return false;
+            });
+    }
+
+    async function resetPasswordOk(): Promise<boolean> {
+        error = "";
+
+        if (selectedUser === undefined) {
+            error = "Etwas ist schief gelaufen. Kein Nutzer zum Löschen definiert.";
+            return false;
+        }
+
+        return axios
+            .post(
+                `${env.PUBLIC_JEOPARDY_SERVER_PROTOCOL}://${env.PUBLIC_JEOPARDY_SERVER}/admin/user/resetpw`,
+                {
+                    userid: selectedUser._id
+                },
+                {
+                    withCredentials: true
+                }
+            )
+            .then((response) => {
+                if (response.status === 200) {
+                    alert(`Passwort: ${response.data.password}`);
+                    return true;
+                } else {
+                    throw false;
+                }
+            })
+            .catch(() => {
+                error = "Etwas ist schief gelaufen";
+                return false;
+            });
+    }
+
+    async function changeRoleOk(): Promise<boolean> {
+        error = "";
+
+        if (selectedUser === undefined) {
+            error = "Etwas ist schief gelaufen. Kein Nutzer zum Löschen definiert.";
+            return false;
+        }
+
+        if (roleToChange === selectedUser.role) {
+            error = `${selectedUser.username} hat bereits die Rolle ${roleToChange}. Wähle eine andere Rolle aus.`;
+            return false;
+        }
+
+        return axios
+            .post(
+                `${env.PUBLIC_JEOPARDY_SERVER_PROTOCOL}://${env.PUBLIC_JEOPARDY_SERVER}/admin/user/changerole`,
+                {
+                    userid: selectedUser._id,
+                    role: roleToChange
+                },
+                {
+                    withCredentials: true
+                }
+            )
+            .then((response) => {
+                if (response.status === 200) {
+                    return true;
+                } else {
+                    throw false;
+                }
+            })
+            .catch(() => {
+                error = "Etwas ist schief gelaufen";
+                return false;
+            });
+    }
+
+    function addUserCancel() {
+        error = "";
+        addUserName = "";
+    }
+
+    function selectedUserCancel() {
+        error = "";
+        selectedUser = undefined;
+        roleToChange = "";
+    }
+</script>
+
+<div class="flex flex-col gap-4 p-4">
+    <div class="flex items-center">
+        <h2 class="text-4xl font-bold">Administration</h2>
+        <div class="grow"></div>
+        <button type="button" class="btn" onclick={() => goto("/")}>Zurück</button>
+    </div>
+    <div class="flex flex-col gap-2">
+        {#each users as user (user._id)}
+            <div class="flex justify-between gap-4 rounded-md border-1 p-2">
+                <div class="shrink-0 grow-0 text-center align-middle">{user._id}</div>
+                <div>{user.username}</div>
+                <div>{user.role}</div>
+                <div class="flex gap-2">
+                    <!-- svelte-ignore a11y_consider_explicit_label -->
+                    <button
+                        type="button"
+                        class="btn"
+                        disabled={user._id === UserSvelte.id}
+                        onclick={() => {
+                            selectedUser = user;
+                            roleToChange = selectedUser.role;
+                            showChangeRole = true;
+                        }}><i class="fa-solid fa-user"></i> Rolle ändern</button
+                    >
+                    <!-- svelte-ignore a11y_consider_explicit_label -->
+                    <button
+                        type="button"
+                        class="btn"
+                        disabled={user._id === UserSvelte.id}
+                        onclick={() => {
+                            selectedUser = user;
+                            showResetPassword = true;
+                        }}
+                        ><i class="fa-solid fa-arrow-rotate-right"></i> Passwort zurücksetzen</button
+                    >
+                    <!-- svelte-ignore a11y_consider_explicit_label -->
+                    <button
+                        disabled={user._id === UserSvelte.id}
+                        type="button"
+                        class="btn border-red-600 text-red-600"
+                        onclick={() => {
+                            selectedUser = user;
+                            showDeleteUser = true;
+                        }}><i class="fa-solid fa-trash"></i></button
+                    >
+                </div>
+            </div>
+        {/each}
+    </div>
+    <button type="button" class="btn" onclick={() => (showAddUser = true)}>Nutzer hinzufügen</button
+    >
+</div>
+
+<Modal bind:showModal={showAddUser} okFn={addUserOk} cancelFn={addUserCancel} oncloseFn={loadUsers}>
+    {#snippet header()}
+        <h2 class="text-3xl">Nutzer hinzufügen</h2>
+    {/snippet}
+
+    <div>
+        <label for="username" class="">Name</label>
+        <div>
+            <input
+                type="text"
+                name="username"
+                id="username"
+                class="borders mt-2 mb-2 w-full"
+                bind:value={addUserName}
+            />
+        </div>
+        {#if error.length > 0}
+            <div class="text-red-700">{error}</div>
+        {/if}
+    </div>
+</Modal>
+
+<Modal
+    bind:showModal={showDeleteUser}
+    okFn={deleteUserOk}
+    cancelFn={selectedUserCancel}
+    oncloseFn={loadUsers}
+>
+    {#snippet header()}
+        <h2 class="text-3xl">Nutzer löschen</h2>
+    {/snippet}
+
+    <div>Soll Nutzer {selectedUser?.username} wirklich gelöscht werden?</div>
+    {#if error.length > 0}
+        <div class="text-red-700">{error}</div>
+    {/if}
+</Modal>
+
+<Modal
+    bind:showModal={showResetPassword}
+    okFn={resetPasswordOk}
+    cancelFn={selectedUserCancel}
+    oncloseFn={loadUsers}
+>
+    {#snippet header()}
+        <h2 class="text-3xl">Passwort zurücksetzen</h2>
+    {/snippet}
+
+    <div>
+        Soll das Passwort von Nutzer {selectedUser?.username} wirklich zurückgesetzt werden?
+    </div>
+    {#if error.length > 0}
+        <div class="text-red-700">{error}</div>
+    {/if}
+</Modal>
+
+<Modal
+    bind:showModal={showChangeRole}
+    okFn={changeRoleOk}
+    cancelFn={selectedUserCancel}
+    oncloseFn={loadUsers}
+>
+    {#snippet header()}
+        <h2 class="text-3xl">Rolle von {selectedUser?.username} ändern</h2>
+    {/snippet}
+
+    <div>
+        {#if selectedUser}
+            <select name="roles" id="role-select" class="btn w-full" bind:value={roleToChange}>
+                {#each roles as role, index (index)}
+                    <option value={role}>{role}</option>
+                {/each}
+            </select>
+        {/if}
+    </div>
+    {#if error.length > 0}
+        <div class="text-red-700">{error}</div>
+    {/if}
+</Modal>
+
+<style>
+    .borders {
+        border: 1px solid black;
+        border-radius: 5px;
+        display: flex;
+        padding: 2px;
+    }
+</style>
diff --git a/src/routes/settings/+page.svelte b/src/routes/settings/+page.svelte
index bc7df54..a85c7ec 100644
--- a/src/routes/settings/+page.svelte
+++ b/src/routes/settings/+page.svelte
@@ -38,7 +38,7 @@
     }
 </script>
 
-<div class="m-4 flex flex-col gap-4">
+<div class="flex flex-col gap-4 p-4">
     <div class="flex items-center">
         <h2 class="text-4xl font-bold">Einstellungen</h2>
         <div class="grow"></div>
