diff --git a/src/app/confidentialite/page.tsx b/src/app/confidentialite/page.tsx
index 99f1d2a..59f0e62 100644
--- a/src/app/confidentialite/page.tsx
+++ b/src/app/confidentialite/page.tsx
@@ -7,6 +7,7 @@ import {
 } from "lucide-react";
 import Link from "next/link";
 
+import { SiteFooter } from "@/components/site-footer";
 import { SiteHeader } from "@/components/site-header";
 import { getAssociationSettings } from "@/lib/services/association-settings";
 
@@ -143,6 +144,8 @@ export default async function PrivacyPage() {
           ← Retour à l'accueil
         </Link>
       </main>
+
+      <SiteFooter />
     </div>
   );
 }
diff --git a/src/app/inscription/[token]/page.tsx b/src/app/inscription/[token]/page.tsx
index 8325ee4..3663fb2 100644
--- a/src/app/inscription/[token]/page.tsx
+++ b/src/app/inscription/[token]/page.tsx
@@ -10,6 +10,7 @@ import {
 import Link from "next/link";
 
 import { FormattedText } from "@/components/formatted-text";
+import { SiteFooter } from "@/components/site-footer";
 import { SiteHeader } from "@/components/site-header";
 import {
   VolunteerSignupForm,
@@ -199,6 +200,8 @@ export default async function InscriptionPage({
           </section>
         </div>
       </main>
+
+      <SiteFooter />
     </div>
   );
 }
diff --git a/src/app/page.tsx b/src/app/page.tsx
index 2f01c59..1f548fe 100644
--- a/src/app/page.tsx
+++ b/src/app/page.tsx
@@ -10,6 +10,7 @@ import {
 import Link from "next/link";
 
 import { FormattedText } from "@/components/formatted-text";
+import { SiteFooter } from "@/components/site-footer";
 import { SiteHeader } from "@/components/site-header";
 import { getUpcomingPublishedEvents } from "@/lib/data";
 import { formatDateTime } from "@/lib/dates";
@@ -336,22 +337,7 @@ export default async function HomePage() {
         </section>
       </main>
 
-      <footer className="bg-brand-950 py-8 text-sm text-brand-200">
-        <div className="mx-auto flex max-w-7xl flex-col items-center justify-between gap-4 px-4 text-center sm:flex-row sm:px-6 sm:text-left">
-          <div className="flex items-center gap-3">
-            <span className="h-3 w-3 rounded-full bg-sea-500" />
-            <p className="font-semibold">
-              {settings.associationName} — ensemble, pour nos enfants.
-            </p>
-          </div>
-          <Link
-            href="/confidentialite"
-            className="rounded-md font-bold text-white transition-colors hover:text-sea-200 focus:outline-none focus-visible:ring-4 focus-visible:ring-brand-700"
-          >
-            Politique de confidentialité
-          </Link>
-        </div>
-      </footer>
+      <SiteFooter />
     </div>
   );
 }
diff --git a/src/app/rejoindre/page.tsx b/src/app/rejoindre/page.tsx
index bc33644..3e9e5d7 100644
--- a/src/app/rejoindre/page.tsx
+++ b/src/app/rejoindre/page.tsx
@@ -12,6 +12,7 @@ import type { Metadata } from "next";
 import Link from "next/link";
 
 import { JoinForm } from "@/components/join-form";
+import { SiteFooter } from "@/components/site-footer";
 import { SiteHeader } from "@/components/site-header";
 import { getAssociationSettings } from "@/lib/services/association-settings";
 
@@ -185,6 +186,8 @@ export default async function RejoindrePage() {
           </div>
         </section>
       </main>
+
+      <SiteFooter />
     </div>
   );
 }
diff --git a/src/components/site-footer.tsx b/src/components/site-footer.tsx
new file mode 100644
index 0000000..31d8ddf
--- /dev/null
+++ b/src/components/site-footer.tsx
@@ -0,0 +1,40 @@
+import { Github } from "lucide-react";
+import Link from "next/link";
+
+import { PROJECT_REPOSITORY_URL } from "@/lib/app-config";
+import { getAssociationSettings } from "@/lib/services/association-settings";
+
+/** Pied de page commun aux écrans publics. */
+export async function SiteFooter() {
+  const settings = await getAssociationSettings();
+
+  return (
+    <footer className="bg-brand-950 py-8 text-sm text-brand-200">
+      <div className="mx-auto flex max-w-7xl flex-col items-center justify-between gap-4 px-4 text-center sm:flex-row sm:px-6 sm:text-left">
+        <div className="flex items-center gap-3">
+          <span className="h-3 w-3 rounded-full bg-sea-500" aria-hidden="true" />
+          <p className="font-semibold">
+            {settings.associationName} — ensemble, pour nos enfants.
+          </p>
+        </div>
+        <div className="flex flex-wrap items-center justify-center gap-x-6 gap-y-2">
+          <Link
+            href="/confidentialite"
+            className="rounded-md font-bold text-white transition-colors hover:text-sea-200 focus:outline-none focus-visible:ring-4 focus-visible:ring-brand-700"
+          >
+            Politique de confidentialité
+          </Link>
+          <a
+            href={PROJECT_REPOSITORY_URL}
+            target="_blank"
+            rel="noreferrer"
+            className="inline-flex items-center gap-2 rounded-md font-bold text-white transition-colors hover:text-sea-200 focus:outline-none focus-visible:ring-4 focus-visible:ring-brand-700"
+          >
+            <Github className="h-4 w-4" aria-hidden="true" />
+            Code source du site
+          </a>
+        </div>
+      </div>
+    </footer>
+  );
+}
diff --git a/src/lib/app-config.ts b/src/lib/app-config.ts
index 811b479..3c1377d 100644
--- a/src/lib/app-config.ts
+++ b/src/lib/app-config.ts
@@ -20,3 +20,13 @@ export const CONTACT_EMAIL =
  */
 export const ASSOCIATION_RNA =
   process.env.NEXT_PUBLIC_ASSOCIATION_RNA?.trim() || "";
+
+/**
+ * Dépôt du projet, au format `organisation/dépôt`. Même valeur que celle
+ * surveillée par l'indicateur de version : une instance dérivée renvoie ainsi
+ * vers son propre code, pas vers celui d'origine.
+ */
+export const PROJECT_REPOSITORY =
+  process.env.UPDATE_REPOSITORY?.trim() || "flocom/APEL-manager";
+
+export const PROJECT_REPOSITORY_URL = `https://github.com/${PROJECT_REPOSITORY}`;