diff --git a/dev-utils/pom.xml b/dev-utils/pom.xml
new file mode 100644
index 0000000..a0132fa
--- /dev/null
+++ b/dev-utils/pom.xml
@@ -0,0 +1,20 @@
+<?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>
+    <parent>
+        <groupId>cn.org.codecrafters</groupId>
+        <artifactId>jdevkit</artifactId>
+        <version>1.0.0</version>
+    </parent>
+
+    <artifactId>dev-utils</artifactId>
+
+    <properties>
+        <maven.compiler.source>17</maven.compiler.source>
+        <maven.compiler.target>17</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+</project>
\ No newline at end of file
diff --git a/devkit-core/pom.xml b/devkit-core/pom.xml
new file mode 100644
index 0000000..c38bc77
--- /dev/null
+++ b/devkit-core/pom.xml
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Copyright (C) 2023 CodeCraftersCN.
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~     http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+
+<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>
+    <parent>
+        <groupId>cn.org.codecrafters</groupId>
+        <artifactId>jdevkit</artifactId>
+        <version>1.0.0</version>
+    </parent>
+
+    <artifactId>devkit-core</artifactId>
+
+    <properties>
+        <maven.compiler.source>17</maven.compiler.source>
+        <maven.compiler.target>17</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+</project>
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
index 0917b83..73ae3e6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -17,6 +17,8 @@
     <packaging>pom</packaging>
     <modules>
         <module>guid</module>
+        <module>dev-utils</module>
+        <module>devkit-core</module>
     </modules>
 
     <properties>
@@ -87,6 +89,12 @@
                 <artifactId>lombok</artifactId>
                 <version>${lombok.version}</version>
             </dependency>
+
+            <dependency>
+                <groupId>cn.org.codecrafters</groupId>
+                <artifactId>devkit-core</artifactId>
+                <version>1.0.0</version>
+            </dependency>
         </dependencies>
     </dependencyManagement>
 
@@ -110,6 +118,11 @@
             <groupId>org.projectlombok</groupId>
             <artifactId>lombok</artifactId>
         </dependency>
+
+        <dependency>
+            <groupId>cn.org.codecrafters</groupId>
+            <artifactId>devkit-core</artifactId>
+        </dependency>
     </dependencies>
 
     <profiles>