diff --git a/WelsonJS.Toolkit/WelsonJS.Launcher/Properties/Resources.Designer.cs b/WelsonJS.Toolkit/WelsonJS.Launcher/Properties/Resources.Designer.cs
index 5a64307..f7153be 100644
--- a/WelsonJS.Toolkit/WelsonJS.Launcher/Properties/Resources.Designer.cs
+++ b/WelsonJS.Toolkit/WelsonJS.Launcher/Properties/Resources.Designer.cs
@@ -60,6 +60,15 @@ namespace WelsonJS.Launcher.Properties {
             }
         }
         
+        /// <summary>
+        ///   https://ajax.aspnetcdn.com/과(와) 유사한 지역화된 문자열을 찾습니다.
+        /// </summary>
+        internal static string AspNetCdnPrefix {
+            get {
+                return ResourceManager.GetString("AspNetCdnPrefix", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   과(와) 유사한 지역화된 문자열을 찾습니다.
         /// </summary>
@@ -160,6 +169,15 @@ namespace WelsonJS.Launcher.Properties {
             }
         }
         
+        /// <summary>
+        ///   https://ajax.googleapis.com/과(와) 유사한 지역화된 문자열을 찾습니다.
+        /// </summary>
+        internal static string GoogleApisPrefix {
+            get {
+                return ResourceManager.GetString("GoogleApisPrefix", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   System.Drawing.Bitmap 형식의 지역화된 리소스를 찾습니다.
         /// </summary>
@@ -268,6 +286,15 @@ namespace WelsonJS.Launcher.Properties {
             }
         }
         
+        /// <summary>
+        ///   https://polyfill-fastly.io/과(와) 유사한 지역화된 문자열을 찾습니다.
+        /// </summary>
+        internal static string PolyfillPrefix {
+            get {
+                return ResourceManager.GetString("PolyfillPrefix", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   https://github.com/gnh1201/welsonjs과(와) 유사한 지역화된 문자열을 찾습니다.
         /// </summary>
diff --git a/WelsonJS.Toolkit/WelsonJS.Launcher/Properties/Resources.resx b/WelsonJS.Toolkit/WelsonJS.Launcher/Properties/Resources.resx
index e939c48..16c50ca 100644
--- a/WelsonJS.Toolkit/WelsonJS.Launcher/Properties/Resources.resx
+++ b/WelsonJS.Toolkit/WelsonJS.Launcher/Properties/Resources.resx
@@ -205,4 +205,13 @@
   <data name="UnpkgPrefix" xml:space="preserve">
     <value>https://unpkg.com/</value>
   </data>
+  <data name="AspNetCdnPrefix" xml:space="preserve">
+    <value>https://ajax.aspnetcdn.com/</value>
+  </data>
+  <data name="GoogleApisPrefix" xml:space="preserve">
+    <value>https://ajax.googleapis.com/</value>
+  </data>
+  <data name="PolyfillPrefix" xml:space="preserve">
+    <value>https://polyfill-fastly.io/</value>
+  </data>
 </root>
\ No newline at end of file
diff --git a/WelsonJS.Toolkit/WelsonJS.Launcher/ResourceServer.cs b/WelsonJS.Toolkit/WelsonJS.Launcher/ResourceServer.cs
index 6d5ce06..652275f 100644
--- a/WelsonJS.Toolkit/WelsonJS.Launcher/ResourceServer.cs
+++ b/WelsonJS.Toolkit/WelsonJS.Launcher/ResourceServer.cs
@@ -201,12 +201,16 @@ namespace WelsonJS.Launcher
             var sources = new (bool isMatch, string configKey, Func<string, string> transform)[]
             {
                 (path.StartsWith("ajax/libs/"), "CdnJsPrefix", p => p),
+                (path.StartsWith("ajax/libs/"), "GoogleApisPrefix", p => p),
                 (isNodePackageExpression, "UnpkgPrefix", p => p),
                 (isNodePackageExpression, "SkypackPrefix", p => p),
                 (isNodePackageExpression, "EsmShPrefix", p => p),
                 (isNodePackageExpression, "EsmRunPrefix", p => p),
                 (path.StartsWith("npm/") || path.StartsWith("gh/") || path.StartsWith("wp/"), "JsDeliverPrefix", p => p),
-                (path.StartsWith("jquery/") && path.Length > "jquery/".Length, "JqueryCdnPrefix", p => p.Substring("jquery/".Length)),
+                (path.StartsWith("jquery/"), "JqueryCdnPrefix", p => p.Substring("jquery/".Length)),
+                (path.StartsWith("polyfill/"), "CdnJsPrefix", p => p), // polyfill.js from Cloudflare
+                (path.StartsWith("polyfill/"), "PolyfillPrefix", p => p.Substring("polyfill/".Length)), // polyfill.js from Fastly
+                (path.StartsWith("aspnet/"), "AspNetCdnPrefix", p => p.Substring("aspnet/".Length)),
                 (true, "BlobStoragePrefix", p => p) // fallback
             };
 
diff --git a/WelsonJS.Toolkit/WelsonJS.Launcher/app.config b/WelsonJS.Toolkit/WelsonJS.Launcher/app.config
index 8cc77e5..3f71ea0 100644
--- a/WelsonJS.Toolkit/WelsonJS.Launcher/app.config
+++ b/WelsonJS.Toolkit/WelsonJS.Launcher/app.config
@@ -20,6 +20,8 @@
     <add key="EsmShPrefix" value="https://esm.sh/"/>
     <add key="EsmRunPrefix" value="https://esm.run/"/>
     <add key="JqueryCdnPrefix" value="https://code.jquery.com/"/>
+    <add key="AspNetCdnPrefix" value="https://ajax.aspnetcdn.com/"/>
+    <add key="GoogleApisPrefix" value="https://ajax.googleapis.com/"/>
   </appSettings>
   <startup>
     <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.7.2"/>