diff --git a/libraries-3/pom.xml b/libraries-3/pom.xml
index 4b9cac8cff..5334bfba70 100644
--- a/libraries-3/pom.xml
+++ b/libraries-3/pom.xml
@@ -8,9 +8,8 @@
 
     <parent>
         <groupId>com.baeldung</groupId>
-        <artifactId>parent-boot-2</artifactId>
-        <version>0.0.1-SNAPSHOT</version>
-        <relativePath>../parent-boot-2</relativePath>
+        <artifactId>parent-modules</artifactId>
+        <version>1.0.0-SNAPSHOT</version>
     </parent>
 
     <dependencies>
@@ -24,39 +23,6 @@
             <artifactId>lombok</artifactId>
             <version>${lombok.version}</version>
         </dependency>
-        <dependency>
-            <groupId>org.springframework.boot</groupId>
-            <artifactId>spring-boot-starter-web</artifactId>
-        </dependency>
-
-        <dependency>
-            <groupId>net.sourceforge.barbecue</groupId>
-            <artifactId>barbecue</artifactId>
-            <version>${barbecue.version}</version>
-        </dependency>
-
-        <dependency>
-            <groupId>net.sf.barcode4j</groupId>
-            <artifactId>barcode4j</artifactId>
-            <version>${barcode4j.version}</version>
-        </dependency>
-
-        <dependency>
-            <groupId>com.google.zxing</groupId>
-            <artifactId>core</artifactId>
-            <version>${zxing.version}</version>
-        </dependency>
-        <dependency>
-            <groupId>com.google.zxing</groupId>
-            <artifactId>javase</artifactId>
-            <version>${zxing.version}</version>
-        </dependency>
-
-        <dependency>
-            <groupId>com.github.kenglxn.qrgen</groupId>
-            <artifactId>javase</artifactId>
-            <version>${qrgen.version}</version>
-        </dependency>
         <dependency>
             <groupId>com.github.rvesse</groupId>
             <artifactId>airline</artifactId>
@@ -89,6 +55,16 @@
             <artifactId>takes</artifactId>
             <version>${takes.version}</version>
         </dependency>
+        <dependency>
+            <groupId>org.apache.httpcomponents</groupId>
+            <artifactId>httpcore</artifactId>
+            <version>${httpcore.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.httpcomponents</groupId>
+            <artifactId>httpclient</artifactId>
+            <version>${httpclient.version}</version>
+        </dependency>
         <dependency>
             <groupId>org.apache.velocity</groupId>
             <artifactId>velocity-engine-core</artifactId>
@@ -119,7 +95,7 @@
             <url>https://jitpack.io</url>
         </repository>
     </repositories>
-    
+
     <build>
         <finalName>libraries-3</finalName>
         <plugins>
@@ -239,10 +215,6 @@
     <properties>
         <jcommander.version>1.78</jcommander.version>
         <lombok.version>1.18.6</lombok.version>
-        <barbecue.version>1.5-beta1</barbecue.version>
-        <barcode4j.version>2.1</barcode4j.version>
-        <zxing.version>3.3.0</zxing.version>
-        <qrgen.version>2.6.0</qrgen.version>
 
         <cactoos.version>0.43</cactoos.version>
         <airline.version>2.7.2</airline.version>
@@ -254,6 +226,8 @@
         <aspectjweaver.version>1.9.2</aspectjweaver.version>
         
         <takes.version>1.19</takes.version>
+        <httpcore.version>4.4.13</httpcore.version>
+        <httpclient.version>4.5.12</httpclient.version>
         <velocity-engine-core.version>2.2</velocity-engine-core.version>
         <exec-maven-plugin.version>1.6.0</exec-maven-plugin.version>
     </properties>
diff --git a/spring-boot-modules/spring-boot-libraries/README.md b/spring-boot-modules/spring-boot-libraries/README.md
index f0bc3c9e89..c02fb69e5d 100644
--- a/spring-boot-modules/spring-boot-libraries/README.md
+++ b/spring-boot-modules/spring-boot-libraries/README.md
@@ -9,3 +9,4 @@ The "REST With Spring" Classes: http://bit.ly/restwithspring
 
 - [Guide to ShedLock with Spring](https://www.baeldung.com/shedlock-spring)
 - [A Guide to the Problem Spring Web Library](https://www.baeldung.com/problem-spring-web)
+- [Generating Barcodes and QR Codes in Java](https://www.baeldung.com/java-generating-barcodes-qr-codes)
diff --git a/spring-boot-modules/spring-boot-libraries/pom.xml b/spring-boot-modules/spring-boot-libraries/pom.xml
index ba1164dd59..e9d955edc0 100644
--- a/spring-boot-modules/spring-boot-libraries/pom.xml
+++ b/spring-boot-modules/spring-boot-libraries/pom.xml
@@ -53,8 +53,41 @@
             <version>${shedlock.version}</version>
         </dependency>
 
+        <!-- Barcodes -->
+        <dependency>
+            <groupId>net.sourceforge.barbecue</groupId>
+            <artifactId>barbecue</artifactId>
+            <version>${barbecue.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>net.sf.barcode4j</groupId>
+            <artifactId>barcode4j</artifactId>
+            <version>${barcode4j.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>com.github.kenglxn.qrgen</groupId>
+            <artifactId>javase</artifactId>
+            <version>${qrgen.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>com.google.zxing</groupId>
+            <artifactId>core</artifactId>
+            <version>${zxing.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>com.google.zxing</groupId>
+            <artifactId>javase</artifactId>
+            <version>${zxing.version}</version>
+        </dependency>
     </dependencies>
 
+    <repositories>
+        <repository>
+            <id>jitpack.io</id>
+            <url>https://jitpack.io</url>
+        </repository>
+    </repositories>
+
     <build>
         <finalName>spring-boot-libraries</finalName>
         <resources>
@@ -153,6 +186,10 @@
         <modelmapper.version>2.3.2</modelmapper.version>
         <problem-spring-web.version>0.23.0</problem-spring-web.version>
         <shedlock.version>2.1.0</shedlock.version>
+        <barbecue.version>1.5-beta1</barbecue.version>
+        <barcode4j.version>2.1</barcode4j.version>
+        <qrgen.version>2.6.0</qrgen.version>
+        <zxing.version>3.3.0</zxing.version>
     </properties>
 
 </project>
diff --git a/libraries-3/src/main/java/com/baeldung/barcodes/BarcodesController.java b/spring-boot-modules/spring-boot-libraries/src/main/java/com/baeldung/barcodes/BarcodesController.java
similarity index 100%
rename from libraries-3/src/main/java/com/baeldung/barcodes/BarcodesController.java
rename to spring-boot-modules/spring-boot-libraries/src/main/java/com/baeldung/barcodes/BarcodesController.java
diff --git a/libraries-3/src/main/java/com/baeldung/barcodes/SpringBootApp.java b/spring-boot-modules/spring-boot-libraries/src/main/java/com/baeldung/barcodes/SpringBootApp.java
similarity index 100%
rename from libraries-3/src/main/java/com/baeldung/barcodes/SpringBootApp.java
rename to spring-boot-modules/spring-boot-libraries/src/main/java/com/baeldung/barcodes/SpringBootApp.java
diff --git a/libraries-3/src/main/java/com/baeldung/barcodes/generators/BarbecueBarcodeGenerator.java b/spring-boot-modules/spring-boot-libraries/src/main/java/com/baeldung/barcodes/generators/BarbecueBarcodeGenerator.java
similarity index 100%
rename from libraries-3/src/main/java/com/baeldung/barcodes/generators/BarbecueBarcodeGenerator.java
rename to spring-boot-modules/spring-boot-libraries/src/main/java/com/baeldung/barcodes/generators/BarbecueBarcodeGenerator.java
diff --git a/libraries-3/src/main/java/com/baeldung/barcodes/generators/Barcode4jBarcodeGenerator.java b/spring-boot-modules/spring-boot-libraries/src/main/java/com/baeldung/barcodes/generators/Barcode4jBarcodeGenerator.java
similarity index 100%
rename from libraries-3/src/main/java/com/baeldung/barcodes/generators/Barcode4jBarcodeGenerator.java
rename to spring-boot-modules/spring-boot-libraries/src/main/java/com/baeldung/barcodes/generators/Barcode4jBarcodeGenerator.java
diff --git a/libraries-3/src/main/java/com/baeldung/barcodes/generators/QRGenBarcodeGenerator.java b/spring-boot-modules/spring-boot-libraries/src/main/java/com/baeldung/barcodes/generators/QRGenBarcodeGenerator.java
similarity index 100%
rename from libraries-3/src/main/java/com/baeldung/barcodes/generators/QRGenBarcodeGenerator.java
rename to spring-boot-modules/spring-boot-libraries/src/main/java/com/baeldung/barcodes/generators/QRGenBarcodeGenerator.java
diff --git a/libraries-3/src/main/java/com/baeldung/barcodes/generators/ZxingBarcodeGenerator.java b/spring-boot-modules/spring-boot-libraries/src/main/java/com/baeldung/barcodes/generators/ZxingBarcodeGenerator.java
similarity index 100%
rename from libraries-3/src/main/java/com/baeldung/barcodes/generators/ZxingBarcodeGenerator.java
rename to spring-boot-modules/spring-boot-libraries/src/main/java/com/baeldung/barcodes/generators/ZxingBarcodeGenerator.java