diff --git a/README.md b/README.md
index b581654..89caff6 100644
--- a/README.md
+++ b/README.md
@@ -719,11 +719,12 @@ This card supports translations. Please, help to add more translations and impro
 - French
 - German
 - Hebrew
+- Korean
 - Nederlands (Dutch)
 - Polish (polski)
 - Portuguese
 - Russian
-- Korean
+- Spanish
 - [_Your language?_][add-translation]
 
 ## Credits
diff --git a/src/localize/languages/es.json b/src/localize/languages/es.json
new file mode 100644
index 0000000..818ef8e
--- /dev/null
+++ b/src/localize/languages/es.json
@@ -0,0 +1,62 @@
+{
+  "common": {
+    "version": "v",
+    "invalid_configuration": "Configuración Inválida",
+    "show_warning": "Mostrar Aviso",
+    "show_error": "Mostrar Error"
+  },
+  "tabs": {
+    "general": {
+      "title": "General",
+      "entity": "Entidad (Requerida)",
+      "name": "Nombre (Opcional)",
+      "show_name": "¿Mostrar nombre?",
+      "show_state": "¿Mostrar estado?",
+      "compact": "¿Compacto?"
+    },
+    "icon": {
+      "title": "Icono",
+      "icon": "Icono (Opcional)",
+      "show_icon": "¿Mostrar icono?",
+      "use_state_color": "¿Usar color del estado?",
+      "tap_action": "Acción al pulsar"
+    },
+    "slider": {
+      "title": "Control deslizante",
+      "direction": "Dirección",
+      "background": "Fondo",
+      "use_brightness": "¿Usar brillo?",
+      "show_track": "¿Mostrar senda?",
+      "toggle_on_click": "Comportamiento como interruptor (Deshabilitar deslizamiento)",
+      "force_square": "¿Forzar cuadrado?"
+    },
+    "action_button": {
+      "title": "Acción del botón",
+      "mode": "Modo",
+      "icon": "Icono",
+      "show_button": "¿Mostrar botón?",
+      "show_spinner": "¿Mostrar transición?",
+      "tap_action": "Acción al pulsar"
+    }
+  },
+  "state": {
+    "off": "Apagado",
+    "on": "Encendido"
+  },
+  "direction": {
+    "left-right": "De izquierda a derecha",
+    "top-bottom": "De arriba abajo",
+    "bottom-top": "De abajo arriba"
+  },
+  "background": {
+    "striped": "Líneas",
+    "gradient": "Degradado",
+    "solid": "Sólido",
+    "triangle": "Triángulo",
+    "custom": "Personalizado"
+  },
+  "mode": {
+    "toggle": "Conmutar",
+    "custom": "Personalizado"
+  }
+}
diff --git a/src/localize/localize.ts b/src/localize/localize.ts
index 6a2ee28..a005c81 100644
--- a/src/localize/localize.ts
+++ b/src/localize/localize.ts
@@ -1,4 +1,5 @@
 import * as en from './languages/en.json';
+import * as es from './languages/es.json';
 import * as de from './languages/de.json';
 import * as fr from './languages/fr.json';
 import * as he from './languages/he.json';
@@ -13,6 +14,7 @@ import * as ko from './languages/ko.json';
 // eslint-disable-next-line @typescript-eslint/no-explicit-any
 const languages: any = {
   en: en,
+  es: es,
   de: de,
   fr: fr,
   he: he,