diff --git a/website/.vitepress/config.ts b/website/.vitepress/config.ts
index d61068b6..c61dd38e 100644
--- a/website/.vitepress/config.ts
+++ b/website/.vitepress/config.ts
@@ -1,4 +1,4 @@
-import { defineConfig } from 'vitepress';
+import { defineConfig, HeadConfig } from 'vitepress';
 import githubLinksPlugin from './plugins/github-links';
 import { readFileSync } from 'fs';
 import { resolve } from 'path';
@@ -9,7 +9,7 @@ import {
   localIconLoader
 } from 'vitepress-plugin-group-icons';
 import { team } from './team.ts';
-import { taskDescription, taskName } from './meta.ts';
+import { taskDescription, taskName, ogUrl, ogImage } from './meta.ts';
 import { fileURLToPath, URL } from 'node:url';
 import llmstxt, { copyOrDownloadAsMarkdownButtons } from 'vitepress-plugin-llms';
 
@@ -40,7 +40,7 @@ export default defineConfig({
       {
         rel: 'icon',
         type: 'image/x-icon',
-        href: '/img/favicon.icon',
+        href: '/img/favicon.ico',
         sizes: '48x48'
       }
     ],
@@ -53,17 +53,23 @@ export default defineConfig({
         href: '/img/logo.svg'
       }
     ],
-    [
-      'link',
-      {
-        rel: 'canonical',
-        href: 'https://taskfile.dev/'
-      }
-    ],
     [
       'meta',
       { name: 'author', content: `${team.map((c) => c.name).join(', ')}` }
     ],
+    // Open Graph
+    ['meta', { property: 'og:type', content: 'website' }],
+    ['meta', { property: 'og:site_name', content: taskName }],
+    ['meta', { property: 'og:title', content: taskName }],
+    ['meta', { property: 'og:description', content: taskDescription }],
+    ['meta', { property: 'og:image', content: ogImage }],
+    ['meta', { property: 'og:url', content: ogUrl }],
+    // Twitter Card
+    ['meta', { name: 'twitter:card', content: 'summary_large_image' }],
+    ['meta', { name: 'twitter:site', content: '@taskfiledev' }],
+    ['meta', { name: 'twitter:title', content: taskName }],
+    ['meta', { name: 'twitter:description', content: taskDescription }],
+    ['meta', { name: 'twitter:image', content: ogImage }],
     [
       'meta',
       {
@@ -81,6 +87,22 @@ export default defineConfig({
       }
     ]
   ],
+  transformHead({ pageData }) {
+    const head: HeadConfig[] = []
+
+    // Canonical URL dynamique
+    const canonicalUrl = `https://taskfile.dev/${pageData.relativePath
+      .replace(/\.md$/, '')
+      .replace(/index$/, '')}`
+    head.push(['link', { rel: 'canonical', href: canonicalUrl }])
+
+    // Noindex pour 404
+    if (pageData.relativePath === '404.md') {
+      head.push(['meta', { name: 'robots', content: 'noindex, nofollow' }])
+    }
+
+    return head
+  },
   srcDir: 'src',
   cleanUrls: true,
   markdown: {
@@ -342,6 +364,12 @@ export default defineConfig({
     }
   },
   sitemap: {
-    hostname: 'https://taskfile.dev'
+    hostname: 'https://taskfile.dev',
+    transformItems: (items) => {
+      return items.map((item) => ({
+        ...item,
+        lastmod: new Date().toISOString()
+      }));
+    }
   }
 });
diff --git a/website/.vitepress/meta.ts b/website/.vitepress/meta.ts
index c6c1108a..5c944580 100644
--- a/website/.vitepress/meta.ts
+++ b/website/.vitepress/meta.ts
@@ -3,3 +3,4 @@ export const taskDescription =
   'A fast, cross-platform build tool inspired by Make, designed for modern workflows.';
 
 export const ogUrl = 'https://taskfile.dev/';
+export const ogImage = 'https://taskfile.dev/img/logo.png';
diff --git a/website/package.json b/website/package.json
index 8562bb10..eca45ff3 100644
--- a/website/package.json
+++ b/website/package.json
@@ -20,10 +20,8 @@
     "vitepress": "^1.6.3",
     "vitepress-plugin-group-icons": "^1.6.1",
     "vitepress-plugin-tabs": "^0.7.1",
+    "vitepress-plugin-llms": "^1.9.1",
     "vue": "^3.5.18"
   },
-  "packageManager": "pnpm@10.26.0+sha512.3b3f6c725ebe712506c0ab1ad4133cf86b1f4b687effce62a9b38b4d72e3954242e643190fc51fa1642949c735f403debd44f5cb0edd657abe63a8b6a7e1e402",
-  "dependencies": {
-    "vitepress-plugin-llms": "^1.9.1"
-  }
+  "packageManager": "pnpm@10.26.0+sha512.3b3f6c725ebe712506c0ab1ad4133cf86b1f4b687effce62a9b38b4d72e3954242e643190fc51fa1642949c735f403debd44f5cb0edd657abe63a8b6a7e1e402"
 }
diff --git a/website/pnpm-lock.yaml b/website/pnpm-lock.yaml
index 138d6039..f88bbb8a 100644
--- a/website/pnpm-lock.yaml
+++ b/website/pnpm-lock.yaml
@@ -7,10 +7,6 @@ settings:
 importers:
 
   .:
-    dependencies:
-      vitepress-plugin-llms:
-        specifier: ^1.9.1
-        version: 1.9.3
     devDependencies:
       '@types/markdown-it':
         specifier: ^14.1.2
@@ -30,6 +26,9 @@ importers:
       vitepress-plugin-group-icons:
         specifier: ^1.6.1
         version: 1.6.5(vite@5.4.19(@types/node@24.10.4))
+      vitepress-plugin-llms:
+        specifier: ^1.9.1
+        version: 1.9.3
       vitepress-plugin-tabs:
         specifier: ^0.7.1
         version: 0.7.3(vitepress@1.6.4(@algolia/client-search@5.35.0)(@types/node@24.10.4)(jwt-decode@4.0.0)(postcss@8.5.6)(search-insights@2.17.3)(typescript@5.9.3))(vue@3.5.25(typescript@5.9.3))
diff --git a/website/src/public/favicon.ico b/website/src/public/favicon.ico
new file mode 100644
index 00000000..c80dce81
Binary files /dev/null and b/website/src/public/favicon.ico differ