diff --git a/apps/client/src/index.tsx b/apps/client/src/index.tsx
index 043172be6..08b5f233b 100644
--- a/apps/client/src/index.tsx
+++ b/apps/client/src/index.tsx
@@ -12,13 +12,38 @@ import './index.scss';
 const container = document.getElementById('root');
 const root = createRoot(container as Element);
 
+// https://docs.sentry.io/platforms/javascript/configuration/filtering/#decluttering-sentry
+const sentryRecommendedIgnore = [
+  // Random plugins/extensions
+  'top.GLOBALS',
+  // See: http://blog.errorception.com/2012/03/tale-of-unfindable-js-error.html
+  'originalCreateNotification',
+  'canvas.contentDocument',
+  'MyApp_RemoveAllHighlights',
+  'http://tt.epicplay.com',
+  "Can't find variable: ZiteReader",
+  'jigsaw is not defined',
+  'ComboSearch is not defined',
+  'http://loading.retry.widdit.com/',
+  'atomicFindClose',
+  // Facebook borked
+  'fb_xd_fragment',
+  // ISP "optimizing" proxy - `Cache-Control: no-transform` seems to
+  // reduce this. (thanks @acdha)
+  // See http://stackoverflow.com/questions/4113268
+  'bmi_SafeAddOnload',
+  'EBCallBackMessageReceived',
+  // See http://toolbar.conduit.com/Developer/HtmlAndGadget/Methods/JSInjection.aspx
+  'conduitPage',
+];
+
 Sentry.init({
   dsn: 'https://5e4d2c4b57ab409cb98d4c08b2014755@o4504288369836032.ingest.sentry.io/4504288371343360',
   integrations: [new BrowserTracing()],
   tracesSampleRate: 0.3,
   release: ONTIME_VERSION,
   enabled: import.meta.env.PROD,
-  ignoreErrors: ['top.GLOBALS', 'Unable to preload CSS', 'Failed to fetch dynamically imported module'],
+  ignoreErrors: [...sentryRecommendedIgnore, 'Unable to preload CSS', 'Failed to fetch dynamically imported module'],
   denyUrls: [/extensions\//i, /^chrome:\/\//i, /^chrome-extension:\/\//i],
 });