diff --git a/custom.template.nix b/custom.template.nix
index 81b0016..70ee7f1 100644
--- a/custom.template.nix
+++ b/custom.template.nix
@@ -22,4 +22,20 @@
 
   # ─── Add your custom NixOS configuration below ───────────
 
+  # ─── Custom Caddy virtual hosts ──────────────────────────
+  # Uncomment and edit below to add your own Caddy sites:
+  #
+  # sovran_systemsOS.caddy.extraVirtualHosts = ''
+  #   mysite.example.com {
+  #     encode gzip zstd
+  #     root * /var/lib/www/mysite
+  #     php_fastcgi unix//run/phpfpm/mypool.sock
+  #     file_server browse
+  #   }
+  #
+  #   anotherdomain.com {
+  #     reverse_proxy localhost:9090
+  #   }
+  # '';
+
 }
\ No newline at end of file
diff --git a/modules/core/caddy.nix b/modules/core/caddy.nix
index 7f4d811..15b0cba 100755
--- a/modules/core/caddy.nix
+++ b/modules/core/caddy.nix
@@ -2,6 +2,7 @@
 
 let
   exposeBtcpay = config.sovran_systemsOS.web.btcpayserver;
+  extraVhosts = config.sovran_systemsOS.caddy.extraVirtualHosts;
 in
 {
   services.caddy = {
@@ -170,6 +171,11 @@ EOF
   encode gzip zstd
 }
 EOF
+
+      # ── Custom vhosts from custom.nix ──────────────
+      cat >> /run/caddy/Caddyfile <<'CUSTOM_VHOSTS_EOF'
+${extraVhosts}
+CUSTOM_VHOSTS_EOF
     '';
   };
 }
diff --git a/modules/core/roles.nix b/modules/core/roles.nix
index 2de80d5..95d5a2e 100755
--- a/modules/core/roles.nix
+++ b/modules/core/roles.nix
@@ -60,6 +60,15 @@
       };
     };
 
+    # ── Caddy customisation ───────────────────────────────────
+    caddy = {
+      extraVirtualHosts = lib.mkOption {
+        type = lib.types.lines;
+        default = "";
+        description = "Additional raw Caddyfile blocks appended to the generated Caddy config. Use this in custom.nix to add custom domains and reverse proxies.";
+      };
+    };
+
     # ── Domain setup registry ─────────────────────────────────
     domainRequirements = lib.mkOption {
       type = lib.types.listOf (lib.types.submodule {