diff --git a/src/blocks/ImageSliderBlock.ts b/src/blocks/ImageSliderBlock.ts
new file mode 100644
index 0000000..30662a3
--- /dev/null
+++ b/src/blocks/ImageSliderBlock.ts
@@ -0,0 +1,549 @@
+import type { Block } from 'payload'
+
+/**
+ * ImageSliderBlock / GalleryBlock
+ *
+ * Vielseitiger Bild-Slider und Galerie-Block mit:
+ * - Mehreren Layouts (Slider, Grid, Masonry)
+ * - Lightbox-Funktion
+ * - Thumbnail-Navigation
+ * - Bildunterschriften
+ * - Verschiedenen Animationen
+ */
+export const ImageSliderBlock: Block = {
+  slug: 'image-slider-block',
+  labels: {
+    singular: 'Bildergalerie',
+    plural: 'Bildergalerien',
+  },
+  imageURL: '/assets/blocks/image-slider.png',
+  fields: [
+    // Titel & Beschreibung
+    {
+      name: 'title',
+      type: 'text',
+      label: 'Titel',
+      localized: true,
+      admin: {
+        description: 'Optionaler Titel über der Galerie',
+      },
+    },
+    {
+      name: 'description',
+      type: 'textarea',
+      label: 'Beschreibung',
+      localized: true,
+    },
+
+    // Bilder Array
+    {
+      name: 'images',
+      type: 'array',
+      required: true,
+      minRows: 1,
+      maxRows: 50,
+      label: 'Bilder',
+      labels: {
+        singular: 'Bild',
+        plural: 'Bilder',
+      },
+      admin: {
+        description: 'Mindestens 1 Bild, maximal 50 Bilder',
+        initCollapsed: false,
+      },
+      fields: [
+        {
+          name: 'image',
+          type: 'upload',
+          relationTo: 'media',
+          required: true,
+          label: 'Bild',
+        },
+        {
+          name: 'caption',
+          type: 'text',
+          label: 'Bildunterschrift',
+          localized: true,
+        },
+        {
+          name: 'alt',
+          type: 'text',
+          label: 'Alt-Text',
+          localized: true,
+          admin: {
+            description: 'Alternativer Text für Barrierefreiheit (falls abweichend vom Media Alt)',
+          },
+        },
+        {
+          name: 'link',
+          type: 'text',
+          label: 'Link',
+          admin: {
+            description: 'Optionaler Link beim Klick (statt Lightbox)',
+          },
+        },
+      ],
+    },
+
+    // Layout
+    {
+      name: 'layout',
+      type: 'select',
+      defaultValue: 'slider',
+      label: 'Layout',
+      options: [
+        { label: 'Slider', value: 'slider' },
+        { label: 'Grid', value: 'grid' },
+        { label: 'Masonry', value: 'masonry' },
+        { label: 'Einzelbild (Featured)', value: 'single' },
+        { label: 'Thumbnails unten', value: 'thumbs' },
+        { label: 'Filmstreifen', value: 'filmstrip' },
+      ],
+    },
+
+    // Grid/Masonry Optionen
+    {
+      name: 'grid',
+      type: 'group',
+      label: 'Grid-Einstellungen',
+      admin: {
+        condition: (_, siblingData) =>
+          siblingData?.layout === 'grid' || siblingData?.layout === 'masonry',
+      },
+      fields: [
+        {
+          name: 'cols',
+          type: 'select',
+          defaultValue: '3',
+          label: 'Spalten',
+          options: [
+            { label: '2 Spalten', value: '2' },
+            { label: '3 Spalten', value: '3' },
+            { label: '4 Spalten', value: '4' },
+            { label: '5 Spalten', value: '5' },
+            { label: '6 Spalten', value: '6' },
+          ],
+        },
+        {
+          name: 'gap',
+          type: 'select',
+          defaultValue: '16',
+          label: 'Abstand',
+          options: [
+            { label: 'Kein Abstand', value: '0' },
+            { label: 'Klein (8px)', value: '8' },
+            { label: 'Normal (16px)', value: '16' },
+            { label: 'Groß (24px)', value: '24' },
+            { label: 'Sehr groß (32px)', value: '32' },
+          ],
+        },
+        {
+          name: 'aspectRatio',
+          type: 'select',
+          defaultValue: 'square',
+          label: 'Seitenverhältnis',
+          options: [
+            { label: 'Quadratisch (1:1)', value: 'square' },
+            { label: 'Querformat (4:3)', value: '4-3' },
+            { label: 'Breit (16:9)', value: '16-9' },
+            { label: 'Hochformat (3:4)', value: '3-4' },
+            { label: 'Original', value: 'auto' },
+          ],
+          admin: {
+            condition: (_, siblingData) => siblingData?.layout !== 'masonry',
+          },
+        },
+      ],
+    },
+
+    // Slider-Einstellungen
+    {
+      name: 'slider',
+      type: 'group',
+      label: 'Slider-Einstellungen',
+      admin: {
+        condition: (_, siblingData) =>
+          siblingData?.layout === 'slider' ||
+          siblingData?.layout === 'thumbs' ||
+          siblingData?.layout === 'filmstrip',
+      },
+      fields: [
+        {
+          name: 'effect',
+          type: 'select',
+          defaultValue: 'slide',
+          label: 'Animation',
+          options: [
+            { label: 'Schieben (Slide)', value: 'slide' },
+            { label: 'Überblenden (Fade)', value: 'fade' },
+            { label: 'Zoom', value: 'zoom' },
+            { label: 'Flip', value: 'flip' },
+            { label: 'Coverflow', value: 'coverflow' },
+            { label: 'Cube', value: 'cube' },
+          ],
+        },
+        {
+          name: 'speed',
+          type: 'select',
+          defaultValue: '500',
+          label: 'Geschwindigkeit',
+          options: [
+            { label: 'Schnell (300ms)', value: '300' },
+            { label: 'Normal (500ms)', value: '500' },
+            { label: 'Langsam (800ms)', value: '800' },
+          ],
+        },
+        {
+          name: 'perView',
+          type: 'select',
+          defaultValue: '1',
+          label: 'Sichtbare Bilder',
+          options: [
+            { label: '1', value: '1' },
+            { label: '2', value: '2' },
+            { label: '3', value: '3' },
+            { label: '4', value: '4' },
+            { label: 'Auto', value: 'auto' },
+          ],
+        },
+        {
+          name: 'gap',
+          type: 'select',
+          defaultValue: '0',
+          label: 'Abstand',
+          options: [
+            { label: 'Kein Abstand', value: '0' },
+            { label: 'Klein (8px)', value: '8' },
+            { label: 'Normal (16px)', value: '16' },
+            { label: 'Groß (24px)', value: '24' },
+          ],
+        },
+        {
+          name: 'auto',
+          type: 'checkbox',
+          defaultValue: false,
+          label: 'Autoplay',
+        },
+        {
+          name: 'delay',
+          type: 'select',
+          defaultValue: '4000',
+          label: 'Intervall',
+          options: [
+            { label: '3 Sekunden', value: '3000' },
+            { label: '4 Sekunden', value: '4000' },
+            { label: '5 Sekunden', value: '5000' },
+            { label: '6 Sekunden', value: '6000' },
+            { label: '8 Sekunden', value: '8000' },
+          ],
+          admin: {
+            condition: (_, siblingData) => siblingData?.auto,
+          },
+        },
+        {
+          name: 'pauseHover',
+          type: 'checkbox',
+          defaultValue: true,
+          label: 'Bei Hover pausieren',
+          admin: {
+            condition: (_, siblingData) => siblingData?.auto,
+          },
+        },
+        {
+          name: 'loop',
+          type: 'checkbox',
+          defaultValue: true,
+          label: 'Endlosschleife',
+        },
+        {
+          name: 'centered',
+          type: 'checkbox',
+          defaultValue: false,
+          label: 'Aktives Bild zentrieren',
+        },
+      ],
+    },
+
+    // Navigation
+    {
+      name: 'nav',
+      type: 'group',
+      label: 'Navigation',
+      admin: {
+        condition: (_, siblingData) =>
+          siblingData?.layout === 'slider' ||
+          siblingData?.layout === 'thumbs' ||
+          siblingData?.layout === 'filmstrip',
+      },
+      fields: [
+        {
+          name: 'arrows',
+          type: 'checkbox',
+          defaultValue: true,
+          label: 'Pfeile anzeigen',
+        },
+        {
+          name: 'arrowStyle',
+          type: 'select',
+          defaultValue: 'default',
+          label: 'Pfeil-Stil',
+          options: [
+            { label: 'Standard', value: 'default' },
+            { label: 'Minimal', value: 'minimal' },
+            { label: 'Eckig', value: 'square' },
+            { label: 'Nur bei Hover', value: 'hover' },
+          ],
+          admin: {
+            condition: (_, siblingData) => siblingData?.arrows,
+          },
+        },
+        {
+          name: 'dots',
+          type: 'checkbox',
+          defaultValue: true,
+          label: 'Punkte anzeigen',
+        },
+        {
+          name: 'dotStyle',
+          type: 'select',
+          defaultValue: 'dots',
+          label: 'Punkte-Stil',
+          options: [
+            { label: 'Punkte', value: 'dots' },
+            { label: 'Striche', value: 'lines' },
+            { label: 'Nummern', value: 'numbers' },
+            { label: 'Fortschritt', value: 'progress' },
+          ],
+          admin: {
+            condition: (_, siblingData) => siblingData?.dots,
+          },
+        },
+        {
+          name: 'counter',
+          type: 'checkbox',
+          defaultValue: false,
+          label: 'Zähler anzeigen (1/10)',
+        },
+        {
+          name: 'swipe',
+          type: 'checkbox',
+          defaultValue: true,
+          label: 'Touch-Swipe',
+        },
+        {
+          name: 'keys',
+          type: 'checkbox',
+          defaultValue: true,
+          label: 'Tastaturnavigation',
+        },
+      ],
+    },
+
+    // Lightbox
+    {
+      name: 'lightbox',
+      type: 'group',
+      label: 'Lightbox',
+      fields: [
+        {
+          name: 'enabled',
+          type: 'checkbox',
+          defaultValue: true,
+          label: 'Lightbox aktivieren',
+          admin: {
+            description: 'Bilder bei Klick in Vollansicht öffnen',
+          },
+        },
+        {
+          name: 'zoom',
+          type: 'checkbox',
+          defaultValue: true,
+          label: 'Zoom erlauben',
+          admin: {
+            condition: (_, siblingData) => siblingData?.enabled,
+          },
+        },
+        {
+          name: 'download',
+          type: 'checkbox',
+          defaultValue: false,
+          label: 'Download-Button',
+          admin: {
+            condition: (_, siblingData) => siblingData?.enabled,
+          },
+        },
+        {
+          name: 'share',
+          type: 'checkbox',
+          defaultValue: false,
+          label: 'Teilen-Button',
+          admin: {
+            condition: (_, siblingData) => siblingData?.enabled,
+          },
+        },
+        {
+          name: 'captions',
+          type: 'checkbox',
+          defaultValue: true,
+          label: 'Bildunterschriften anzeigen',
+          admin: {
+            condition: (_, siblingData) => siblingData?.enabled,
+          },
+        },
+        {
+          name: 'thumbs',
+          type: 'checkbox',
+          defaultValue: true,
+          label: 'Thumbnails anzeigen',
+          admin: {
+            condition: (_, siblingData) => siblingData?.enabled,
+          },
+        },
+        {
+          name: 'bg',
+          type: 'select',
+          defaultValue: 'dark',
+          label: 'Hintergrund',
+          options: [
+            { label: 'Dunkel', value: 'dark' },
+            { label: 'Hell', value: 'light' },
+            { label: 'Blur', value: 'blur' },
+          ],
+          admin: {
+            condition: (_, siblingData) => siblingData?.enabled,
+          },
+        },
+      ],
+    },
+
+    // Darstellung
+    {
+      name: 'style',
+      type: 'group',
+      label: 'Darstellung',
+      fields: [
+        {
+          name: 'height',
+          type: 'select',
+          defaultValue: 'auto',
+          label: 'Höhe',
+          options: [
+            { label: 'Auto (Bildverhältnis)', value: 'auto' },
+            { label: 'Klein (300px)', value: '300' },
+            { label: 'Mittel (400px)', value: '400' },
+            { label: 'Groß (500px)', value: '500' },
+            { label: 'Sehr groß (600px)', value: '600' },
+            { label: 'Vollbild (100vh)', value: 'full' },
+          ],
+        },
+        {
+          name: 'imgFit',
+          type: 'select',
+          defaultValue: 'cover',
+          label: 'Bildanpassung',
+          options: [
+            { label: 'Ausfüllen (cover)', value: 'cover' },
+            { label: 'Einpassen (contain)', value: 'contain' },
+            { label: 'Strecken (fill)', value: 'fill' },
+          ],
+        },
+        {
+          name: 'rounded',
+          type: 'select',
+          defaultValue: 'none',
+          label: 'Ecken',
+          options: [
+            { label: 'Keine', value: 'none' },
+            { label: 'Klein', value: 'sm' },
+            { label: 'Mittel', value: 'md' },
+            { label: 'Groß', value: 'lg' },
+            { label: 'Rund', value: 'full' },
+          ],
+        },
+        {
+          name: 'shadow',
+          type: 'checkbox',
+          defaultValue: false,
+          label: 'Schatten',
+        },
+        {
+          name: 'border',
+          type: 'checkbox',
+          defaultValue: false,
+          label: 'Rahmen',
+        },
+        {
+          name: 'hoverEffect',
+          type: 'select',
+          defaultValue: 'none',
+          label: 'Hover-Effekt',
+          options: [
+            { label: 'Keiner', value: 'none' },
+            { label: 'Zoom', value: 'zoom' },
+            { label: 'Aufhellen', value: 'brighten' },
+            { label: 'Abdunkeln', value: 'darken' },
+            { label: 'Overlay', value: 'overlay' },
+          ],
+        },
+        {
+          name: 'captionPos',
+          type: 'select',
+          defaultValue: 'below',
+          label: 'Bildunterschrift-Position',
+          options: [
+            { label: 'Unterhalb', value: 'below' },
+            { label: 'Overlay unten', value: 'overlay' },
+            { label: 'Bei Hover', value: 'hover' },
+            { label: 'Versteckt', value: 'hidden' },
+          ],
+        },
+        {
+          name: 'bg',
+          type: 'select',
+          defaultValue: 'none',
+          label: 'Hintergrund',
+          options: [
+            { label: 'Keiner', value: 'none' },
+            { label: 'Weiß', value: 'white' },
+            { label: 'Grau', value: 'light' },
+            { label: 'Dunkel', value: 'dark' },
+          ],
+        },
+        {
+          name: 'padding',
+          type: 'select',
+          defaultValue: 'none',
+          label: 'Außenabstand',
+          options: [
+            { label: 'Keiner', value: 'none' },
+            { label: 'Klein', value: 'sm' },
+            { label: 'Normal', value: 'md' },
+            { label: 'Groß', value: 'lg' },
+          ],
+        },
+      ],
+    },
+
+    // Accessibility
+    {
+      name: 'a11y',
+      type: 'group',
+      label: 'Barrierefreiheit',
+      fields: [
+        {
+          name: 'label',
+          type: 'text',
+          defaultValue: 'Bildergalerie',
+          label: 'ARIA Label',
+          localized: true,
+        },
+        {
+          name: 'reducedMotion',
+          type: 'checkbox',
+          defaultValue: true,
+          label: 'Reduzierte Bewegung respektieren',
+        },
+      ],
+    },
+  ],
+}
diff --git a/src/blocks/index.ts b/src/blocks/index.ts
index ec5e0d9..9e3017a 100644
--- a/src/blocks/index.ts
+++ b/src/blocks/index.ts
@@ -1,5 +1,6 @@
 export { HeroBlock } from './HeroBlock'
 export { HeroSliderBlock } from './HeroSliderBlock'
+export { ImageSliderBlock } from './ImageSliderBlock'
 export { TextBlock } from './TextBlock'
 export { ImageTextBlock } from './ImageTextBlock'
 export { CardGridBlock } from './CardGridBlock'
diff --git a/src/collections/Pages.ts b/src/collections/Pages.ts
index e4be575..97d1083 100644
--- a/src/collections/Pages.ts
+++ b/src/collections/Pages.ts
@@ -2,6 +2,7 @@ import type { CollectionConfig } from 'payload'
 import {
   HeroBlock,
   HeroSliderBlock,
+  ImageSliderBlock,
   TextBlock,
   ImageTextBlock,
   CardGridBlock,
@@ -75,6 +76,7 @@ export const Pages: CollectionConfig = {
         // Bestehende Blocks
         HeroBlock,
         HeroSliderBlock,
+        ImageSliderBlock,
         TextBlock,
         ImageTextBlock,
         CardGridBlock,
diff --git a/src/migrations/20251213_210000_image_slider_block.ts b/src/migrations/20251213_210000_image_slider_block.ts
new file mode 100644
index 0000000..9886ee7
--- /dev/null
+++ b/src/migrations/20251213_210000_image_slider_block.ts
@@ -0,0 +1,224 @@
+import { MigrateUpArgs, MigrateDownArgs, sql } from '@payloadcms/db-postgres'
+
+/**
+ * Migration: ImageSliderBlock
+ *
+ * Erstellt den ImageSliderBlock für Bildergalerien mit:
+ * - Verschiedenen Layouts (Slider, Grid, Masonry)
+ * - Lightbox-Funktion
+ * - Flexible Slider-Optionen
+ * - Styling und Navigation
+ */
+
+export async function up({ db }: MigrateUpArgs): Promise<void> {
+  // Create enums
+  await db.execute(sql`
+    -- Layout
+    CREATE TYPE "enum_pages_blocks_image_slider_block_layout" AS ENUM('slider', 'grid', 'masonry', 'single', 'thumbs', 'filmstrip');
+
+    -- Grid
+    CREATE TYPE "enum_pages_blocks_image_slider_block_grid_cols" AS ENUM('2', '3', '4', '5', '6');
+    CREATE TYPE "enum_pages_blocks_image_slider_block_grid_gap" AS ENUM('0', '8', '16', '24', '32');
+    CREATE TYPE "enum_pages_blocks_image_slider_block_grid_aspect" AS ENUM('square', '4-3', '16-9', '3-4', 'auto');
+
+    -- Slider
+    CREATE TYPE "enum_pages_blocks_image_slider_block_slider_effect" AS ENUM('slide', 'fade', 'zoom', 'flip', 'coverflow', 'cube');
+    CREATE TYPE "enum_pages_blocks_image_slider_block_slider_speed" AS ENUM('300', '500', '800');
+    CREATE TYPE "enum_pages_blocks_image_slider_block_slider_per_view" AS ENUM('1', '2', '3', '4', 'auto');
+    CREATE TYPE "enum_pages_blocks_image_slider_block_slider_gap" AS ENUM('0', '8', '16', '24');
+    CREATE TYPE "enum_pages_blocks_image_slider_block_slider_delay" AS ENUM('3000', '4000', '5000', '6000', '8000');
+
+    -- Navigation
+    CREATE TYPE "enum_pages_blocks_image_slider_block_nav_arrow_style" AS ENUM('default', 'minimal', 'square', 'hover');
+    CREATE TYPE "enum_pages_blocks_image_slider_block_nav_dot_style" AS ENUM('dots', 'lines', 'numbers', 'progress');
+
+    -- Lightbox
+    CREATE TYPE "enum_pages_blocks_image_slider_block_lightbox_bg" AS ENUM('dark', 'light', 'blur');
+
+    -- Style
+    CREATE TYPE "enum_pages_blocks_image_slider_block_style_height" AS ENUM('auto', '300', '400', '500', '600', 'full');
+    CREATE TYPE "enum_pages_blocks_image_slider_block_style_img_fit" AS ENUM('cover', 'contain', 'fill');
+    CREATE TYPE "enum_pages_blocks_image_slider_block_style_rounded" AS ENUM('none', 'sm', 'md', 'lg', 'full');
+    CREATE TYPE "enum_pages_blocks_image_slider_block_style_hover" AS ENUM('none', 'zoom', 'brighten', 'darken', 'overlay');
+    CREATE TYPE "enum_pages_blocks_image_slider_block_style_caption" AS ENUM('below', 'overlay', 'hover', 'hidden');
+    CREATE TYPE "enum_pages_blocks_image_slider_block_style_bg" AS ENUM('none', 'white', 'light', 'dark');
+    CREATE TYPE "enum_pages_blocks_image_slider_block_style_padding" AS ENUM('none', 'sm', 'md', 'lg');
+  `)
+
+  // Create images array table
+  await db.execute(sql`
+    CREATE TABLE "pages_blocks_image_slider_block_images" (
+      "_order" integer NOT NULL,
+      "_parent_id" varchar NOT NULL,
+      "id" varchar PRIMARY KEY NOT NULL,
+      "image_id" integer NOT NULL,
+      "link" varchar
+    );
+  `)
+
+  // Create images locales table
+  await db.execute(sql`
+    CREATE TABLE "pages_blocks_image_slider_block_images_locales" (
+      "caption" varchar,
+      "alt" varchar,
+      "id" serial PRIMARY KEY NOT NULL,
+      "_locale" "_locales" NOT NULL,
+      "_parent_id" varchar NOT NULL
+    );
+  `)
+
+  // Create main block table
+  await db.execute(sql`
+    CREATE TABLE "pages_blocks_image_slider_block" (
+      "_order" integer NOT NULL,
+      "_parent_id" integer NOT NULL,
+      "_path" text NOT NULL,
+      "id" varchar PRIMARY KEY NOT NULL,
+
+      -- Layout
+      "layout" "enum_pages_blocks_image_slider_block_layout" DEFAULT 'slider',
+
+      -- Grid settings
+      "grid_cols" "enum_pages_blocks_image_slider_block_grid_cols" DEFAULT '3',
+      "grid_gap" "enum_pages_blocks_image_slider_block_grid_gap" DEFAULT '16',
+      "grid_aspect_ratio" "enum_pages_blocks_image_slider_block_grid_aspect" DEFAULT 'square',
+
+      -- Slider settings
+      "slider_effect" "enum_pages_blocks_image_slider_block_slider_effect" DEFAULT 'slide',
+      "slider_speed" "enum_pages_blocks_image_slider_block_slider_speed" DEFAULT '500',
+      "slider_per_view" "enum_pages_blocks_image_slider_block_slider_per_view" DEFAULT '1',
+      "slider_gap" "enum_pages_blocks_image_slider_block_slider_gap" DEFAULT '0',
+      "slider_auto" boolean DEFAULT false,
+      "slider_delay" "enum_pages_blocks_image_slider_block_slider_delay" DEFAULT '4000',
+      "slider_pause_hover" boolean DEFAULT true,
+      "slider_loop" boolean DEFAULT true,
+      "slider_centered" boolean DEFAULT false,
+
+      -- Navigation
+      "nav_arrows" boolean DEFAULT true,
+      "nav_arrow_style" "enum_pages_blocks_image_slider_block_nav_arrow_style" DEFAULT 'default',
+      "nav_dots" boolean DEFAULT true,
+      "nav_dot_style" "enum_pages_blocks_image_slider_block_nav_dot_style" DEFAULT 'dots',
+      "nav_counter" boolean DEFAULT false,
+      "nav_swipe" boolean DEFAULT true,
+      "nav_keys" boolean DEFAULT true,
+
+      -- Lightbox
+      "lightbox_enabled" boolean DEFAULT true,
+      "lightbox_zoom" boolean DEFAULT true,
+      "lightbox_download" boolean DEFAULT false,
+      "lightbox_share" boolean DEFAULT false,
+      "lightbox_captions" boolean DEFAULT true,
+      "lightbox_thumbs" boolean DEFAULT true,
+      "lightbox_bg" "enum_pages_blocks_image_slider_block_lightbox_bg" DEFAULT 'dark',
+
+      -- Style
+      "style_height" "enum_pages_blocks_image_slider_block_style_height" DEFAULT 'auto',
+      "style_img_fit" "enum_pages_blocks_image_slider_block_style_img_fit" DEFAULT 'cover',
+      "style_rounded" "enum_pages_blocks_image_slider_block_style_rounded" DEFAULT 'none',
+      "style_shadow" boolean DEFAULT false,
+      "style_border" boolean DEFAULT false,
+      "style_hover_effect" "enum_pages_blocks_image_slider_block_style_hover" DEFAULT 'none',
+      "style_caption_pos" "enum_pages_blocks_image_slider_block_style_caption" DEFAULT 'below',
+      "style_bg" "enum_pages_blocks_image_slider_block_style_bg" DEFAULT 'none',
+      "style_padding" "enum_pages_blocks_image_slider_block_style_padding" DEFAULT 'none',
+
+      -- Accessibility
+      "a11y_reduced_motion" boolean DEFAULT true,
+
+      "block_name" varchar
+    );
+  `)
+
+  // Create locales table
+  await db.execute(sql`
+    CREATE TABLE "pages_blocks_image_slider_block_locales" (
+      "title" varchar,
+      "description" varchar,
+      "a11y_label" varchar DEFAULT 'Bildergalerie',
+      "id" serial PRIMARY KEY NOT NULL,
+      "_locale" "_locales" NOT NULL,
+      "_parent_id" varchar NOT NULL
+    );
+  `)
+
+  // Add foreign keys and indexes
+  await db.execute(sql`
+    -- Images table
+    ALTER TABLE "pages_blocks_image_slider_block_images"
+      ADD CONSTRAINT "pages_blocks_image_slider_block_images_image_id_fk"
+      FOREIGN KEY ("image_id") REFERENCES "public"."media"("id") ON DELETE set null ON UPDATE no action;
+
+    ALTER TABLE "pages_blocks_image_slider_block_images"
+      ADD CONSTRAINT "pages_blocks_image_slider_block_images_parent_id_fk"
+      FOREIGN KEY ("_parent_id") REFERENCES "public"."pages_blocks_image_slider_block"("id") ON DELETE cascade ON UPDATE no action;
+
+    CREATE INDEX "pages_blocks_image_slider_block_images_order_idx"
+      ON "pages_blocks_image_slider_block_images" USING btree ("_order");
+    CREATE INDEX "pages_blocks_image_slider_block_images_parent_id_idx"
+      ON "pages_blocks_image_slider_block_images" USING btree ("_parent_id");
+    CREATE INDEX "pages_blocks_image_slider_block_images_image_idx"
+      ON "pages_blocks_image_slider_block_images" USING btree ("image_id");
+
+    -- Images locales table
+    ALTER TABLE "pages_blocks_image_slider_block_images_locales"
+      ADD CONSTRAINT "pages_blocks_image_slider_block_images_locales_parent_fk"
+      FOREIGN KEY ("_parent_id") REFERENCES "public"."pages_blocks_image_slider_block_images"("id") ON DELETE cascade ON UPDATE no action;
+
+    CREATE UNIQUE INDEX "pages_blocks_image_slider_block_images_locales_uniq"
+      ON "pages_blocks_image_slider_block_images_locales" USING btree ("_locale", "_parent_id");
+
+    -- Main block table
+    ALTER TABLE "pages_blocks_image_slider_block"
+      ADD CONSTRAINT "pages_blocks_image_slider_block_parent_id_fk"
+      FOREIGN KEY ("_parent_id") REFERENCES "public"."pages"("id") ON DELETE cascade ON UPDATE no action;
+
+    CREATE INDEX "pages_blocks_image_slider_block_order_idx"
+      ON "pages_blocks_image_slider_block" USING btree ("_order");
+    CREATE INDEX "pages_blocks_image_slider_block_parent_id_idx"
+      ON "pages_blocks_image_slider_block" USING btree ("_parent_id");
+    CREATE INDEX "pages_blocks_image_slider_block_path_idx"
+      ON "pages_blocks_image_slider_block" USING btree ("_path");
+
+    -- Locales table
+    ALTER TABLE "pages_blocks_image_slider_block_locales"
+      ADD CONSTRAINT "pages_blocks_image_slider_block_locales_parent_id_fk"
+      FOREIGN KEY ("_parent_id") REFERENCES "public"."pages_blocks_image_slider_block"("id") ON DELETE cascade ON UPDATE no action;
+
+    CREATE UNIQUE INDEX "pages_blocks_image_slider_block_locales_locale_parent_uniq"
+      ON "pages_blocks_image_slider_block_locales" USING btree ("_locale", "_parent_id");
+  `)
+}
+
+export async function down({ db }: MigrateDownArgs): Promise<void> {
+  // Drop tables
+  await db.execute(sql`
+    DROP TABLE IF EXISTS "pages_blocks_image_slider_block_images_locales" CASCADE;
+    DROP TABLE IF EXISTS "pages_blocks_image_slider_block_images" CASCADE;
+    DROP TABLE IF EXISTS "pages_blocks_image_slider_block_locales" CASCADE;
+    DROP TABLE IF EXISTS "pages_blocks_image_slider_block" CASCADE;
+  `)
+
+  // Drop enums
+  await db.execute(sql`
+    DROP TYPE IF EXISTS "enum_pages_blocks_image_slider_block_layout";
+    DROP TYPE IF EXISTS "enum_pages_blocks_image_slider_block_grid_cols";
+    DROP TYPE IF EXISTS "enum_pages_blocks_image_slider_block_grid_gap";
+    DROP TYPE IF EXISTS "enum_pages_blocks_image_slider_block_grid_aspect";
+    DROP TYPE IF EXISTS "enum_pages_blocks_image_slider_block_slider_effect";
+    DROP TYPE IF EXISTS "enum_pages_blocks_image_slider_block_slider_speed";
+    DROP TYPE IF EXISTS "enum_pages_blocks_image_slider_block_slider_per_view";
+    DROP TYPE IF EXISTS "enum_pages_blocks_image_slider_block_slider_gap";
+    DROP TYPE IF EXISTS "enum_pages_blocks_image_slider_block_slider_delay";
+    DROP TYPE IF EXISTS "enum_pages_blocks_image_slider_block_nav_arrow_style";
+    DROP TYPE IF EXISTS "enum_pages_blocks_image_slider_block_nav_dot_style";
+    DROP TYPE IF EXISTS "enum_pages_blocks_image_slider_block_lightbox_bg";
+    DROP TYPE IF EXISTS "enum_pages_blocks_image_slider_block_style_height";
+    DROP TYPE IF EXISTS "enum_pages_blocks_image_slider_block_style_img_fit";
+    DROP TYPE IF EXISTS "enum_pages_blocks_image_slider_block_style_rounded";
+    DROP TYPE IF EXISTS "enum_pages_blocks_image_slider_block_style_hover";
+    DROP TYPE IF EXISTS "enum_pages_blocks_image_slider_block_style_caption";
+    DROP TYPE IF EXISTS "enum_pages_blocks_image_slider_block_style_bg";
+    DROP TYPE IF EXISTS "enum_pages_blocks_image_slider_block_style_padding";
+  `)
+}
diff --git a/src/payload-types.ts b/src/payload-types.ts
index 6a308a6..47026d5 100644
--- a/src/payload-types.ts
+++ b/src/payload-types.ts
@@ -536,6 +536,85 @@ export interface Page {
             blockName?: string | null;
             blockType: 'hero-slider-block';
           }
+        | {
+            /**
+             * Optionaler Titel über der Galerie
+             */
+            title?: string | null;
+            description?: string | null;
+            /**
+             * Mindestens 1 Bild, maximal 50 Bilder
+             */
+            images: {
+              image: number | Media;
+              caption?: string | null;
+              /**
+               * Alternativer Text für Barrierefreiheit (falls abweichend vom Media Alt)
+               */
+              alt?: string | null;
+              /**
+               * Optionaler Link beim Klick (statt Lightbox)
+               */
+              link?: string | null;
+              id?: string | null;
+            }[];
+            layout?: ('slider' | 'grid' | 'masonry' | 'single' | 'thumbs' | 'filmstrip') | null;
+            grid?: {
+              cols?: ('2' | '3' | '4' | '5' | '6') | null;
+              gap?: ('0' | '8' | '16' | '24' | '32') | null;
+              aspectRatio?: ('square' | '4-3' | '16-9' | '3-4' | 'auto') | null;
+            };
+            slider?: {
+              effect?: ('slide' | 'fade' | 'zoom' | 'flip' | 'coverflow' | 'cube') | null;
+              speed?: ('300' | '500' | '800') | null;
+              perView?: ('1' | '2' | '3' | '4' | 'auto') | null;
+              gap?: ('0' | '8' | '16' | '24') | null;
+              auto?: boolean | null;
+              delay?: ('3000' | '4000' | '5000' | '6000' | '8000') | null;
+              pauseHover?: boolean | null;
+              loop?: boolean | null;
+              centered?: boolean | null;
+            };
+            nav?: {
+              arrows?: boolean | null;
+              arrowStyle?: ('default' | 'minimal' | 'square' | 'hover') | null;
+              dots?: boolean | null;
+              dotStyle?: ('dots' | 'lines' | 'numbers' | 'progress') | null;
+              counter?: boolean | null;
+              swipe?: boolean | null;
+              keys?: boolean | null;
+            };
+            lightbox?: {
+              /**
+               * Bilder bei Klick in Vollansicht öffnen
+               */
+              enabled?: boolean | null;
+              zoom?: boolean | null;
+              download?: boolean | null;
+              share?: boolean | null;
+              captions?: boolean | null;
+              thumbs?: boolean | null;
+              bg?: ('dark' | 'light' | 'blur') | null;
+            };
+            style?: {
+              height?: ('auto' | '300' | '400' | '500' | '600' | 'full') | null;
+              imgFit?: ('cover' | 'contain' | 'fill') | null;
+              rounded?: ('none' | 'sm' | 'md' | 'lg' | 'full') | null;
+              shadow?: boolean | null;
+              border?: boolean | null;
+              hoverEffect?: ('none' | 'zoom' | 'brighten' | 'darken' | 'overlay') | null;
+              captionPos?: ('below' | 'overlay' | 'hover' | 'hidden') | null;
+              bg?: ('none' | 'white' | 'light' | 'dark') | null;
+              padding?: ('none' | 'sm' | 'md' | 'lg') | null;
+            };
+            a11y?: {
+              label?: string | null;
+              reducedMotion?: boolean | null;
+            };
+            id?: string | null;
+            blockName?: string | null;
+            blockType: 'image-slider-block';
+          }
         | {
             content: {
               root: {
@@ -3419,6 +3498,85 @@ export interface PagesSelect<T extends boolean = true> {
               id?: T;
               blockName?: T;
             };
+        'image-slider-block'?:
+          | T
+          | {
+              title?: T;
+              description?: T;
+              images?:
+                | T
+                | {
+                    image?: T;
+                    caption?: T;
+                    alt?: T;
+                    link?: T;
+                    id?: T;
+                  };
+              layout?: T;
+              grid?:
+                | T
+                | {
+                    cols?: T;
+                    gap?: T;
+                    aspectRatio?: T;
+                  };
+              slider?:
+                | T
+                | {
+                    effect?: T;
+                    speed?: T;
+                    perView?: T;
+                    gap?: T;
+                    auto?: T;
+                    delay?: T;
+                    pauseHover?: T;
+                    loop?: T;
+                    centered?: T;
+                  };
+              nav?:
+                | T
+                | {
+                    arrows?: T;
+                    arrowStyle?: T;
+                    dots?: T;
+                    dotStyle?: T;
+                    counter?: T;
+                    swipe?: T;
+                    keys?: T;
+                  };
+              lightbox?:
+                | T
+                | {
+                    enabled?: T;
+                    zoom?: T;
+                    download?: T;
+                    share?: T;
+                    captions?: T;
+                    thumbs?: T;
+                    bg?: T;
+                  };
+              style?:
+                | T
+                | {
+                    height?: T;
+                    imgFit?: T;
+                    rounded?: T;
+                    shadow?: T;
+                    border?: T;
+                    hoverEffect?: T;
+                    captionPos?: T;
+                    bg?: T;
+                    padding?: T;
+                  };
+              a11y?:
+                | T
+                | {
+                    label?: T;
+                    reducedMotion?: T;
+                  };
+              id?: T;
+              blockName?: T;
+            };
         'text-block'?:
           | T
           | {