diff --git a/.travis.yml b/.travis.yml
index a868c3cd2..6cdda7774 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,5 +2,16 @@ language: java
 jdk:
   - oraclejdk8
   - openjdk7
+
+env:
+  # encrypted Codacy key, see https://docs.travis-ci.com/user/encryption-keys/
+  - secure: "VmS4He99YlI6rdmw8Q25OZ9kUp11sRbt0W1QMBvA5lzNSmhN1Q1KtaMj9AGwpCZWcyGWri4AQxEmloARxACxQHXRmNE7ro2DESGw46RAocBAf+RfBxYTifIyUGu5TnSCQhz56SkgpyWpedZAZWyah9ZxgUMfet4KXFUfeiUgYQA="
   
-script: ./refine test
+before_install:
+  - wget -O ~/codacy-coverage-reporter-assembly-latest.jar https://github.com/codacy/codacy-coverage-reporter/releases/download/2.0.0/codacy-coverage-reporter-2.0.0-assembly.jar
+
+script: ./refine server_test
+
+after_success:
+  - java -cp ~/codacy-coverage-reporter-assembly-latest.jar com.codacy.CodacyCoverageReporter -l Java -r build/report/jacoco.xml
+
diff --git a/README.md b/README.md
index 9cb37cadb..5f7c925ab 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # OpenRefine
 
-[![Build Status](https://travis-ci.org/OpenRefine/OpenRefine.png?branch=master)](https://travis-ci.org/OpenRefine/OpenRefine) [![Bountysource](https://www.bountysource.com/badge/tracker?tracker_id=32795)](https://www.bountysource.com/trackers/32795-open-refine?utm_source=32795&utm_medium=shield&utm_campaign=TRACKER_BADGE)
+[![Build Status](https://travis-ci.org/OpenRefine/OpenRefine.png?branch=master)](https://travis-ci.org/OpenRefine/OpenRefine) [![Codacy Badge](https://api.codacy.com/project/badge/Grade/210578308bba42c5922c767493e83cf4)](https://www.codacy.com/app/OpenRefine/OpenRefine) [![Bountysource](https://www.bountysource.com/badge/tracker?tracker_id=32795)](https://www.bountysource.com/trackers/32795-open-refine?utm_source=32795&utm_medium=shield&utm_campaign=TRACKER_BADGE)
 
 OpenRefine is a power tool that allows you to load data, understand it,
 clean it up, reconcile it, and augment it with data coming from
diff --git a/build.xml b/build.xml
index dcdafcfe5..eed298a84 100644
--- a/build.xml
+++ b/build.xml
@@ -6,7 +6,7 @@
     |
     +-->
     
-<project name="openrefine" default="build" basedir=".">
+<project name="openrefine" default="build" basedir="." xmlns:jacoco="antlib:org.jacoco.ant">
 
     <!-- Properties are immutable, so anything set in this file takes priority-->
     <property file="build.properties"/>
@@ -49,6 +49,9 @@
     <property name="server.tests.lib.dir" value="${server.tests.dir}/lib" />
     <property name="server.tests.src.dir" value="${server.tests.dir}/src" />
     <property name="server.tests.classes.dir" value="${server.tests.dir}/classes" />
+    <property name="server.tests.report.dir" value="${build.dir}/report"/>
+    <property name="server.tests.report.html.dir" value="${server.tests.report.dir}/html"/>
+    <property name="server.tests.report.xml.path" value="${server.tests.report.dir}/jacoco.xml"/>
     
     <property name="graphics.dir" value="${basedir}/graphics" />
     <property name="conf.dir" value="${basedir}/conf" />
@@ -171,13 +174,35 @@
     <target name="build_broker" depends="build_broker_core, build_broker_appengine"/>
 
     <taskdef resource="testngtasks" classpath="${server.tests.lib.dir}/testng-6.8.jar"/>
+    <taskdef uri="antlib:org.jacoco.ant" resource="org/jacoco/ant/antlib.xml">
+        <classpath path="${server.tests.lib.dir}/jacocoant.jar"/>
+    </taskdef>
+
     <mkdir dir="${build.dir}/server_tests"/>
     <target name="server_test" depends="build_tests">
-    	<testng verbose="2" haltOnFailure="true" workingdir="${build.dir}/server_tests"
-    		listener="org.testng.reporters.DotTestListener" excludedgroups="broken"
-    		classpathref="tests.class.path">
-    	  <xmlfileset file="${server.tests.dir}/conf/tests.xml"/>
-    	</testng>
+	<jacoco:coverage destfile="${server.tests.report.dir}/jacoco.exec">
+            <testng verbose="2" haltOnFailure="true" workingdir="${build.dir}/server_tests"
+                listener="org.testng.reporters.DotTestListener" excludedgroups="broken"
+                classpathref="tests.class.path">
+             <xmlfileset file="${server.tests.dir}/conf/tests.xml"/>
+            </testng>
+	</jacoco:coverage>
+        <jacoco:report>
+           <executiondata>
+		   <file file="${server.tests.report.dir}/jacoco.exec"/>
+           </executiondata>
+
+           <structure name="OpenRefine server">
+               <classfiles>
+		       <fileset dir="${webapp.classes.dir}"/>
+               </classfiles>
+                <sourcefiles encoding="UTF-8">
+	            <fileset dir="${server.src.dir}"/>
+                </sourcefiles>
+            </structure>
+	    <html destdir="${server.tests.report.html.dir}"/>
+	    <xml destfile="${server.tests.report.xml.path}"/>
+        </jacoco:report>
     </target>
 
     <!-- ================================================================== -->
diff --git a/main/tests/server/lib/jacocoant.jar b/main/tests/server/lib/jacocoant.jar
new file mode 100644
index 000000000..e6c0d7861
Binary files /dev/null and b/main/tests/server/lib/jacocoant.jar differ