diff --git a/package-lock.json b/package-lock.json
index b0a4c0ba..31149265 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -158,6 +158,7 @@
         "@types/superagent": "^8.1.9",
         "@types/xml2js": "^0.4.11",
         "@vitejs/plugin-react": "^6.0.1",
+        "@welldone-software/why-did-you-render": "^10.0.1",
         "ansi-to-react": "^6.2.6",
         "autoprefixer": "^10.4.27",
         "chai": "^4.3.6",
@@ -6726,6 +6727,19 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/@welldone-software/why-did-you-render": {
+      "version": "10.0.1",
+      "resolved": "https://registry.npmjs.org/@welldone-software/why-did-you-render/-/why-did-you-render-10.0.1.tgz",
+      "integrity": "sha512-tMgGkt30iVYeLMUKExNmtm019QgyjLtA7lwB0QAizYNEuihlCG2eoAWBBaz/bDeI7LeqAJ9msC6hY3vX+JB97g==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "lodash": "^4"
+      },
+      "peerDependencies": {
+        "react": "^19"
+      }
+    },
     "node_modules/@xhayper/discord-rpc": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/@xhayper/discord-rpc/-/discord-rpc-1.3.0.tgz",
diff --git a/package.json b/package.json
index be6de4c3..5698e592 100644
--- a/package.json
+++ b/package.json
@@ -197,6 +197,7 @@
     "@types/superagent": "^8.1.9",
     "@types/xml2js": "^0.4.11",
     "@vitejs/plugin-react": "^6.0.1",
+    "@welldone-software/why-did-you-render": "^10.0.1",
     "ansi-to-react": "^6.2.6",
     "autoprefixer": "^10.4.27",
     "chai": "^4.3.6",
diff --git a/src/client/index-next.tsx b/src/client/index-next.tsx
index 265ad109..cde9e722 100644
--- a/src/client/index-next.tsx
+++ b/src/client/index-next.tsx
@@ -1,3 +1,4 @@
+//import './wdyr.js';
 import React from 'react';
 import ReactDOM from 'react-dom/client';
 import App from './AppNext.js';
diff --git a/src/client/wdyr.tsx b/src/client/wdyr.tsx
new file mode 100644
index 00000000..331ba83d
--- /dev/null
+++ b/src/client/wdyr.tsx
@@ -0,0 +1,14 @@
+import React from 'react';
+import whyDidYouRender from '@welldone-software/why-did-you-render';
+
+if (process.env.NODE_ENV === 'development') {
+    console.log('init wdyr')
+  whyDidYouRender(React, {
+    include: [/ActivityDetails|ActivityCollapsible/],
+    exclude: [/^BrowserRouter/, /^Link/, /^Route/],
+    // collapseGroups: false,
+    // trackHooks: true,
+    trackAllPureComponents: false,
+    // logOnDifferentValues: true,
+  });
+}
\ No newline at end of file