diff --git a/src/assets/views/templates/BaseTemplate.svelte b/src/assets/views/templates/BaseTemplate.svelte
index 9b27141..c86a11a 100644
--- a/src/assets/views/templates/BaseTemplate.svelte
+++ b/src/assets/views/templates/BaseTemplate.svelte
@@ -3,10 +3,12 @@
     import BaseFooter from "./base/BaseFooter.svelte";
     import BaseHeader from "./base/BaseHeader.svelte";
     import CommonScripts from "./CommonScripts.svelte";
+    import {locals} from '../../ts/stores.js';
 
     export let title: string;
     export let h1: string = title;
     export let description: string;
+    export let previewImageUrl: string | undefined = undefined;
     export let refresh_after: number | undefined = undefined;
     export let noHeader: boolean = false;
     export let noH1: boolean = false;
@@ -37,8 +39,22 @@
     <meta name="viewport" content="width=device-width,initial-scale=1.0">
 
     <title>{title || 'Undefined title'}</title>
+
+    <!-- Open Graph / Facebook -->
+    <meta property="og:type" content="website">
+    <meta property="og:title" content={title}>
+    <meta property="og:url" content="{$locals.app.public_url + $locals.url}">
+    <meta property="twitter:title" content={title}>
+    <meta property="twitter:url" content={$locals.app.public_url + $locals.url}>
     {#if description}
         <meta name="description" content={description}>
+        <meta property="og:description" content={description}>
+        <meta property="twitter:description" content={description}>
+    {/if}
+    {#if previewImageUrl}
+        <meta property="og:image" content={previewImageUrl}>
+        <meta property="twitter:card" content="summary_large_image">
+        <meta property="twitter:image" content={previewImageUrl}>
     {/if}
 
     <link rel="shortcut icon" type="image/png" href="/img/logox1024.png">