diff --git a/src/dashboard/scoreko-dev/components/BracketPanel.vue b/src/dashboard/scoreko-dev/components/BracketPanel.vue
index 2d96f71..a6e6a5a 100644
--- a/src/dashboard/scoreko-dev/components/BracketPanel.vue
+++ b/src/dashboard/scoreko-dev/components/BracketPanel.vue
@@ -1,5 +1,6 @@
 <script setup lang="ts">
 import { onMounted, ref, watch } from 'vue';
+import { t } from '../i18n';
 import { useScoreboardStore } from '../stores/scoreboard';
 
 const scoreboardStore = useScoreboardStore();
@@ -103,20 +104,20 @@ onMounted(() => {
 <template>
   <div class="bracket-panel">
     <div class="text-h4">
-      Bracket
+      {{ t('bracketTitle') }}
     </div>
 
     <div class="column q-gutter-md">
       <QSelect
         v-model="stage"
-        label="Stage"
+        :label="t('bracketStage')"
         :options="stageOptions"
         dense
         class="bracket-panel__field"
       />
       <QSelect
         v-model="bracketSide"
-        label="Bracket side"
+        :label="t('bracketSide')"
         :options="bracketSideOptions"
         dense
         emit-value
@@ -126,7 +127,7 @@ onMounted(() => {
       <div class="bracket-panel-custom">
         <QInput
           v-model="customText"
-          label="Custom progress"
+          :label="t('bracketCustomProgress')"
           dense
           class="bracket-panel-custom-input bracket-panel__field"
         />
diff --git a/src/dashboard/scoreko-dev/components/CommentaryPanel.vue b/src/dashboard/scoreko-dev/components/CommentaryPanel.vue
index e549fcf..56f8358 100644
--- a/src/dashboard/scoreko-dev/components/CommentaryPanel.vue
+++ b/src/dashboard/scoreko-dev/components/CommentaryPanel.vue
@@ -1,4 +1,5 @@
 <script setup lang="ts">
+import { t } from '../i18n';
 import { useCommentaryStore } from '../stores/commentary';
 
 const commentaryStore = useCommentaryStore();
@@ -8,7 +9,7 @@ const commentaryStore = useCommentaryStore();
   <div class="commentary-panel">
     <div class="row items-center q-mb-md">
       <div class="text-h4">
-        Commentary
+        {{ t('commentaryTitle') }}
       </div>
     </div>
 
@@ -16,7 +17,7 @@ const commentaryStore = useCommentaryStore();
       <div class="commentary-panel__commentator">
         <QInput
           v-model="commentaryStore.leftCommentator"
-          label="Commentator #1"
+          :label="t('commentaryCommentator1')"
           dense
           class="commentary-panel__field"
         >
@@ -27,7 +28,7 @@ const commentaryStore = useCommentaryStore();
 
         <QInput
           v-model="commentaryStore.leftCommentatorTwitter"
-          label="@Twitter / Text"
+          :label="t('commentaryTwitterText')"
           dense
           class="commentary-panel__field"
         />
@@ -45,7 +46,7 @@ const commentaryStore = useCommentaryStore();
       <div class="commentary-panel__commentator">
         <QInput
           v-model="commentaryStore.rightCommentator"
-          label="Commentator #2"
+          :label="t('commentaryCommentator2')"
           dense
           class="commentary-panel__field"
         >
@@ -56,7 +57,7 @@ const commentaryStore = useCommentaryStore();
 
         <QInput
           v-model="commentaryStore.rightCommentatorTwitter"
-          label="@Twitter / Text"
+          :label="t('commentaryTwitterText')"
           dense
           class="commentary-panel__field"
         />
diff --git a/src/dashboard/scoreko-dev/components/ScoreboardPanel.vue b/src/dashboard/scoreko-dev/components/ScoreboardPanel.vue
index f2819bf..9ab7340 100644
--- a/src/dashboard/scoreko-dev/components/ScoreboardPanel.vue
+++ b/src/dashboard/scoreko-dev/components/ScoreboardPanel.vue
@@ -1,10 +1,11 @@
 <script setup lang="ts">
 import { computed, ref, watch, watchEffect, type Ref } from 'vue';
-import { countryOptions, getCountryLabel } from '../../../shared/countries';
+import { getCountryLabel, getCountryOptions } from '../../../shared/countries';
 import { getCharactersByGame, getDefaultCharactersByGame } from '../../../shared/fighting-characters';
 import type { Schemas } from '../../../types';
 import { usePlayersStore } from '../stores/players';
 import { useScoreboardStore } from '../stores/scoreboard';
+import { locale, t } from '../i18n';
 
 const playersStore = usePlayersStore();
 const scoreboardStore = useScoreboardStore();
@@ -21,8 +22,9 @@ const rightFocused = ref(false);
 
 const leftCountryInput = ref('');
 const rightCountryInput = ref('');
-const leftCountryOptions = ref(countryOptions);
-const rightCountryOptions = ref(countryOptions);
+const countryOptions = computed(() => getCountryOptions(locale.value));
+const leftCountryOptions = ref(countryOptions.value);
+const rightCountryOptions = ref(countryOptions.value);
 
 const leftCharacterInput = ref('');
 const rightCharacterInput = ref('');
@@ -81,10 +83,10 @@ const filterCountries = (
   update(() => {
     const needle = value.toLowerCase().trim();
     if (!needle) {
-      target.value = countryOptions;
+      target.value = countryOptions.value;
       return;
     }
-    target.value = countryOptions.filter((country) => country.label.toLowerCase().includes(needle));
+    target.value = countryOptions.value.filter((country) => country.label.toLowerCase().includes(needle));
   });
 };
 
@@ -133,7 +135,7 @@ const onGameFilter = (value: string, update: (callback: () => void) => void) =>
 };
 
 const playerOptions = computed(() => {
-  const base = [{ label: '(Sin asignar)', value: '' }];
+  const base = [{ label: t('scoreboardUnassigned'), value: '' }];
   const entries = Object.entries(playersStore.players) as [string, Schemas.Players[string]][];
   const options = entries.map(([id, player]) => ({
     value: id,
@@ -608,7 +610,7 @@ watch(
 watch(
   () => scoreboardStore.scoreboard.leftCountryOverride,
   (value) => {
-    leftCountryInput.value = getCountryLabel(value);
+    leftCountryInput.value = getCountryLabel(value, locale.value);
   },
   { immediate: true },
 );
@@ -616,7 +618,7 @@ watch(
 watch(
   () => scoreboardStore.scoreboard.rightCountryOverride,
   (value) => {
-    rightCountryInput.value = getCountryLabel(value);
+    rightCountryInput.value = getCountryLabel(value, locale.value);
   },
   { immediate: true },
 );
@@ -695,6 +697,11 @@ watch(
   { immediate: true },
 );
 
+watch(countryOptions, (value) => {
+  leftCountryOptions.value = value;
+  rightCountryOptions.value = value;
+});
+
 watch(
   () => scoreboardStore.scoreboard.leftCharacter,
   (value) => {
@@ -745,14 +752,14 @@ watch(
               <img
                 v-if="leftPanelImage"
                 :src="leftPanelImage"
-                :alt="`${leftDisplayName || 'Left'} preview`"
+                :alt="`${leftDisplayName || t('scoreboardLeft')} ${t('scoreboardPreview')}`"
                 class="scoreboard-preview__image"
               >
               <div
                 v-else
                 class="scoreboard-preview__empty"
               >
-                Left image
+                {{ t('scoreboardLeftImage') }}
               </div>
             </div>
             <QSelect
@@ -763,7 +770,7 @@ watch(
               option-label="label"
               emit-value
               map-options
-              label="Character"
+              :label="t('scoreboardLabelCharacter')"
               dense
               use-input
               input-debounce="0"
@@ -780,7 +787,7 @@ watch(
               v-model="scoreboardStore.scoreboard.leftPlayerId"
               v-model:input-value="leftInput"
               :options="leftPlayerOptions"
-              label="Player"
+              :label="t('scoreboardLabelPlayer')"
               dense
               emit-value
               map-options
@@ -809,7 +816,7 @@ watch(
             </QSelect>
             <QInput
               v-model="scoreboardStore.scoreboard.leftTeamOverride"
-              label="Team"
+              :label="t('scoreboardLabelTeam')"
               dense
               class="scoreboard-preview__field"
             >
@@ -838,7 +845,7 @@ watch(
               hide-selected
               fill-input
               clearable
-              label="Country"
+              :label="t('scoreboardLabelCountry')"
               dense
               class="scoreboard-preview__field"
               @filter="onLeftCountryFilter"
@@ -864,7 +871,7 @@ watch(
           v-model="scoreboardStore.scoreboard.game"
           v-model:input-value="gameInput"
           :options="fightingGameOptions"
-          label="Game"
+          :label="t('scoreboardLabelGame')"
           dense
           emit-value
           map-options
@@ -945,7 +952,7 @@ watch(
               v-model="scoreboardStore.scoreboard.rightPlayerId"
               v-model:input-value="rightInput"
               :options="rightPlayerOptions"
-              label="Player"
+              :label="t('scoreboardLabelPlayer')"
               dense
               emit-value
               map-options
@@ -974,7 +981,7 @@ watch(
             </QSelect>
             <QInput
               v-model="scoreboardStore.scoreboard.rightTeamOverride"
-              label="Team"
+              :label="t('scoreboardLabelTeam')"
               dense
               class="scoreboard-preview__field"
             >
@@ -1003,7 +1010,7 @@ watch(
               hide-selected
               fill-input
               clearable
-              label="Country"
+              :label="t('scoreboardLabelCountry')"
               dense
               class="scoreboard-preview__field"
               @filter="onRightCountryFilter"
@@ -1026,14 +1033,14 @@ watch(
               <img
                 v-if="rightPanelImage"
                 :src="rightPanelImage"
-                :alt="`${rightDisplayName || 'Right'} preview`"
+                :alt="`${rightDisplayName || t('scoreboardRight')} ${t('scoreboardPreview')}`"
                 class="scoreboard-preview__image"
               >
               <div
                 v-else
                 class="scoreboard-preview__empty"
               >
-                Right image
+                {{ t('scoreboardRightImage') }}
               </div>
             </div>
             <QSelect
@@ -1044,7 +1051,7 @@ watch(
               option-label="label"
               emit-value
               map-options
-              label="Character"
+              :label="t('scoreboardLabelCharacter')"
               dense
               use-input
               input-debounce="0"
diff --git a/src/dashboard/scoreko-dev/i18n.ts b/src/dashboard/scoreko-dev/i18n.ts
new file mode 100644
index 0000000..e904a3f
--- /dev/null
+++ b/src/dashboard/scoreko-dev/i18n.ts
@@ -0,0 +1,241 @@
+import { ref } from 'vue';
+
+export type Locale = 'en' | 'es';
+
+type Translations = {
+  menuDashboard: string;
+  menuPlayers: string;
+  menuGraphics: string;
+  menuSettings: string;
+  menuAbout: string;
+  settingsTitle: string;
+  settingsDescription: string;
+  settingsLanguageLabel: string;
+  settingsLanguageHint: string;
+  languageEnglish: string;
+  languageSpanish: string;
+  scoreboardUnassigned: string;
+  scoreboardLeft: string;
+  scoreboardRight: string;
+  scoreboardPreview: string;
+  scoreboardLeftImage: string;
+  scoreboardRightImage: string;
+  scoreboardLabelCharacter: string;
+  scoreboardLabelPlayer: string;
+  scoreboardLabelTeam: string;
+  scoreboardLabelCountry: string;
+  scoreboardLabelGame: string;
+  aboutTitle: string;
+  aboutVersion: string;
+  aboutDescription: string;
+  aboutFrameworkNodeCG: string;
+  aboutCollaboratorsTitle: string;
+  aboutUpdateSystemTitle: string;
+  aboutUpdateSystemDescription: string;
+  aboutCheckUpdates: string;
+  aboutLatestRelease: string;
+  aboutPublished: string;
+  aboutUpdateAvailable: string;
+  aboutUpToDate: string;
+  aboutViewRelease: string;
+  aboutElectronNote: string;
+  aboutUnknownReleaseError: string;
+  aboutGitHubStatusError: string;
+  graphicsTitle: string;
+  graphicsDescription: string;
+  graphicsNoConfigured: string;
+  graphicsCopyUrl: string;
+  graphicsDragObs: string;
+  graphicsOverlayPreview: string;
+  graphicsPreviewTitle: string;
+  commentaryTitle: string;
+  commentaryCommentator1: string;
+  commentaryCommentator2: string;
+  commentaryTwitterText: string;
+  bracketTitle: string;
+  bracketStage: string;
+  bracketSide: string;
+  bracketCustomProgress: string;
+  playersLabelTeam: string;
+  playersLabelCountry: string;
+  playersLabelActions: string;
+  playersStartggHelp: string;
+  playersConnectStartgg: string;
+  playersConnected: string;
+  playersUsePersonalApi: string;
+  playersTournament: string;
+  playersImportPlayers: string;
+  playersChallongeHelp: string;
+  playersConnectChallonge: string;
+  playersNewPlayer: string;
+  playersSearchPlaceholder: string;
+  playersImport: string;
+  playersExport: string;
+};
+
+const STORAGE_KEY = 'scoreko-dev.language';
+
+const messages: Record<Locale, Translations> = {
+  en: {
+    menuDashboard: 'Dashboard',
+    menuPlayers: 'Players',
+    menuGraphics: 'Graphics',
+    menuSettings: 'Settings',
+    menuAbout: 'About',
+    settingsTitle: 'Settings',
+    settingsDescription: 'Dashboard and bundle configuration.',
+    settingsLanguageLabel: 'Language',
+    settingsLanguageHint: 'Choose the dashboard language.',
+    languageEnglish: 'English',
+    languageSpanish: 'Spanish',
+    scoreboardUnassigned: '(Unassigned)',
+    scoreboardLeft: 'Left',
+    scoreboardRight: 'Right',
+    scoreboardPreview: 'preview',
+    scoreboardLeftImage: 'Left image',
+    scoreboardRightImage: 'Right image',
+    scoreboardLabelCharacter: 'Character',
+    scoreboardLabelPlayer: 'Player',
+    scoreboardLabelTeam: 'Team',
+    scoreboardLabelCountry: 'Country',
+    scoreboardLabelGame: 'Game',
+    aboutTitle: 'About',
+    aboutVersion: 'Version',
+    aboutDescription: 'Dashboard for producing fighting game overlays using NodeCG, Vue, and Quasar.',
+    aboutFrameworkNodeCG: 'Framework NodeCG',
+    aboutCollaboratorsTitle: 'Collaborators and acknowledgments',
+    aboutUpdateSystemTitle: 'Update system (GitHub Releases)',
+    aboutUpdateSystemDescription: 'This check fetches the latest release from the repository and compares it with the current version.',
+    aboutCheckUpdates: 'Check for updates',
+    aboutLatestRelease: 'Latest release',
+    aboutPublished: 'Published',
+    aboutUpdateAvailable: 'A newer version is available.',
+    aboutUpToDate: 'Your version is up to date with the latest release.',
+    aboutViewRelease: 'View release',
+    aboutElectronNote: 'Note for Electron: this panel only implements detection and notification. For real automatic desktop updates, you need to integrate autoUpdater into Electron\'s main process and publish signed artifacts per platform.',
+    aboutUnknownReleaseError: 'Unknown error while checking releases.',
+    aboutGitHubStatusError: 'GitHub responded with status',
+    graphicsTitle: 'Graphics',
+    graphicsDescription: 'Bundle graphics controls and status.',
+    graphicsNoConfigured: 'There are no graphics configured in this bundle.',
+    graphicsCopyUrl: 'Copy URL',
+    graphicsDragObs: 'Drag into OBS',
+    graphicsOverlayPreview: 'Overlay preview (real)',
+    graphicsPreviewTitle: 'Graphic preview',
+    commentaryTitle: 'Commentary',
+    commentaryCommentator1: 'Commentator #1',
+    commentaryCommentator2: 'Commentator #2',
+    commentaryTwitterText: '@Twitter / Text',
+    bracketTitle: 'Bracket',
+    bracketStage: 'Stage',
+    bracketSide: 'Bracket side',
+    bracketCustomProgress: 'Custom progress',
+    playersLabelTeam: 'Team',
+    playersLabelCountry: 'Country',
+    playersLabelActions: 'Actions',
+    playersStartggHelp: 'Connect via OAuth (recommended) or paste your personal token to load tournaments you created or administrate. If you see "Client authentication failed", verify your config uses the Client ID/Secret from a start.gg OAuth App.',
+    playersConnectStartgg: 'Connect with start.gg',
+    playersConnected: 'Connected',
+    playersUsePersonalApi: 'Use personal API',
+    playersTournament: 'Tournament',
+    playersImportPlayers: 'Import players',
+    playersChallongeHelp: 'Connect with OAuth or paste your personal token to load your Challonge tournaments and import participants.',
+    playersConnectChallonge: 'Connect with Challonge',
+    playersNewPlayer: 'New player',
+    playersSearchPlaceholder: 'Search...',
+    playersImport: 'Import',
+    playersExport: 'Export',
+  },
+  es: {
+    menuDashboard: 'Panel',
+    menuPlayers: 'Jugadores',
+    menuGraphics: 'Gráficos',
+    menuSettings: 'Configuración',
+    menuAbout: 'Acerca de',
+    settingsTitle: 'Configuración',
+    settingsDescription: 'Configuración del dashboard y del bundle.',
+    settingsLanguageLabel: 'Idioma',
+    settingsLanguageHint: 'Selecciona el idioma del dashboard.',
+    languageEnglish: 'Inglés',
+    languageSpanish: 'Castellano',
+    scoreboardUnassigned: '(Sin asignar)',
+    scoreboardLeft: 'Izquierda',
+    scoreboardRight: 'Derecha',
+    scoreboardPreview: 'vista previa',
+    scoreboardLeftImage: 'Imagen izquierda',
+    scoreboardRightImage: 'Imagen derecha',
+    scoreboardLabelCharacter: 'Personaje',
+    scoreboardLabelPlayer: 'Jugador',
+    scoreboardLabelTeam: 'Equipo',
+    scoreboardLabelCountry: 'País',
+    scoreboardLabelGame: 'Juego',
+    aboutTitle: 'Acerca de',
+    aboutVersion: 'Versión',
+    aboutDescription: 'Dashboard para producir overlays de juegos de lucha usando NodeCG, Vue y Quasar.',
+    aboutFrameworkNodeCG: 'Framework NodeCG',
+    aboutCollaboratorsTitle: 'Colaboradores y agradecimientos',
+    aboutUpdateSystemTitle: 'Sistema de actualizaciones (GitHub Releases)',
+    aboutUpdateSystemDescription: 'Esta comprobación obtiene la última release del repositorio y la compara con la versión actual.',
+    aboutCheckUpdates: 'Buscar actualizaciones',
+    aboutLatestRelease: 'Última release',
+    aboutPublished: 'Publicado',
+    aboutUpdateAvailable: 'Hay una versión más nueva disponible.',
+    aboutUpToDate: 'Tu versión está actualizada con la última release.',
+    aboutViewRelease: 'Ver release',
+    aboutElectronNote: 'Nota para Electron: este panel solo implementa detección y notificación. Para actualizaciones automáticas reales de escritorio, debes integrar autoUpdater en el proceso principal de Electron y publicar artefactos firmados por plataforma.',
+    aboutUnknownReleaseError: 'Error desconocido al consultar releases.',
+    aboutGitHubStatusError: 'GitHub respondió con estado',
+    graphicsTitle: 'Gráficos',
+    graphicsDescription: 'Controles y estado de los gráficos del bundle.',
+    graphicsNoConfigured: 'No hay gráficos configurados en este bundle.',
+    graphicsCopyUrl: 'Copiar URL',
+    graphicsDragObs: 'Arrastrar a OBS',
+    graphicsOverlayPreview: 'Vista previa del overlay (real)',
+    graphicsPreviewTitle: 'Vista previa del gráfico',
+    commentaryTitle: 'Comentario',
+    commentaryCommentator1: 'Comentarista #1',
+    commentaryCommentator2: 'Comentarista #2',
+    commentaryTwitterText: '@Twitter / Texto',
+    bracketTitle: 'Bracket',
+    bracketStage: 'Etapa',
+    bracketSide: 'Lado del bracket',
+    bracketCustomProgress: 'Progreso personalizado',
+    playersLabelTeam: 'Equipo',
+    playersLabelCountry: 'País',
+    playersLabelActions: 'Acciones',
+    playersStartggHelp: 'Conéctate por OAuth (recomendado) o pega tu token personal para cargar torneos que creaste o administras. Si ves "Client authentication failed", revisa que tu configuración use el Client ID/Secret de una app OAuth de start.gg.',
+    playersConnectStartgg: 'Conectar con start.gg',
+    playersConnected: 'Conectado',
+    playersUsePersonalApi: 'Usar API personal',
+    playersTournament: 'Torneo',
+    playersImportPlayers: 'Importar jugadores',
+    playersChallongeHelp: 'Conéctate con OAuth o pega tu token personal para cargar tus torneos de Challonge e importar participantes.',
+    playersConnectChallonge: 'Conectar con Challonge',
+    playersNewPlayer: 'Nuevo jugador',
+    playersSearchPlaceholder: 'Buscar...',
+    playersImport: 'Importar',
+    playersExport: 'Exportar',
+  },
+};
+
+const normalizeLocale = (value: unknown): Locale => (value === 'es' ? 'es' : 'en');
+
+const getStoredLocale = (): Locale => {
+  if (typeof window === 'undefined') {
+    return 'en';
+  }
+
+  return normalizeLocale(localStorage.getItem(STORAGE_KEY));
+};
+
+export const locale = ref<Locale>(getStoredLocale());
+
+export const setLocale = (value: Locale) => {
+  locale.value = normalizeLocale(value);
+
+  if (typeof window !== 'undefined') {
+    localStorage.setItem(STORAGE_KEY, locale.value);
+  }
+};
+
+export const t = (key: keyof Translations): string => messages[locale.value][key];
diff --git a/src/dashboard/scoreko-dev/main.vue b/src/dashboard/scoreko-dev/main.vue
index 05e83c6..d3de88e 100644
--- a/src/dashboard/scoreko-dev/main.vue
+++ b/src/dashboard/scoreko-dev/main.vue
@@ -1,11 +1,14 @@
 <script setup lang="ts">
-const menuItems = [
-  { label: 'Dashboard', to: '/', icon: 'dashboard' },
-  { label: 'Players', to: '/players', icon: 'groups' },
-  { label: 'Graphics', to: '/graphics', icon: 'collections' },
-  { label: 'Settings', to: '/settings', icon: 'settings' },
-  { label: 'About', to: '/about', icon: 'info' },
-];
+import { computed } from 'vue';
+import { t } from './i18n';
+
+const menuItems = computed(() => [
+  { label: t('menuDashboard'), to: '/', icon: 'dashboard' },
+  { label: t('menuPlayers'), to: '/players', icon: 'groups' },
+  { label: t('menuGraphics'), to: '/graphics', icon: 'collections' },
+  { label: t('menuSettings'), to: '/settings', icon: 'settings' },
+  { label: t('menuAbout'), to: '/about', icon: 'info' },
+]);
 
 const logoUrl = new URL('./image.png', import.meta.url).href;
 </script>
diff --git a/src/dashboard/scoreko-dev/views/About.vue b/src/dashboard/scoreko-dev/views/About.vue
index 7a04e5c..d77716e 100644
--- a/src/dashboard/scoreko-dev/views/About.vue
+++ b/src/dashboard/scoreko-dev/views/About.vue
@@ -1,10 +1,11 @@
 <script setup lang="ts">
 import { useHead } from '@unhead/vue';
 import { computed, onMounted, ref } from 'vue';
+import { t } from '../i18n';
 
 defineOptions({ name: 'AboutView' });
 
-useHead({ title: 'About' });
+useHead(() => ({ title: t('aboutTitle') }));
 
 type ReleaseResponse = {
   html_url: string;
@@ -101,13 +102,13 @@ async function checkForUpdates() {
     );
 
     if (!response.ok) {
-      throw new Error(`GitHub responded with status ${response.status}.`);
+      throw new Error(`${t('aboutGitHubStatusError')} ${response.status}.`);
     }
 
     latestRelease.value = await response.json() as ReleaseResponse;
   } catch (error) {
     latestRelease.value = null;
-    updateError.value = error instanceof Error ? error.message : 'Unknown error while checking releases.';
+    updateError.value = error instanceof Error ? error.message : t('aboutUnknownReleaseError');
   } finally {
     checkingUpdates.value = false;
   }
@@ -121,7 +122,7 @@ onMounted(() => {
 <template>
   <QPage class="q-pa-lg">
     <div class="text-h4 q-mb-md">
-      About
+      {{ t('aboutTitle') }}
     </div>
 
     <div class="row q-col-gutter-lg">
@@ -145,7 +146,7 @@ onMounted(() => {
                 {{ appName }}
               </div>
               <div class="text-caption text-grey-7">
-                Version {{ currentVersion }}
+                {{ t('aboutVersion') }} {{ currentVersion }}
               </div>
             </div>
           </QCardSection>
@@ -154,7 +155,7 @@ onMounted(() => {
 
           <QCardSection>
             <p class="q-mb-sm">
-              Dashboard for producing fighting game overlays using NodeCG, Vue, and Quasar.
+              {{ t('aboutDescription') }}
             </p>
             <div class="column q-gutter-sm">
               <QBtn
@@ -162,7 +163,7 @@ onMounted(() => {
                 target="_blank"
                 rel="noopener noreferrer"
                 icon="open_in_new"
-                label="Framework NodeCG"
+                :label="t('aboutFrameworkNodeCG')"
                 color="primary"
                 flat
                 no-caps
@@ -175,7 +176,7 @@ onMounted(() => {
 
           <QCardSection>
             <div class="text-subtitle2 q-mb-sm">
-              Collaborators and acknowledgments
+              {{ t('aboutCollaboratorsTitle') }}
             </div>
             <QList dense>
               <QItem
@@ -205,10 +206,10 @@ onMounted(() => {
         >
           <QCardSection>
             <div class="text-h6">
-              Update system (GitHub Releases)
+              {{ t('aboutUpdateSystemTitle') }}
             </div>
             <div class="text-body2 text-grey-7 q-mt-xs">
-              This check fetches the latest release from the repository and compares it with the current version.
+              {{ t('aboutUpdateSystemDescription') }}
             </div>
           </QCardSection>
 
@@ -216,7 +217,7 @@ onMounted(() => {
 
           <QCardSection class="q-gutter-md">
             <QBtn
-              label="Check for updates"
+              :label="t('aboutCheckUpdates')"
               color="primary"
               icon="sync"
               :loading="checkingUpdates"
@@ -236,19 +237,19 @@ onMounted(() => {
                 />
               </template>
               <div class="text-subtitle2">
-                Latest release: {{ releaseLabel }}
+                {{ t('aboutLatestRelease') }}: {{ releaseLabel }}
               </div>
               <div class="text-caption text-grey-7">
-                Published: {{ new Date(latestRelease.published_at).toLocaleString() }}
+                {{ t('aboutPublished') }}: {{ new Date(latestRelease.published_at).toLocaleString() }}
               </div>
               <div class="q-mt-sm">
-                {{ hasUpdate ? 'A newer version is available.' : 'Your version is up to date with the latest release.' }}
+                {{ hasUpdate ? t('aboutUpdateAvailable') : t('aboutUpToDate') }}
               </div>
               <template #action>
                 <QBtn
                   flat
                   color="primary"
-                  label="View release"
+                  :label="t('aboutViewRelease')"
                   :href="releaseUrl"
                   target="_blank"
                   rel="noopener noreferrer"
@@ -269,9 +270,7 @@ onMounted(() => {
               rounded
               class="bg-blue-1 text-blue-10"
             >
-              Note for Electron: this panel only implements <strong>detection and notification</strong>. For real automatic
-              desktop updates, you need to integrate `autoUpdater` into Electron's main process
-              and publish signed artifacts per platform.
+              {{ t('aboutElectronNote') }}
             </QBanner>
           </QCardSection>
         </QCard>
diff --git a/src/dashboard/scoreko-dev/views/Graphics.vue b/src/dashboard/scoreko-dev/views/Graphics.vue
index 553a027..f994bef 100644
--- a/src/dashboard/scoreko-dev/views/Graphics.vue
+++ b/src/dashboard/scoreko-dev/views/Graphics.vue
@@ -1,6 +1,7 @@
 <script setup lang="ts">
 import { useHead } from '@unhead/vue';
 import { computed } from 'vue';
+import { t } from '../i18n';
 
 defineOptions({ name: 'GraphicsView' });
 
@@ -14,7 +15,7 @@ type GraphicConfig = {
 
 type PreviewKind = 'scoreboard' | 'commentary' | null;
 
-useHead({ title: 'Graphics' });
+useHead(() => ({ title: t('graphicsTitle') }));
 
 const graphics = computed<GraphicConfig[]>(
   () => bundlePackage.nodecg?.graphics ?? [],
@@ -84,17 +85,17 @@ const onDragStart = (event: DragEvent, graphic: GraphicConfig) => {
 <template>
   <QPage class="q-pa-lg">
     <div class="text-h4 q-mb-md">
-      Graphics
+      {{ t('graphicsTitle') }}
     </div>
     <div class="text-body1 q-mb-lg">
-      Bundle graphics controls and status.
+      {{ t('graphicsDescription') }}
     </div>
 
     <div
       v-if="graphics.length === 0"
       class="text-body2 text-grey-5"
     >
-      There are no graphics configured in this bundle.
+      {{ t('graphicsNoConfigured') }}
     </div>
 
     <div class="row q-col-gutter-md">
@@ -131,13 +132,13 @@ const onDragStart = (event: DragEvent, graphic: GraphicConfig) => {
               <QBtn
                 color="primary"
                 icon="content_copy"
-                label="Copy URL"
+                :label="t('graphicsCopyUrl')"
                 @click="copyUrl(graphic)"
               />
               <QBtn
                 color="secondary"
                 icon="open_with"
-                label="Drag into OBS"
+                :label="t('graphicsDragObs')"
                 draggable="true"
                 @dragstart="onDragStart($event, graphic)"
               />
@@ -148,14 +149,14 @@ const onDragStart = (event: DragEvent, graphic: GraphicConfig) => {
               class="graphics-preview q-mt-md"
             >
               <div class="graphics-preview__label text-caption text-grey-5 q-mb-sm">
-                Overlay preview (real)
+                {{ t('graphicsOverlayPreview') }}
               </div>
 
               <div class="graphics-preview__frame-wrap">
                 <iframe
                   class="graphics-preview__frame"
                   :src="buildGraphicUrl(graphic)"
-                  title="Graphic preview"
+                  :title="t('graphicsPreviewTitle')"
                   loading="lazy"
                 />
               </div>
diff --git a/src/dashboard/scoreko-dev/views/Players.vue b/src/dashboard/scoreko-dev/views/Players.vue
index 1d95933..85db03f 100644
--- a/src/dashboard/scoreko-dev/views/Players.vue
+++ b/src/dashboard/scoreko-dev/views/Players.vue
@@ -5,11 +5,12 @@ defineOptions({ name: 'PlayersView' });
 
 import type { QTableColumn } from 'quasar';
 import { computed, onBeforeUnmount, onMounted, reactive, ref, watch } from 'vue';
-import { countryOptions, getCountryLabel } from '../../../shared/countries';
+import { getCountryLabel, getCountryOptions } from '../../../shared/countries';
 import type { Schemas } from '../../../types';
+import { locale, t } from '../i18n';
 import { usePlayersStore } from '../stores/players';
 
-useHead({ title: 'Players' });
+useHead(() => ({ title: t('menuPlayers') }));
 
 type PlayersMap = Schemas.Players;
 type Player = PlayersMap[string];
@@ -74,39 +75,44 @@ const emptyPlayer: Player = {
 
 const form = reactive<Player>({ ...emptyPlayer });
 
-const columns: QTableColumn<PlayerRow>[] = [
+const columns = computed<QTableColumn<PlayerRow>[]>(() => [
   { name: 'gamertag', label: 'Gamertag', field: 'gamertag', sortable: true, align: 'left' },
-  { name: 'team', label: 'Team', field: 'team', sortable: true, align: 'left' },
+  { name: 'team', label: t('playersLabelTeam'), field: 'team', sortable: true, align: 'left' },
   {
     name: 'country',
-    label: 'Country',
-    field: (row) => getCountryLabel(row.country),
+    label: t('playersLabelCountry'),
+    field: (row) => getCountryLabel(row.country, locale.value),
     sortable: true,
     align: 'left',
   },
   { name: 'twitter', label: 'Twitter', field: 'twitter', sortable: true, align: 'left' },
-  { name: 'actions', label: 'Actions', field: (row) => row.id, sortable: false, align: 'right' },
-];
+  { name: 'actions', label: t('playersLabelActions'), field: (row) => row.id, sortable: false, align: 'right' },
+]);
 
-const filteredCountryOptions = ref(countryOptions);
+const countryOptions = computed(() => getCountryOptions(locale.value));
+const filteredCountryOptions = ref(countryOptions.value);
 const countryInput = ref('');
 const filterCountries = (value: string, update: (callback: () => void) => void) => {
   update(() => {
     const needle = value.toLowerCase().trim();
     if (!needle) {
-      filteredCountryOptions.value = countryOptions;
+      filteredCountryOptions.value = countryOptions.value;
       return;
     }
-    filteredCountryOptions.value = countryOptions.filter((country) =>
+    filteredCountryOptions.value = countryOptions.value.filter((country) =>
       country.label.toLowerCase().includes(needle),
     );
   });
 };
 
+watch(countryOptions, (value) => {
+  filteredCountryOptions.value = value;
+});
+
 watch(
   () => form.country,
   (value) => {
-    countryInput.value = getCountryLabel(value);
+    countryInput.value = getCountryLabel(value, locale.value);
   },
   { immediate: true },
 );
@@ -517,7 +523,7 @@ const selectedChallongeTournamentOption = computed(() =>
 const canImportSelectedChallongeTournament = computed(() => Boolean(selectedChallongeTournamentOption.value));
 const hasChallongeTokenConfigured = computed(() => Boolean(challongeToken.value.trim()));
 
-const challongeConnectionLabel = computed(() => (hasValidatedChallongeToken.value ? 'Connected' : 'Token set'));
+const challongeConnectionLabel = computed(() => (hasValidatedChallongeToken.value ? t('playersConnected') : 'Token set'));
 
 const filterChallongeTournaments = (value: string, update: (callback: () => void) => void) => {
   update(() => {
@@ -805,13 +811,13 @@ onBeforeUnmount(() => {
   <QPage class="q-pa-lg players-page">
     <div class="row items-center q-mb-md">
       <div class="text-h4">
-        Players
+        {{ t('menuPlayers') }}
       </div>
       <QSpace />
       <QBtn
         color="primary"
         icon="add"
-        label="New player"
+        :label="t('playersNewPlayer')"
         class="q-ml-sm"
         @click="openCreateDialog"
       />
@@ -823,7 +829,7 @@ onBeforeUnmount(() => {
           <QInput
             v-model="filter"
             dense
-            placeholder="Search..."
+            :placeholder="t('playersSearchPlaceholder')"
             class="players-search players-underlined-field"
             clearable
           >
@@ -835,14 +841,14 @@ onBeforeUnmount(() => {
             color="secondary"
             outline
             icon="file_upload"
-            label="Import"
+            :label="t('playersImport')"
             @click="triggerImport"
           />
           <QBtn
             color="secondary"
             outline
             icon="file_download"
-            label="Export"
+            :label="t('playersExport')"
             @click="exportPlayers"
           />
           <input
@@ -900,10 +906,10 @@ onBeforeUnmount(() => {
               >
                 <path d="M6 0A5.999 5.999 0 00.002 6v5.252a.75.75 0 00.75.748H5.25a.748.748 0 00.75-.747V6.749C6 6.334 6.336 6 6.748 6h16.497a.748.748 0 00.749-.748V.749A.743.743 0 0023.247 0zm12.75 12a.748.748 0 00-.75.75v4.5a.748.748 0 01-.747.748H.753a.754.754 0 00-.75.751v4.5a.75.75 0 00.75.751H18a5.999 5.999 0 005.999-6v-5.25a.75.75 0 00-.75-.75z" />
               </svg>
-              <span>StartGG</span>
+              <span>start.gg</span>
             </div>
             <div class="text-caption q-mb-md">
-              Connect via OAuth (recommended) or paste your personal token to load tournaments you created or administrate. If you see "Client authentication failed", verify your config uses the Client ID/Secret from a start.gg OAuth App.
+              {{ t('playersStartggHelp') }}
             </div>
             <div class="row q-col-gutter-sm items-center">
               <div class="col-auto">
@@ -911,7 +917,7 @@ onBeforeUnmount(() => {
                   v-if="!hasStartGGTokenConfigured"
                   color="primary"
                   icon="login"
-                  label="Connect with start.gg"
+                  :label="t('playersConnectStartgg')"
                   :loading="oauthLoading"
                   @click="connectWithStartGGOAuth"
                 />
@@ -920,7 +926,7 @@ onBeforeUnmount(() => {
                   outline
                   color="positive"
                   icon="check_circle"
-                  label="Connected"
+                  :label="t('playersConnected')"
                   class="startgg-connected-btn"
                   @click="openManualTokenDialog"
                 />
@@ -930,7 +936,7 @@ onBeforeUnmount(() => {
                   outline
                   color="white"
                   icon="vpn_key"
-                  label="Use personal API"
+                  :label="t('playersUsePersonalApi')"
                   @click="openManualTokenDialog"
                 />
               </div>
@@ -967,7 +973,7 @@ onBeforeUnmount(() => {
                   input-debounce="0"
                   clearable
                   dense
-                  label="Tournament"
+                  :label="t('playersTournament')"
                   class="players-underlined-field"
                   @filter="filterTournaments"
                 >
@@ -992,10 +998,10 @@ onBeforeUnmount(() => {
                   unelevated
                   round
                   icon="person_add"
-                  aria-label="Import players"
+                  :aria-label="t('playersImportPlayers')"
                   @click="openSelectedTournamentImportDialog"
                 >
-                  <QTooltip>Import players</QTooltip>
+                  <QTooltip>{{ t('playersImportPlayers') }}</QTooltip>
                 </QBtn>
               </div>
             </div>
@@ -1015,7 +1021,7 @@ onBeforeUnmount(() => {
               <span>Challonge</span>
             </div>
             <div class="text-caption q-mb-md">
-              Connect with OAuth or paste your personal token to load your Challonge tournaments and import participants.
+              {{ t('playersChallongeHelp') }}
             </div>
             <div class="row q-col-gutter-sm items-center">
               <div class="col-auto">
@@ -1023,7 +1029,7 @@ onBeforeUnmount(() => {
                   v-if="!hasChallongeTokenConfigured"
                   color="primary"
                   icon="login"
-                  label="Connect with Challonge"
+                  :label="t('playersConnectChallonge')"
                   :loading="challongeOauthLoading"
                   @click="connectWithChallongeOAuth"
                 />
@@ -1041,7 +1047,7 @@ onBeforeUnmount(() => {
                   outline
                   color="white"
                   icon="vpn_key"
-                  label="Use personal API"
+                  :label="t('playersUsePersonalApi')"
                   @click="openChallongeManualTokenDialog"
                 />
               </div>
@@ -1078,7 +1084,7 @@ onBeforeUnmount(() => {
                   input-debounce="0"
                   clearable
                   dense
-                  label="Tournament"
+                  :label="t('playersTournament')"
                   class="players-underlined-field"
                   @filter="filterChallongeTournaments"
                 >
@@ -1103,10 +1109,10 @@ onBeforeUnmount(() => {
                   unelevated
                   round
                   icon="person_add"
-                  aria-label="Import players"
+                  :aria-label="t('playersImportPlayers')"
                   @click="openSelectedChallongeTournamentImportDialog"
                 >
-                  <QTooltip>Import players</QTooltip>
+                  <QTooltip>{{ t('playersImportPlayers') }}</QTooltip>
                 </QBtn>
               </div>
             </div>
@@ -1187,7 +1193,7 @@ onBeforeUnmount(() => {
               v-model="selectedStartGGPlayerIds"
               type="checkbox"
               :options="startGGPlayers.map((player) => ({
-                label: `${player.gamertag}${player.team ? ` (${player.team})` : ''}${player.country ? ` - ${getCountryLabel(player.country)}` : ''}`,
+                label: `${player.gamertag}${player.team ? ` (${player.team})` : ''}${player.country ? ` - ${getCountryLabel(player.country, locale)}` : ''}`,
                 value: player.id,
               }))"
             />
@@ -1303,7 +1309,7 @@ onBeforeUnmount(() => {
       <QCard class="players-dialog">
         <QCardSection>
           <div class="text-h6">
-            {{ editingId ? 'Edit player' : 'New player' }}
+            {{ editingId ? 'Edit player' : t('playersNewPlayer') }}
           </div>
         </QCardSection>
         <QSeparator />
@@ -1341,7 +1347,7 @@ onBeforeUnmount(() => {
                   hide-selected
                   fill-input
                   clearable
-                  label="Country"
+                  :label="t('playersLabelCountry')"
                   dense
                   class="players-underlined-field"
                   @filter="filterCountries"
@@ -1350,7 +1356,7 @@ onBeforeUnmount(() => {
               <div class="col-12">
                 <QInput
                   v-model="form.team"
-                  label="Team"
+                  :label="t('playersLabelTeam')"
                   dense
                   class="players-underlined-field"
                 />
diff --git a/src/dashboard/scoreko-dev/views/Settings.vue b/src/dashboard/scoreko-dev/views/Settings.vue
index da9425b..11c3f65 100644
--- a/src/dashboard/scoreko-dev/views/Settings.vue
+++ b/src/dashboard/scoreko-dev/views/Settings.vue
@@ -1,18 +1,54 @@
 <script setup lang="ts">
+import { computed } from 'vue';
 import { useHead } from '@unhead/vue';
+import type { Locale } from '../i18n';
+import { locale, setLocale, t } from '../i18n';
 
 defineOptions({ name: 'SettingsView' });
 
-useHead({ title: 'Settings' });
+const languageOptions = computed(() => [
+  { label: t('languageSpanish'), value: 'es' as const },
+  { label: t('languageEnglish'), value: 'en' as const },
+]);
+
+const selectedLanguage = computed<Locale>({
+  get: () => locale.value,
+  set: (value) => {
+    setLocale(value);
+  },
+});
+
+useHead(() => ({ title: t('settingsTitle') }));
 </script>
 
 <template>
   <QPage class="q-pa-lg">
     <div class="text-h4 q-mb-md">
-      Settings
+      {{ t('settingsTitle') }}
     </div>
-    <div class="text-body1">
-      Dashboard and bundle configuration.
+    <div class="text-body1 q-mb-lg">
+      {{ t('settingsDescription') }}
     </div>
+
+    <QCard
+      flat
+      bordered
+      class="q-pa-md"
+      style="max-width: 360px;"
+    >
+      <QCardSection class="q-pa-none">
+        <QSelect
+          v-model="selectedLanguage"
+          outlined
+          emit-value
+          map-options
+          :label="t('settingsLanguageLabel')"
+          :options="languageOptions"
+        />
+        <div class="text-caption text-grey-5 q-mt-sm">
+          {{ t('settingsLanguageHint') }}
+        </div>
+      </QCardSection>
+    </QCard>
   </QPage>
 </template>
diff --git a/src/shared/countries.ts b/src/shared/countries.ts
index 96cefdc..d8f9159 100644
--- a/src/shared/countries.ts
+++ b/src/shared/countries.ts
@@ -7,18 +7,38 @@ export interface CountryOption {
 
 const baseCountries = getData();
 
-export const countryOptions: CountryOption[] = baseCountries
-  .map((country: CountryRecord) => ({
-    value: country.code,
-    label: country.name,
-  }))
-  .sort((a: CountryOption, b: CountryOption) => a.label.localeCompare(b.label));
+const optionsCache = new Map<string, CountryOption[]>();
+
+const getDisplayNames = (locale: string) => {
+  try {
+    return new Intl.DisplayNames([locale], { type: 'region' });
+  } catch {
+    return null;
+  }
+};
+
+export const getCountryOptions = (locale = 'en'): CountryOption[] => {
+  if (optionsCache.has(locale)) {
+    return optionsCache.get(locale)!;
+  }
+
+  const displayNames = getDisplayNames(locale);
+  const options = baseCountries
+    .map((country: CountryRecord) => ({
+      value: country.code,
+      label: displayNames?.of(country.code) ?? country.name,
+    }))
+    .sort((a: CountryOption, b: CountryOption) => a.label.localeCompare(b.label));
+
+  optionsCache.set(locale, options);
+  return options;
+};
 
 const countryByCode = new Map(
-  countryOptions.map((country) => [country.value.toUpperCase(), country.label]),
+  baseCountries.map((country) => [country.code.toUpperCase(), country.name]),
 );
 const countryByName = new Map(
-  countryOptions.map((country) => [country.label.toLowerCase(), country.value]),
+  baseCountries.map((country) => [country.name.toLowerCase(), country.code]),
 );
 
 export const resolveCountryCode = (value?: string) => {
@@ -37,7 +57,7 @@ export const resolveCountryCode = (value?: string) => {
   return byName ?? '';
 };
 
-export const getCountryLabel = (value?: string) => {
+export const getCountryLabel = (value?: string, locale = 'en') => {
   if (!value) {
     return '';
   }
@@ -45,5 +65,7 @@ export const getCountryLabel = (value?: string) => {
   if (!resolved) {
     return value;
   }
-  return countryByCode.get(resolved) ?? value;
+
+  const match = getCountryOptions(locale).find((country) => country.value === resolved);
+  return match?.label ?? countryByCode.get(resolved) ?? value;
 };