diff --git a/rate-limiting/etc/rate-limiting.urm.puml b/rate-limiting/etc/rate-limiting.urm.puml
new file mode 100644
index 000000000000..19b2265837de
--- /dev/null
+++ b/rate-limiting/etc/rate-limiting.urm.puml
@@ -0,0 +1,49 @@
+@startuml
+package com.iluwatar.controller {
+  class RateLimitedController {
+    + RateLimitedController()
+    + getRequest() : DtoClass
+  }
+}
+package com.iluwatar.aspect {
+  interface RateLimited {
+    + count() : int {abstract}
+    + timeUnit() : TimeUnit {abstract}
+  }
+  class RateLimiterAspect {
+    - LOGGER : Logger {static}
+    + RateLimiterAspect()
+    + callMethodWithAnnotation()
+    + endpointAfterReturning(jp : JoinPoint, returningValue : Object) : Object
+    + endpointAfterThrowing(jp : JoinPoint, e : Exception)
+    + endpointBeforeInvoke(jp : JoinPoint)
+  }
+}
+package com.iluwatar.pattern {
+  class RateLimiter {
+    + RateLimiter()
+  }
+}
+package com.iluwatar.model {
+  class DtoClass {
+    - id : Long
+    - name : String
+    + DtoClass()
+    # canEqual(other : Object) : boolean
+    + equals(o : Object) : boolean
+    + getId() : Long
+    + getName() : String
+    + hashCode() : int
+    + setId(id : Long)
+    + setName(name : String)
+    + toString() : String
+  }
+}
+package com.iluwatar {
+  class App {
+    - LOGGER : Logger {static}
+    + App()
+    + main(args : String[]) {static}
+  }
+}
+@enduml
\ No newline at end of file
diff --git a/rate-limiting/pom.xml b/rate-limiting/pom.xml
index 4584cf49704b..eac389868bc8 100644
--- a/rate-limiting/pom.xml
+++ b/rate-limiting/pom.xml
@@ -37,10 +37,7 @@
         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-webmvc</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.springframework.boot</groupId>
-            <artifactId>spring-boot-starter-web</artifactId>
+            <version>5.3.34</version>
         </dependency>
         <dependency>
             <groupId>org.springframework</groupId>
@@ -49,6 +46,7 @@
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-thymeleaf</artifactId>
+            <version>2.7.5</version>
         </dependency>
         <dependency>
             <groupId>org.junit.jupiter</groupId>
@@ -64,6 +62,7 @@
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-test</artifactId>
             <scope>test</scope>
+            <version>2.7.5</version>
         </dependency>
         <dependency>
             <groupId>org.springframework</groupId>
diff --git a/rate-limiting/src/main/java/com/iluwatar/App.java b/rate-limiting/src/main/java/com/iluwatar/App.java
index c443be2baa6d..f83de4341191 100644
--- a/rate-limiting/src/main/java/com/iluwatar/App.java
+++ b/rate-limiting/src/main/java/com/iluwatar/App.java
@@ -38,6 +38,6 @@ public class App {
    */
   public static void main(String[] args) {
     SpringApplication app = new SpringApplication(App.class);
-    System.out.println("Hello world!");
+    app.run(args);
   }
 }
\ No newline at end of file
diff --git a/rate-limiting/src/main/java/com/iluwatar/aspect/RateLimited.java b/rate-limiting/src/main/java/com/iluwatar/aspect/RateLimited.java
index 69fb8e1c24bc..cee749c2db1e 100644
--- a/rate-limiting/src/main/java/com/iluwatar/aspect/RateLimited.java
+++ b/rate-limiting/src/main/java/com/iluwatar/aspect/RateLimited.java
@@ -1,17 +1,45 @@
+/*
+ * This project is licensed under the MIT license. Module model-view-viewmodel is using ZK framework licensed under LGPL (see lgpl-3.0.txt).
+ *
+ * The MIT License
+ * Copyright © 2014-2022 Ilkka Seppälä
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
 package com.iluwatar.aspect;
 
 import java.util.concurrent.TimeUnit;
 
 /**
- *  AOP annotation.
+ * Annotation for rate limiting method invocations.
  */
 public @interface RateLimited {
+
   /**
-   * invoke method vialotation for one ip address.
+   * Specifies the maximum allowed invocations within the rate limiting window.
+   * Default value is 10.
    */
   int count() default 10;
+
   /**
-   * time unit for reset vialotation.
+   * Specifies the unit of time for the rate limiting window.
+   * Default time unit is seconds.
    */
   TimeUnit timeUnit() default TimeUnit.SECONDS;
 }
diff --git a/rate-limiting/src/main/java/com/iluwatar/aspect/RateLimiterAspect.java b/rate-limiting/src/main/java/com/iluwatar/aspect/RateLimiterAspect.java
index 6ca7d8ff4d8d..b66e85736087 100644
--- a/rate-limiting/src/main/java/com/iluwatar/aspect/RateLimiterAspect.java
+++ b/rate-limiting/src/main/java/com/iluwatar/aspect/RateLimiterAspect.java
@@ -1,3 +1,27 @@
+/*
+ * This project is licensed under the MIT license. Module model-view-viewmodel is using ZK framework licensed under LGPL (see lgpl-3.0.txt).
+ *
+ * The MIT License
+ * Copyright © 2014-2022 Ilkka Seppälä
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
 package com.iluwatar.aspect;
 
 import lombok.extern.slf4j.Slf4j;
diff --git a/rate-limiting/src/main/java/com/iluwatar/controller/RateLimitedController.java b/rate-limiting/src/main/java/com/iluwatar/controller/RateLimitedController.java
index 5cb57ac78200..c3ce15ff990d 100644
--- a/rate-limiting/src/main/java/com/iluwatar/controller/RateLimitedController.java
+++ b/rate-limiting/src/main/java/com/iluwatar/controller/RateLimitedController.java
@@ -1,3 +1,27 @@
+/*
+ * This project is licensed under the MIT license. Module model-view-viewmodel is using ZK framework licensed under LGPL (see lgpl-3.0.txt).
+ *
+ * The MIT License
+ * Copyright © 2014-2022 Ilkka Seppälä
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
 package com.iluwatar.controller;
 
 import com.iluwatar.aspect.RateLimited;
diff --git a/rate-limiting/src/main/java/com/iluwatar/model/DtoClass.java b/rate-limiting/src/main/java/com/iluwatar/model/DtoClass.java
index 2ca4f7dc582e..c35ed371cd90 100644
--- a/rate-limiting/src/main/java/com/iluwatar/model/DtoClass.java
+++ b/rate-limiting/src/main/java/com/iluwatar/model/DtoClass.java
@@ -1,3 +1,27 @@
+/*
+ * This project is licensed under the MIT license. Module model-view-viewmodel is using ZK framework licensed under LGPL (see lgpl-3.0.txt).
+ *
+ * The MIT License
+ * Copyright © 2014-2022 Ilkka Seppälä
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
 package com.iluwatar.model;
 
 import lombok.Data;
diff --git a/rate-limiting/src/main/java/com/iluwatar/pattern/RateLimiter.java b/rate-limiting/src/main/java/com/iluwatar/pattern/RateLimiter.java
index b25b0ba64b7b..ad3b6a42c5c3 100644
--- a/rate-limiting/src/main/java/com/iluwatar/pattern/RateLimiter.java
+++ b/rate-limiting/src/main/java/com/iluwatar/pattern/RateLimiter.java
@@ -1,3 +1,27 @@
+/*
+ * This project is licensed under the MIT license. Module model-view-viewmodel is using ZK framework licensed under LGPL (see lgpl-3.0.txt).
+ *
+ * The MIT License
+ * Copyright © 2014-2022 Ilkka Seppälä
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
 package com.iluwatar.pattern;
 
 import org.springframework.stereotype.Component;
diff --git a/rate-limiting/src/main/resources/application.properties b/rate-limiting/src/main/resources/application.properties
new file mode 100644
index 000000000000..bafddced850a
--- /dev/null
+++ b/rate-limiting/src/main/resources/application.properties
@@ -0,0 +1 @@
+server.port=8081
\ No newline at end of file
diff --git a/update-header.sh b/update-header.sh
index 48da4dcd6125..568d00d52a03 100755
--- a/update-header.sh
+++ b/update-header.sh
@@ -1,4 +1,29 @@
 #!/bin/bash
+#
+# This project is licensed under the MIT license. Module model-view-viewmodel is using ZK framework licensed under LGPL (see lgpl-3.0.txt).
+#
+# The MIT License
+# Copyright © 2014-2022 Ilkka Seppälä
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+#
+
 
 # Find all README.md files in subdirectories one level deep
 # and replace "### " with "## " at the beginning of lines