diff --git a/build.xml b/build.xml
new file mode 100644
index 00000000..047861d4
--- /dev/null
+++ b/build.xml
@@ -0,0 +1,132 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project name="PHP OAuth 2.0 Server" default="build">
+	<target name="build" depends="prepare,lint,phploc,pdepend,phpmd-ci,phpcs-ci,phpcpd,phpdox,phpcb"/>
+	
+	<target name="build-parallel" depends="prepare,lint,tools-parallel,phpcb"/>
+	
+	<target name="minimal" depends="prepare,lint,phploc,pdepend,phpcpd,phpdox,phpcb" />
+	
+	<target name="tools-parallel" description="Run tools in parallel">
+		<parallel threadCount="2">
+			<sequential>
+				<antcall target="pdepend"/>
+				<antcall target="phpmd-ci"/>
+			</sequential>
+			<antcall target="phpcpd"/>
+			<antcall target="phpcs-ci"/>
+			<antcall target="phploc"/>
+			<antcall target="phpdox"/>
+		</parallel>
+	</target>
+	
+	<target name="clean" description="Cleanup build artifacts">
+		<delete dir="${basedir}/build/api"/>
+		<delete dir="${basedir}/build/code-browser"/>
+		<delete dir="${basedir}/build/coverage"/>
+		<delete dir="${basedir}/build/logs"/>
+		<delete dir="${basedir}/build/pdepend"/>
+	</target>
+	
+	<target name="prepare" depends="clean" description="Prepare for build">
+		<mkdir dir="${basedir}/build/api"/>
+		<mkdir dir="${basedir}/build/code-browser"/>
+		<mkdir dir="${basedir}/build/coverage"/>
+		<mkdir dir="${basedir}/build/logs"/>
+		<mkdir dir="${basedir}/build/pdepend"/>
+		<mkdir dir="${basedir}/build/phpdox"/>
+	</target>
+	
+	<target name="lint">
+		<apply executable="php" failonerror="true">
+			<arg value="-l" />
+			
+			<fileset dir="${basedir}/src">
+				<include name="**/*.php" />
+				<modified />
+			</fileset>
+			
+			<fileset dir="${basedir}/tests">
+				<include name="**/*.php" />
+				<modified />
+			</fileset>
+		</apply>
+	</target>
+	
+	<target name="phploc" description="Measure project size using PHPLOC">
+		<exec executable="phploc">
+			<arg value="--log-csv" />
+			<arg value="${basedir}/build/logs/phploc.csv" />
+			<arg path="${basedir}/src" />
+		</exec>
+	</target>
+	
+	<target name="pdepend" description="Calculate software metrics using PHP_Depend">
+		<exec executable="pdepend">
+			<arg value="--jdepend-xml=${basedir}/build/logs/jdepend.xml" />
+			<arg value="--jdepend-chart=${basedir}/build/pdepend/dependencies.svg" />
+			<arg value="--overview-pyramid=${basedir}/build/pdepend/overview-pyramid.svg" />
+			<arg path="${basedir}/src" />
+		</exec>
+	</target>
+	
+	<target name="phpmd" description="Perform project mess detection using PHPMD and print human readable output. Intended for usage on the command line before committing.">
+		<exec executable="phpmd">
+			<arg path="${basedir}/src" />
+			<arg value="text" />
+			<arg value="${basedir}/build/phpmd.xml" />
+		</exec>
+	</target>
+	
+	<target name="phpmd-ci" description="Perform project mess detection using PHPMD creating a log file for the continuous integration server">
+		<exec executable="phpmd">
+			<arg path="${basedir}/src" />
+			<arg value="xml" />
+			<arg value="${basedir}/build/phpmd.xml" />
+			<arg value="--reportfile" />
+			<arg value="${basedir}/build/logs/pmd.xml" />
+		</exec>
+	</target>
+	
+	<target name="phpcs" description="Find coding standard violations using PHP_CodeSniffer and print human readable output. Intended for usage on the command line before committing.">
+		<exec executable="phpcs">
+			<arg value="--standard=${basedir}/build/phpcs.xml" />
+			<arg value="--extensions=php" />
+			<arg value="--ignore=third_party/CIUnit" />
+			<arg path="${basedir}/src" />
+		</exec>
+	</target>
+	
+	<target name="phpcs-ci" description="Find coding standard violations using PHP_CodeSniffer creating a log file for the continuous integration server">
+		<exec executable="phpcs" output="/dev/null">
+			<arg value="--report=checkstyle" />
+			<arg value="--report-file=${basedir}/build/logs/checkstyle.xml" />
+			<arg value="--standard=${basedir}/build/phpcs.xml" />
+			<arg value="--extensions=php" />
+			<arg value="--ignore=third_party/CIUnit" />
+			<arg path="${basedir}/src" />
+		</exec>
+	</target>
+	
+	<target name="phpcpd" description="Find duplicate code using PHPCPD">
+		<exec executable="phpcpd">
+			<arg value="--log-pmd" />
+			<arg value="${basedir}/build/logs/pmd-cpd.xml" />
+			<arg path="${basedir}/src" />
+		</exec>
+	</target>
+	
+	<target name="phpdox" description="Generate API documentation using phpDox">
+		<exec executable="phpdox"/>
+	</target>
+	
+	<target name="phpcb" description="Aggregate tool output with PHP_CodeBrowser">
+		<exec executable="phpcb">
+			<arg value="--log" />
+			<arg path="${basedir}/build/logs" />
+			<arg value="--source" />
+			<arg path="${basedir}/src" />
+			<arg value="--output" />
+			<arg path="${basedir}/build/code-browser" />
+		</exec>
+	</target>
+</project>
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