diff --git a/.changeset/loud-melons-rescue.md b/.changeset/loud-melons-rescue.md
new file mode 100644
index 000000000..f4f97eaf3
--- /dev/null
+++ b/.changeset/loud-melons-rescue.md
@@ -0,0 +1,5 @@
+---
+'@spotlightjs/spotlight': minor
+---
+
+Add `#debug` flag to standalone Spotlight web UI
diff --git a/packages/spotlight/src/index.html b/packages/spotlight/src/index.html
index bb92c8b7c..af4d55da9 100644
--- a/packages/spotlight/src/index.html
+++ b/packages/spotlight/src/index.html
@@ -23,6 +23,7 @@
       Spotlight.init({
         fullPage: true,
         injectImmediately: true,
+        debug: document.URL.toLowerCase().endsWith('#debug'),
         showTriggerButton: false,
       });
     </script>