diff --git a/boot/pom.xml b/boot/pom.xml
index 15423fcd3..1b2d39b70 100644
--- a/boot/pom.xml
+++ b/boot/pom.xml
@@ -12,6 +12,11 @@
     <name>arthas-boot</name>
 
     <dependencies>
+        <dependency>
+            <groupId>com.taobao.arthas</groupId>
+            <artifactId>arthas-common</artifactId>
+            <version>${project.version}</version>
+        </dependency>
         <dependency>
             <groupId>com.alibaba.middleware</groupId>
             <artifactId>cli</artifactId>
diff --git a/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java b/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
index 218faa647..d1f566462 100644
--- a/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
+++ b/boot/src/main/java/com/taobao/arthas/boot/Bootstrap.java
@@ -18,6 +18,7 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.xml.sax.SAXException;
 
+import com.taobao.arthas.common.SocketUtils;
 import com.taobao.middleware.cli.CLI;
 import com.taobao.middleware.cli.CommandLine;
 import com.taobao.middleware.cli.UsageMessageFormatter;
diff --git a/boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java b/boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
index dab263a05..8252dbb9d 100644
--- a/boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
+++ b/boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
@@ -16,6 +16,8 @@ import java.util.Scanner;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import com.taobao.arthas.common.ExecutingCommand;
+
 /**
  *
  * @author hengyunabc 2018-11-06
diff --git a/common/pom.xml b/common/pom.xml
new file mode 100644
index 000000000..5161fb624
--- /dev/null
+++ b/common/pom.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0"?>
+<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>com.taobao.arthas</groupId>
+        <artifactId>arthas-all</artifactId>
+        <version>3.0.5-SNAPSHOT</version>
+    </parent>
+    <artifactId>arthas-common</artifactId>
+    <name>arthas-common</name>
+
+    <!-- This module can not add any dependencies -->
+    <build>
+        <finalName>arthas-common</finalName>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <configuration>
+                    <source>1.6</source>
+                    <target>1.6</target>
+                    <encoding>UTF-8</encoding>
+                    <showDeprecation>true</showDeprecation>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>
diff --git a/core/src/main/java/com/taobao/arthas/core/util/AnsiLog.java b/common/src/main/java/com/taobao/arthas/common/AnsiLog.java
similarity index 97%
rename from core/src/main/java/com/taobao/arthas/core/util/AnsiLog.java
rename to common/src/main/java/com/taobao/arthas/common/AnsiLog.java
index af4205454..c441feafe 100644
--- a/core/src/main/java/com/taobao/arthas/core/util/AnsiLog.java
+++ b/common/src/main/java/com/taobao/arthas/common/AnsiLog.java
@@ -1,4 +1,4 @@
-package com.taobao.arthas.core.util;
+package com.taobao.arthas.common;
 import java.util.regex.Matcher;
 
 /**
diff --git a/boot/src/main/java/com/taobao/arthas/boot/ExecutingCommand.java b/common/src/main/java/com/taobao/arthas/common/ExecutingCommand.java
similarity index 97%
rename from boot/src/main/java/com/taobao/arthas/boot/ExecutingCommand.java
rename to common/src/main/java/com/taobao/arthas/common/ExecutingCommand.java
index 24cfc111a..a17ea2fd7 100644
--- a/boot/src/main/java/com/taobao/arthas/boot/ExecutingCommand.java
+++ b/common/src/main/java/com/taobao/arthas/common/ExecutingCommand.java
@@ -1,4 +1,4 @@
-package com.taobao.arthas.boot;
+package com.taobao.arthas.common;
 
 import java.io.BufferedReader;
 import java.io.IOException;
@@ -10,6 +10,8 @@ import java.util.List;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import com.taobao.arthas.boot.IOUtils;
+
 /**
  * A class for executing on the command line and returning the result of
  * execution.
diff --git a/boot/src/main/java/com/taobao/arthas/boot/OSUtils.java b/common/src/main/java/com/taobao/arthas/common/OSUtils.java
similarity index 96%
rename from boot/src/main/java/com/taobao/arthas/boot/OSUtils.java
rename to common/src/main/java/com/taobao/arthas/common/OSUtils.java
index 36581f819..c5fe3c85b 100644
--- a/boot/src/main/java/com/taobao/arthas/boot/OSUtils.java
+++ b/common/src/main/java/com/taobao/arthas/common/OSUtils.java
@@ -1,4 +1,4 @@
-package com.taobao.arthas.boot;
+package com.taobao.arthas.common;
 
 /**
  *
diff --git a/boot/src/main/java/com/taobao/arthas/boot/PlatformEnum.java b/common/src/main/java/com/taobao/arthas/common/PlatformEnum.java
similarity index 87%
rename from boot/src/main/java/com/taobao/arthas/boot/PlatformEnum.java
rename to common/src/main/java/com/taobao/arthas/common/PlatformEnum.java
index 966023f76..49e1e6829 100644
--- a/boot/src/main/java/com/taobao/arthas/boot/PlatformEnum.java
+++ b/common/src/main/java/com/taobao/arthas/common/PlatformEnum.java
@@ -1,4 +1,4 @@
-package com.taobao.arthas.boot;
+package com.taobao.arthas.common;
 
 /**
  * Enum of supported operating systems.
diff --git a/boot/src/main/java/com/taobao/arthas/boot/SocketUtils.java b/common/src/main/java/com/taobao/arthas/common/SocketUtils.java
similarity index 98%
rename from boot/src/main/java/com/taobao/arthas/boot/SocketUtils.java
rename to common/src/main/java/com/taobao/arthas/common/SocketUtils.java
index 4b95d8cb7..18184924a 100644
--- a/boot/src/main/java/com/taobao/arthas/boot/SocketUtils.java
+++ b/common/src/main/java/com/taobao/arthas/common/SocketUtils.java
@@ -1,4 +1,4 @@
-package com.taobao.arthas.boot;
+package com.taobao.arthas.common;
 
 import java.net.InetAddress;
 import java.net.ServerSocket;
diff --git a/core/pom.xml b/core/pom.xml
index 997595b73..e85e712fd 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -64,6 +64,11 @@
     </build>
 
     <dependencies>
+        <dependency>
+            <groupId>com.taobao.arthas</groupId>
+            <artifactId>arthas-common</artifactId>
+            <version>${project.version}</version>
+        </dependency>
         <dependency>
             <groupId>org.ow2.asm</groupId>
             <artifactId>asm</artifactId>
diff --git a/core/src/main/java/com/taobao/arthas/core/Arthas.java b/core/src/main/java/com/taobao/arthas/core/Arthas.java
index 141636614..017caf470 100644
--- a/core/src/main/java/com/taobao/arthas/core/Arthas.java
+++ b/core/src/main/java/com/taobao/arthas/core/Arthas.java
@@ -2,8 +2,8 @@ package com.taobao.arthas.core;
 
 import com.sun.tools.attach.VirtualMachine;
 import com.sun.tools.attach.VirtualMachineDescriptor;
+import com.taobao.arthas.common.AnsiLog;
 import com.taobao.arthas.core.config.Configure;
-import com.taobao.arthas.core.util.AnsiLog;
 import com.taobao.middleware.cli.CLI;
 import com.taobao.middleware.cli.CLIs;
 import com.taobao.middleware.cli.CommandLine;
diff --git a/pom.xml b/pom.xml
index 3dcae6f6c..73466d7b8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -56,6 +56,7 @@
 
     <modules>
         <module>spy</module>
+        <module>common</module>
         <module>core</module>
         <module>agent</module>
         <module>client</module>