diff --git a/build.mjs b/build.mjs
index 8521d2b..1ed67b9 100644
--- a/build.mjs
+++ b/build.mjs
@@ -1,5 +1,6 @@
 import * as esbuild from 'esbuild';
 import { copy } from 'esbuild-plugin-copy';
+import { replace } from 'esbuild-plugin-replace';
 
 const options = {
   entryPoints: ['src/index.tsx', 'src/index.html'],
@@ -31,6 +32,9 @@ const options = {
       },
       watch: true,
     }),
+    replace({
+      __MATOMO_TRACKING_HOST: process.env.MATOMO_TRACKING_HOST || 'localhost',
+    }),
   ],
 };
 
diff --git a/package-lock.json b/package-lock.json
index 26c3b4a..f457e4e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -27,6 +27,7 @@
         "@trivago/prettier-plugin-sort-imports": "^4.3.0",
         "esbuild": "0.19.10",
         "esbuild-plugin-copy": "^2.1.1",
+        "esbuild-plugin-replace": "^1.4.0",
         "prettier": "^3.1.1",
         "typescript": "5.0.4"
       }
@@ -1517,6 +1518,15 @@
         "node": ">=8"
       }
     },
+    "node_modules/esbuild-plugin-replace": {
+      "version": "1.4.0",
+      "resolved": "https://registry.npmjs.org/esbuild-plugin-replace/-/esbuild-plugin-replace-1.4.0.tgz",
+      "integrity": "sha512-lP3ZAyzyRa5JXoOd59lJbRKNObtK8pJ/RO7o6vdjwLi71GfbL32NR22ZuS7/cLZkr10/L1lutoLma8E4DLngYg==",
+      "dev": true,
+      "dependencies": {
+        "magic-string": "^0.25.7"
+      }
+    },
     "node_modules/escape-string-regexp": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-4.0.0.tgz",
@@ -1901,6 +1911,15 @@
         "three": ">=0.144.0"
       }
     },
+    "node_modules/magic-string": {
+      "version": "0.25.9",
+      "resolved": "https://registry.npmjs.org/magic-string/-/magic-string-0.25.9.tgz",
+      "integrity": "sha512-RmF0AsMzgt25qzqqLc1+MbHmhdx0ojF2Fvs4XnOqz2ZOBXzzkEwc/dJQZCYHAn7v1jbVOjAZfK8msRn4BxO4VQ==",
+      "dev": true,
+      "dependencies": {
+        "sourcemap-codec": "^1.4.8"
+      }
+    },
     "node_modules/merge2": {
       "version": "1.4.1",
       "resolved": "https://registry.npmjs.org/merge2/-/merge2-1.4.1.tgz",
@@ -2320,6 +2339,13 @@
         "node": ">=0.10.0"
       }
     },
+    "node_modules/sourcemap-codec": {
+      "version": "1.4.8",
+      "resolved": "https://registry.npmjs.org/sourcemap-codec/-/sourcemap-codec-1.4.8.tgz",
+      "integrity": "sha512-9NykojV5Uih4lgo5So5dtw+f0JgJX30KCNI8gwhz2J9A15wD0Ml6tjHKwf6fTSa6fAdVBdZeNOs9eJ71qCk8vA==",
+      "deprecated": "Please use @jridgewell/sourcemap-codec instead",
+      "dev": true
+    },
     "node_modules/stats-gl": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/stats-gl/-/stats-gl-2.0.1.tgz",
@@ -3574,6 +3600,15 @@
         }
       }
     },
+    "esbuild-plugin-replace": {
+      "version": "1.4.0",
+      "resolved": "https://registry.npmjs.org/esbuild-plugin-replace/-/esbuild-plugin-replace-1.4.0.tgz",
+      "integrity": "sha512-lP3ZAyzyRa5JXoOd59lJbRKNObtK8pJ/RO7o6vdjwLi71GfbL32NR22ZuS7/cLZkr10/L1lutoLma8E4DLngYg==",
+      "dev": true,
+      "requires": {
+        "magic-string": "^0.25.7"
+      }
+    },
     "escape-string-regexp": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-4.0.0.tgz",
@@ -3864,6 +3899,15 @@
       "integrity": "sha512-zQ2xd7dNOIVTjAS+hj22fyj1EFYmOJX6tzKjZ92r6WDoq8hyFxjuGA2q950tmR4iC/EKXoMQdSipkaJVuUHDTg==",
       "requires": {}
     },
+    "magic-string": {
+      "version": "0.25.9",
+      "resolved": "https://registry.npmjs.org/magic-string/-/magic-string-0.25.9.tgz",
+      "integrity": "sha512-RmF0AsMzgt25qzqqLc1+MbHmhdx0ojF2Fvs4XnOqz2ZOBXzzkEwc/dJQZCYHAn7v1jbVOjAZfK8msRn4BxO4VQ==",
+      "dev": true,
+      "requires": {
+        "sourcemap-codec": "^1.4.8"
+      }
+    },
     "merge2": {
       "version": "1.4.1",
       "resolved": "https://registry.npmjs.org/merge2/-/merge2-1.4.1.tgz",
@@ -4144,6 +4188,12 @@
       "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.7.tgz",
       "integrity": "sha512-LbrmJOMUSdEVxIKvdcJzQC+nQhe8FUZQTXQy6+I75skNgn3OoQ0DZA8YnFa7gp8tqtL3KPf1kmo0R5DoApeSGQ=="
     },
+    "sourcemap-codec": {
+      "version": "1.4.8",
+      "resolved": "https://registry.npmjs.org/sourcemap-codec/-/sourcemap-codec-1.4.8.tgz",
+      "integrity": "sha512-9NykojV5Uih4lgo5So5dtw+f0JgJX30KCNI8gwhz2J9A15wD0Ml6tjHKwf6fTSa6fAdVBdZeNOs9eJ71qCk8vA==",
+      "dev": true
+    },
     "stats-gl": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/stats-gl/-/stats-gl-2.0.1.tgz",
diff --git a/package.json b/package.json
index 05f7930..e515299 100644
--- a/package.json
+++ b/package.json
@@ -16,6 +16,7 @@
     "@trivago/prettier-plugin-sort-imports": "^4.3.0",
     "esbuild": "0.19.10",
     "esbuild-plugin-copy": "^2.1.1",
+    "esbuild-plugin-replace": "^1.4.0",
     "prettier": "^3.1.1",
     "typescript": "5.0.4"
   },
diff --git a/src/index.html b/src/index.html
index 10617c3..c2fea2c 100644
--- a/src/index.html
+++ b/src/index.html
@@ -12,5 +12,34 @@
   <body>
     <div id="root"></div>
     <script src="index.js"></script>
+
+    <!-- Matomo -->
+    <script>
+      var _paq = (window._paq = window._paq || []);
+      /* tracker methods like "setCustomDimension" should be called before "trackPageView" */
+      _paq.push(['trackPageView']);
+      _paq.push(['enableLinkTracking']);
+      (function () {
+        var u = '//__MATOMO_TRACKING_HOST/';
+        _paq.push(['setTrackerUrl', u + 'matomo.php']);
+        _paq.push(['setSiteId', '2']);
+        var d = document,
+          g = d.createElement('script'),
+          s = d.getElementsByTagName('script')[0];
+        g.async = true;
+        g.src = u + 'matomo.js';
+        s.parentNode.insertBefore(g, s);
+      })();
+    </script>
+    <!-- End Matomo Code -->
+
+    <noscript>
+      <img
+        referrerpolicy="no-referrer-when-downgrade"
+        src="https://__MATOMO_TRACKING_HOST/matomo.php?idsite=2&amp;rec=1"
+        style="border: 0"
+        alt=""
+      />
+    </noscript>
   </body>
 </html>