diff --git a/.gitignore b/.gitignore
new file mode 100644
index 000000000..e186fb288
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+/tool/target/
+/runtime/Java/target/
+/gunit/target/
\ No newline at end of file
diff --git a/gunit/pom.xml b/gunit/pom.xml
new file mode 100644
index 000000000..ebd21cb79
--- /dev/null
+++ b/gunit/pom.xml
@@ -0,0 +1,80 @@
+
+<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>
+
+    <groupId>org.antlr</groupId>
+    <artifactId>antlr4-gunit</artifactId>
+    <version>4.0-SNAPSHOT</version>
+    <packaging>jar</packaging>
+
+    <name>antlr4-gunit</name>
+    <url>http://www.antlr.org</url>
+
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>4.10</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.antlr</groupId>
+            <artifactId>antlr4-runtime</artifactId>
+            <version>4.0-SNAPSHOT</version>
+        </dependency>
+        <dependency>
+            <groupId>org.antlr</groupId>
+            <artifactId>antlr-runtime</artifactId>
+            <version>3.4.1-SNAPSHOT</version>
+        </dependency>
+        <dependency>
+            <groupId>org.antlr</groupId>
+            <artifactId>ST4</artifactId>
+            <version>4.0.4</version>
+        </dependency>
+    </dependencies>
+
+    <build>
+
+        <sourceDirectory>src</sourceDirectory>
+        <resources>
+            <resource>
+                <directory>resources</directory>
+            </resource>
+        </resources>
+
+        <plugins>
+           <plugin>
+                <groupId>org.antlr</groupId>
+                <artifactId>antlr3-maven-plugin</artifactId>
+                <version>3.4</version>
+                <configuration>
+                    <sourceDirectory>src</sourceDirectory>
+                    <verbose>true</verbose>
+                </configuration>
+                <executions>
+                    <execution>
+                        <goals>
+                            <goal>antlr</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+
+            <plugin>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>2.3.2</version>
+                <configuration>
+                    <source>1.6</source>
+                    <target>1.6</target>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>
diff --git a/runtime/Java/pom.xml b/runtime/Java/pom.xml
new file mode 100644
index 000000000..d0e95cf41
--- /dev/null
+++ b/runtime/Java/pom.xml
@@ -0,0 +1,50 @@
+
+<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>
+
+    <groupId>org.antlr</groupId>
+    <artifactId>antlr4-runtime</artifactId>
+    <version>4.0-SNAPSHOT</version>
+    <packaging>jar</packaging>
+
+    <name>antlr4-runtime</name>
+    <url>http://www.antlr.org</url>
+
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.antlr</groupId>
+            <artifactId>ST4</artifactId>
+            <version>4.0.4-SNAPSHOT</version>
+            <scope>compile</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.abego</groupId>
+            <artifactId>treelayout.core</artifactId>
+            <version>1.0</version>
+            <scope>system</scope>
+            <systemPath>${project.basedir}/lib/org.abego.treelayout.core.jar</systemPath>
+        </dependency>
+    </dependencies>
+
+    <build>
+
+        <sourceDirectory>src</sourceDirectory>
+
+        <plugins>
+            <plugin>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>2.3.2</version>
+                <configuration>
+                    <source>1.6</source>
+                    <target>1.6</target>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>
diff --git a/tool/pom.xml b/tool/pom.xml
new file mode 100644
index 000000000..2fb24e25e
--- /dev/null
+++ b/tool/pom.xml
@@ -0,0 +1,87 @@
+
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>org.antlr</groupId>
+    <artifactId>antlr4</artifactId>
+    <version>4.0-SNAPSHOT</version>
+    <packaging>jar</packaging>
+
+    <name>antlr4</name>
+    <url>http://www.antlr.org</url>
+
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>4.10</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.antlr</groupId>
+            <artifactId>antlr4-runtime</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.antlr</groupId>
+            <artifactId>antlr-runtime</artifactId>
+            <version>3.4.1-SNAPSHOT</version>
+        </dependency>
+        <dependency>
+            <groupId>org.antlr</groupId>
+            <artifactId>ST4</artifactId>
+            <version>4.0.4</version>
+        </dependency>
+        <dependency>
+            <groupId>org.antlr</groupId>
+            <artifactId>antlr4-gunit</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+    </dependencies>
+
+    <build>
+
+        <sourceDirectory>src</sourceDirectory>
+        <resources>
+            <resource>
+                <directory>resources</directory>
+            </resource>
+        </resources>
+
+        <testSourceDirectory>test</testSourceDirectory>
+
+        <plugins>
+           <plugin>
+                <groupId>org.antlr</groupId>
+                <artifactId>antlr3-maven-plugin</artifactId>
+                <version>3.4</version>
+                <configuration>
+                    <sourceDirectory>src</sourceDirectory>
+                    <verbose>true</verbose>
+                </configuration>
+                <executions>
+                    <execution>
+                        <goals>
+                            <goal>antlr</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+
+            <plugin>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>2.3.2</version>
+                <configuration>
+                    <source>1.6</source>
+                    <target>1.6</target>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>