diff --git a/src/components/capes/CapeCard.tsx b/src/components/capes/CapeCard.tsx
index af5d751d..b45eb271 100644
--- a/src/components/capes/CapeCard.tsx
+++ b/src/components/capes/CapeCard.tsx
@@ -1,7 +1,6 @@
 "use client";
 
-import type React from "react";
-import { useEffect, useState } from "react";
+import React, { useEffect, useState } from "react";
 import type { CosmeticCape } from "../../types/noriskCapes";
 import { useThemeStore } from "../../store/useThemeStore";
 import { IconButton } from "../ui/buttons/IconButton";
@@ -26,7 +25,7 @@ const CARD_MIN_WIDTH = 210;
 const IMAGE_TARGET_HEIGHT = 160;
 const IMAGE_TARGET_WIDTH = 100;
 
-export function CapeCard({
+export const CapeCard = React.memo(function CapeCard({
   cape,
   onEquip,
   isSelected,
@@ -175,4 +174,4 @@ export function CapeCard({
       </Card>
     </div>
   );
-}
+});
diff --git a/src/components/capes/CapeList.tsx b/src/components/capes/CapeList.tsx
index 0b049b63..e177cc13 100644
--- a/src/components/capes/CapeList.tsx
+++ b/src/components/capes/CapeList.tsx
@@ -58,7 +58,7 @@ interface CapeItemDisplayProps {
   onContextMenu?: (e: React.MouseEvent) => void;
 }
 
-function CapeItemDisplay({
+const CapeItemDisplay = React.memo(function CapeItemDisplay({
   cape,
   imageUrl,
   isCurrentlyEquipping,
@@ -199,7 +199,7 @@ function CapeItemDisplay({
       )}
     </Card>
   );
-}
+});
 
 interface AddCapeCardProps {
   onClick: () => void;
diff --git a/src/components/profiles/detail/ContentPackRow.tsx b/src/components/profiles/detail/ContentPackRow.tsx
index 5061fc6e..15a8a027 100644
--- a/src/components/profiles/detail/ContentPackRow.tsx
+++ b/src/components/profiles/detail/ContentPackRow.tsx
@@ -1,7 +1,6 @@
 "use client";
 
-import type React from "react";
-import { useEffect, useRef, useState } from "react";
+import React, { useEffect, useRef, useState } from "react";
 import { Icon } from "@iconify/react";
 import { ToggleSwitch } from "../../ui/ToggleSwitch";
 import type { ModrinthVersion } from "../../../types/modrinth";
@@ -52,7 +51,7 @@ interface ContentPackRowProps {
   children?: React.ReactNode;
 }
 
-export function ContentPackRow({
+export const ContentPackRow = React.memo(function ContentPackRow({
   contentPack,
   isSelected,
   onSelect,
@@ -326,4 +325,4 @@ export function ContentPackRow({
       {children}
     </div>
   );
-}
+});
diff --git a/src/components/profiles/detail/ModRow.tsx b/src/components/profiles/detail/ModRow.tsx
index b1c3afab..189803a4 100644
--- a/src/components/profiles/detail/ModRow.tsx
+++ b/src/components/profiles/detail/ModRow.tsx
@@ -1,6 +1,6 @@
 "use client";
 
-import { useEffect, useRef, useState } from "react";
+import React, { useEffect, useRef, useState } from "react";
 import { Icon } from "@iconify/react";
 import { cn } from "../../../lib/utils";
 import type { Mod } from "../../../types/profile";
@@ -25,7 +25,7 @@ interface ModRowProps {
   style?: React.CSSProperties;
 }
 
-export function ModRow({
+export const ModRow = React.memo(function ModRow({
   mod,
   isSelected,
   onSelect,
@@ -230,4 +230,4 @@ export function ModRow({
       </div>
     </div>
   );
-}
+});
diff --git a/src/components/profiles/detail/ModsTab.tsx b/src/components/profiles/detail/ModsTab.tsx
index e0a4f8a4..9e863faf 100644
--- a/src/components/profiles/detail/ModsTab.tsx
+++ b/src/components/profiles/detail/ModsTab.tsx
@@ -1,6 +1,6 @@
 "use client";
 
-import { useEffect, useRef, useState } from "react";
+import React, { useCallback, useEffect, useRef, useState } from "react";
 import { ModRow } from "./ModRow";
 import type { Mod, Profile } from "../../../types/profile";
 import * as ProfileService from "../../../services/profile-service";
@@ -315,7 +315,7 @@ export function ModsTab({
     }
   }, []);
 
-  const handleToggleMod = async (modId: string) => {
+  const handleToggleMod = useCallback(async (modId: string) => {
     try {
       const mod = mods.find((m) => m.id === modId);
       if (!mod) return;
@@ -335,7 +335,7 @@ export function ModsTab({
         `Failed to toggle mod: ${error instanceof Error ? error.message : String(error)}`,
       );
     }
-  };
+  }, [mods, profile.id]);
 
   const handleDeleteMod = async (modId: string) => {
     try {
@@ -355,7 +355,7 @@ export function ModsTab({
     }
   };
 
-  const handleSelectMod = (modId: string) => {
+  const handleSelectMod = useCallback((modId: string) => {
     setSelectedMods((prev) => {
       const updated = new Set(prev);
       if (updated.has(modId)) {
@@ -365,7 +365,7 @@ export function ModsTab({
       }
       return updated;
     });
-  };
+  }, []);
 
   const handleSelectAll = () => {
     if (selectedMods.size === filteredMods.length) {
diff --git a/vite.config.ts b/vite.config.ts
index b3db3db6..d7928500 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -2,7 +2,6 @@ import { defineConfig } from "vite";
 import react from "@vitejs/plugin-react";
 import { resolve } from 'path';
 
-// @ts-expect-error process is a nodejs global
 const host = process.env.TAURI_DEV_HOST;
 
 // https://vitejs.dev/config/
@@ -36,6 +35,14 @@ export default defineConfig(async () => ({
         main: resolve(__dirname, 'index.html'),
         updater: resolve(__dirname, 'updater.html'),
         logWindow: resolve(__dirname, 'log-window.html')
+      },
+      output: {
+        manualChunks: {
+          'react-vendor': ['react', 'react-dom'],
+          'tauri-vendor': ['@tauri-apps/api'],
+          'ui-vendor': ['lucide-react', 'tailwindcss'],
+          '3d-vendor': ['three', '@react-three/fiber']
+        }
       }
     }
   }