diff --git a/apache-zookeeper/README.md b/apache-zookeeper/README.md
deleted file mode 100644
index cda1cd6d73..0000000000
--- a/apache-zookeeper/README.md
+++ /dev/null
@@ -1,7 +0,0 @@
-## Apache Zookeeper
-
-This module contains articles about Apache Zookeeper
-
-### Relevant articles:
-
-- [Getting Started with Java and Zookeeper](https://www.baeldung.com/java-zookeeper)
diff --git a/apache-zookeeper/pom.xml b/apache-zookeeper/pom.xml
deleted file mode 100644
index f441848f70..0000000000
--- a/apache-zookeeper/pom.xml
+++ /dev/null
@@ -1,31 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project
-    xmlns="http://maven.apache.org/POM/4.0.0"
-    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-    <modelVersion>4.0.0</modelVersion>
-    <artifactId>apache-zookeeper</artifactId>
-    <version>0.0.1-SNAPSHOT</version>
-    <name>apache-zookeeper</name>
-    <packaging>jar</packaging>
-
-    <parent>
-        <groupId>com.baeldung</groupId>
-        <artifactId>parent-modules</artifactId>
-        <version>1.0.0-SNAPSHOT</version>
-    </parent>
-
-    <dependencies>
-        <dependency>
-            <groupId>org.apache.zookeeper</groupId>
-            <artifactId>zookeeper</artifactId>
-            <version>${org.apache.zookeeper.version}</version>
-        </dependency>
-    </dependencies>
-
-    <properties>
-        <org.apache.zookeeper.version>3.4.11</org.apache.zookeeper.version>
-    </properties>
-
-</project>
-
diff --git a/apache-zookeeper/src/main/java/com/baeldung/zookeeper/connection/ZKConnection.java b/apache-zookeeper/src/main/java/com/baeldung/zookeeper/connection/ZKConnection.java
deleted file mode 100644
index 0678250d57..0000000000
--- a/apache-zookeeper/src/main/java/com/baeldung/zookeeper/connection/ZKConnection.java
+++ /dev/null
@@ -1,33 +0,0 @@
-package com.baeldung.zookeeper.connection;
-
-import java.io.IOException;
-import java.util.concurrent.CountDownLatch;
-
-import org.apache.zookeeper.WatchedEvent;
-import org.apache.zookeeper.Watcher;
-import org.apache.zookeeper.Watcher.Event.KeeperState;
-import org.apache.zookeeper.ZooKeeper;
-
-public class ZKConnection {
-    private ZooKeeper zoo;
-    final CountDownLatch connectionLatch = new CountDownLatch(1);
-
-    public ZKConnection() {
-    }
-
-    public ZooKeeper connect(String host) throws IOException, InterruptedException {
-        zoo = new ZooKeeper(host, 2000, new Watcher() {
-            public void process(WatchedEvent we) {
-                if (we.getState() == KeeperState.SyncConnected) {
-                    connectionLatch.countDown();
-                }
-            }
-        });
-        connectionLatch.await();
-        return zoo;
-    }
-
-    public void close() throws InterruptedException {
-        zoo.close();
-    }
-}
diff --git a/apache-zookeeper/src/main/java/com/baeldung/zookeeper/manager/ZKManager.java b/apache-zookeeper/src/main/java/com/baeldung/zookeeper/manager/ZKManager.java
deleted file mode 100644
index 0c0ad52123..0000000000
--- a/apache-zookeeper/src/main/java/com/baeldung/zookeeper/manager/ZKManager.java
+++ /dev/null
@@ -1,35 +0,0 @@
-package com.baeldung.zookeeper.manager;
-
-import org.apache.zookeeper.KeeperException;
-
-public interface ZKManager {
-    /**
-     * Create a Znode and save some data
-     * 
-     * @param path
-     * @param data
-     * @throws KeeperException
-     * @throws InterruptedException
-     */
-    public void create(String path, byte[] data) throws KeeperException, InterruptedException;
-
-    /**
-     * Get ZNode Data
-     * 
-     * @param path
-     * @param boolean watchFlag
-     * @throws KeeperException
-     * @throws InterruptedException
-     */
-    public Object getZNodeData(String path, boolean watchFlag);
-
-    /**
-     * Update the ZNode Data
-     * 
-     * @param path
-     * @param data
-     * @throws KeeperException
-     * @throws InterruptedException
-     */
-    public void update(String path, byte[] data) throws KeeperException, InterruptedException, KeeperException;
-}
diff --git a/apache-zookeeper/src/main/java/com/baeldung/zookeeper/manager/ZKManagerImpl.java b/apache-zookeeper/src/main/java/com/baeldung/zookeeper/manager/ZKManagerImpl.java
deleted file mode 100644
index adf76bc0f2..0000000000
--- a/apache-zookeeper/src/main/java/com/baeldung/zookeeper/manager/ZKManagerImpl.java
+++ /dev/null
@@ -1,58 +0,0 @@
-package com.baeldung.zookeeper.manager;
-
-import org.apache.zookeeper.CreateMode;
-import org.apache.zookeeper.KeeperException;
-import org.apache.zookeeper.ZooDefs;
-import org.apache.zookeeper.ZooKeeper;
-
-import com.baeldung.zookeeper.connection.ZKConnection;
-
-public class ZKManagerImpl implements ZKManager {
-    private static ZooKeeper zkeeper;
-    private static ZKConnection zkConnection;
-
-    public ZKManagerImpl() {
-        initialize();
-    }
-
-    /** * Initialize connection */
-    private void initialize() {
-        try {
-            zkConnection = new ZKConnection();
-            zkeeper = zkConnection.connect("localhost");
-        } catch (Exception e) {
-            System.out.println(e.getMessage());
-        }
-    }
-
-    public void closeConnection() {
-        try {
-            zkConnection.close();
-        } catch (InterruptedException e) {
-            System.out.println(e.getMessage());
-        }
-    }
-
-    public void create(String path, byte[] data) throws KeeperException, InterruptedException {
-        zkeeper.create(path, data, ZooDefs.Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT);
-    }
-
-    public Object getZNodeData(String path, boolean watchFlag) {
-        try {
-            byte[] b = null;
-            b = zkeeper.getData(path, null, null);
-            String data = new String(b, "UTF-8");
-            System.out.println(data);
-            return data;
-        } catch (Exception e) {
-            System.out.println(e.getMessage());
-        }
-        return null;
-    }
-
-    public void update(String path, byte[] data) throws KeeperException, InterruptedException {
-        int version = zkeeper.exists(path, true)
-            .getVersion();
-        zkeeper.setData(path, data, version);
-    }
-}
diff --git a/apache-zookeeper/src/main/resources/logback.xml b/apache-zookeeper/src/main/resources/logback.xml
deleted file mode 100644
index 7d900d8ea8..0000000000
--- a/apache-zookeeper/src/main/resources/logback.xml
+++ /dev/null
@@ -1,13 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<configuration>
-    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
-        <encoder>
-            <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n
-            </pattern>
-        </encoder>
-    </appender>
-
-    <root level="INFO">
-        <appender-ref ref="STDOUT" />
-    </root>
-</configuration>
\ No newline at end of file