diff --git a/d2warehouse/app/static/helpers.js b/d2warehouse/app/static/helpers.js
new file mode 100644
index 0000000..3c8b73a
--- /dev/null
+++ b/d2warehouse/app/static/helpers.js
@@ -0,0 +1,13 @@
+function toggleSelectAll(tabIndex) {
+    const tab = document.querySelector(`[data-tab="${tabIndex}"]`);
+    const checkboxes = tab.querySelectorAll('input[type="checkbox"]');
+
+   if (checkboxes.length === 0)
+        return;
+
+    const allSelected = Array.from(checkboxes).every(cb => cb.checked);
+
+    checkboxes.forEach(cb => {
+        cb.checked = !allSelected;
+    });
+}
diff --git a/d2warehouse/app/templates/list_stash.html b/d2warehouse/app/templates/list_stash.html
index 4ce1417..6ad3b51 100644
--- a/d2warehouse/app/templates/list_stash.html
+++ b/d2warehouse/app/templates/list_stash.html
@@ -4,13 +4,14 @@
     <meta charset="utf-8">
     <title>Shared Stash</title>
     <link rel="stylesheet" href="/static/style.css" />
+    <script src="/static/helpers.js"></script>
   <head>
   <body>
     <form action="/stash/{{stash_name}}/store" method="POST">
     {% for tab in stash.tabs %}
       {% set tabloop = loop %}
-      <h2>Tab {{tabloop.index}}</h2>
-      <div class="stash-tab">
+      <h2>Tab {{tabloop.index}} <button type="button" onclick="toggleSelectAll({{tabloop.index}})">Select All</button> </h2>
+      <div class="stash-tab" data-tab="{{tabloop.index}}">
         {% for item in tab.items %}
         {% set itemloop = loop %}
         {% include "item.html" %}
