diff --git a/packages/core-extensions/src/disableSentry/host.ts b/packages/core-extensions/src/disableSentry/host.ts
index 909b247..54548de 100644
--- a/packages/core-extensions/src/disableSentry/host.ts
+++ b/packages/core-extensions/src/disableSentry/host.ts
@@ -1,6 +1,5 @@
 import { join } from "node:path";
 import { Module } from "node:module";
-import { BrowserWindow } from "electron";
 
 const logger = moonlightHost.getLogger("disableSentry");
 
@@ -24,19 +23,3 @@ if (moonlightHost.asarPath !== "moonlightDesktop") {
     logger.error("Failed to stub Sentry host side:", err);
   }
 }
-
-moonlightHost.events.on("window-created", (window: BrowserWindow) => {
-  window.webContents.session.webRequest.onBeforeRequest(
-    {
-      urls: [
-        "https://*.sentry.io/*",
-        "https://*.discord.com/error-reporting-proxy/*",
-        "https://discord.com/assets/sentry.*.js",
-        "https://*.discord.com/assets/sentry.*.js"
-      ]
-    },
-    function (details, callback) {
-      callback({ cancel: true });
-    }
-  );
-});
diff --git a/packages/core-extensions/src/disableSentry/manifest.json b/packages/core-extensions/src/disableSentry/manifest.json
index 3e91eda..0f8c815 100644
--- a/packages/core-extensions/src/disableSentry/manifest.json
+++ b/packages/core-extensions/src/disableSentry/manifest.json
@@ -6,5 +6,11 @@
     "tagline": "Turns off Discord's error reporting systems",
     "authors": ["Cynosphere", "NotNite"],
     "tags": ["privacy"]
-  }
+  },
+  "blocked": [
+    "https://*.sentry.io/*",
+    "https://*.discord.com/error-reporting-proxy/*",
+    "https://discord.com/assets/sentry.*.js",
+    "https://*.discord.com/assets/sentry.*.js"
+  ]
 }
diff --git a/packages/core-extensions/src/noTrack/host.ts b/packages/core-extensions/src/noTrack/host.ts
deleted file mode 100644
index f24909f..0000000
--- a/packages/core-extensions/src/noTrack/host.ts
+++ /dev/null
@@ -1,15 +0,0 @@
-import { BrowserWindow } from "electron";
-
-moonlightHost.events.on("window-created", (window: BrowserWindow) => {
-  window.webContents.session.webRequest.onBeforeRequest(
-    {
-      urls: [
-        "https://*.discord.com/api/v*/science",
-        "https://*.discord.com/api/v*/metrics"
-      ]
-    },
-    function (details, callback) {
-      callback({ cancel: true });
-    }
-  );
-});
diff --git a/packages/core-extensions/src/noTrack/manifest.json b/packages/core-extensions/src/noTrack/manifest.json
index bff28f4..f9fc268 100644
--- a/packages/core-extensions/src/noTrack/manifest.json
+++ b/packages/core-extensions/src/noTrack/manifest.json
@@ -6,5 +6,9 @@
     "tagline": "Disables /api/science and analytics",
     "authors": ["Cynosphere", "NotNite"],
     "tags": ["privacy"]
-  }
+  },
+  "blocked": [
+    "https://*.discord.com/api/v*/science",
+    "https://*.discord.com/api/v*/metrics"
+  ]
 }
diff --git a/packages/injector/src/index.ts b/packages/injector/src/index.ts
index 562a5ec..6563836 100644
--- a/packages/injector/src/index.ts
+++ b/packages/injector/src/index.ts
@@ -21,6 +21,7 @@ const logger = new Logger("injector");
 
 let oldPreloadPath: string | undefined;
 let corsAllow: string[] = [];
+let blockedUrls: RegExp[] = [];
 let isMoonlightDesktop = false;
 let hasOpenAsar = false;
 let openAsarConfigPreload: string | undefined;
@@ -41,6 +42,39 @@ ipcMain.handle(constants.ipcSetCorsList, (_, list) => {
   corsAllow = list;
 });
 
+const reEscapeRegExp = /[\\^$.*+?()[\]{}|]/g;
+const reMatchPattern =
+  /^(?<scheme>\*|[a-z][a-z0-9+.-]*):\/\/(?<host>.+?)\/(?<path>.+)?$/;
+
+const escapeRegExp = (s: string) => s.replace(reEscapeRegExp, "\\$&");
+ipcMain.handle(constants.ipcSetBlockedList, (_, list: string[]) => {
+  // We compile the patterns into a RegExp based on a janky match pattern-like syntax
+  const compiled = list
+    .map((pattern) => {
+      const match = pattern.match(reMatchPattern);
+      if (!match?.groups) return;
+
+      let regex = "";
+      if (match.groups.scheme === "*") regex += ".+?";
+      else regex += escapeRegExp(match.groups.scheme);
+      regex += ":\\/\\/";
+
+      const parts = match.groups.host.split(".");
+      if (parts[0] === "*") {
+        parts.shift();
+        regex += "(?:.+?\\.)?";
+      }
+      regex += escapeRegExp(parts.join("."));
+
+      regex += "\\/" + escapeRegExp(match.groups.path).replace("\\*", ".*?");
+
+      return new RegExp("^" + regex + "$");
+    })
+    .filter(Boolean) as RegExp[];
+
+  blockedUrls = compiled;
+});
+
 function patchCsp(headers: Record<string, string[]>) {
   const directives = [
     "style-src",
@@ -118,6 +152,12 @@ class BrowserWindow extends ElectronBrowserWindow {
       }
     });
 
+    // Allow plugins to block some URLs,
+    // this is needed because multiple webRequest handlers cannot be registered at once
+    this.webContents.session.webRequest.onBeforeRequest((details, cb) => {
+      cb({ cancel: blockedUrls.some((u) => u.test(details.url)) });
+    });
+
     if (hasOpenAsar) {
       // Remove DOM injections
       // Settings can still be opened via:
diff --git a/packages/node-preload/src/index.ts b/packages/node-preload/src/index.ts
index 85817b7..6e5d3e6 100644
--- a/packages/node-preload/src/index.ts
+++ b/packages/node-preload/src/index.ts
@@ -52,9 +52,9 @@ async function injectGlobals() {
   await loadProcessedExtensions(processedExtensions);
   contextBridge.exposeInMainWorld("moonlightNode", moonlightNode);
 
-  const extCors = moonlightNode.processedExtensions.extensions
-    .map((x) => x.manifest.cors ?? [])
-    .flat();
+  const extCors = moonlightNode.processedExtensions.extensions.flatMap(
+    (x) => x.manifest.cors ?? []
+  );
 
   for (const repo of moonlightNode.config.repositories) {
     const url = new URL(repo);
@@ -63,6 +63,11 @@ async function injectGlobals() {
   }
 
   ipcRenderer.invoke(constants.ipcSetCorsList, extCors);
+
+  const extBlocked = moonlightNode.processedExtensions.extensions.flatMap(
+    (e) => e.manifest.blocked ?? []
+  );
+  ipcRenderer.invoke(constants.ipcSetBlockedList, extBlocked);
 }
 
 async function loadPreload() {
diff --git a/packages/types/src/constants.ts b/packages/types/src/constants.ts
index 99b7c06..978f4c8 100644
--- a/packages/types/src/constants.ts
+++ b/packages/types/src/constants.ts
@@ -8,5 +8,6 @@ export const ipcGetAppData = "_moonlight_getAppData";
 export const ipcGetIsMoonlightDesktop = "_moonlight_getIsMoonlightDesktop";
 export const ipcMessageBox = "_moonlight_messageBox";
 export const ipcSetCorsList = "_moonlight_setCorsList";
+export const ipcSetBlockedList = "_moonlight_setBlockedList";
 
 export const apiLevel = 2;
diff --git a/packages/types/src/extension.ts b/packages/types/src/extension.ts
index 744af71..8eaa777 100644
--- a/packages/types/src/extension.ts
+++ b/packages/types/src/extension.ts
@@ -47,7 +47,9 @@ export type ExtensionManifest = {
   incompatible?: string[];
 
   settings?: Record<string, ExtensionSettingsManifest>;
+
   cors?: string[];
+  blocked?: string[];
 };
 
 export enum ExtensionLoadSource {