diff --git a/.travis.yml b/.travis.yml
index 690440261..c4e3212cd 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,8 +1,18 @@
 language: java
+
 jdk:
 - oraclejdk8
+
+env:
+  global:
+    - secure: "Lgj042RD0X3rB8VZVZLWP1GetLhjd3PqI5JbJMlzgHJpDI6RkFIBLN9SWAGmkLPCehIp2zA5tu9+UVy0NNMxm9xz6SyjMCaxS28/fnYEXaNmwwDSF6O6gLUbdxyzoYIFPYOPmFxpzhebqnNIsxaM29oZpgRgUGqosCczQxiB+Ng="
+
 before_install: "curl -L --cookie 'oraclelicense=accept-securebackup-cookie;'  http://download.oracle.com/otn-pub/java/jce/8/jce_policy-8.zip -o /tmp/policy.zip && sudo unzip -j -o /tmp/policy.zip *.jar -d `jdk_switcher home oraclejdk8`/jre/lib/security && rm /tmp/policy.zip"
-script: mvn -fmain/pom.xml -Puber-jar clean package
+
+script: mvn -fmain/pom.xml clean test
+
+after_success: mvn -fmain/pom.xml clean test jacoco:report coveralls:report
+
 notifications:
   webhooks:
     urls:
@@ -10,11 +20,14 @@ notifications:
     on_success: change
     on_failure: always
     on_start: false
+
+before_deploy: mvn -fmain/pom.xml -Puber-jar clean package -DskipTests
+
 deploy:
   provider: releases
   prerelease: true
   api_key:
-    secure: ZjE1j93v3qbPIe2YbmhS319aCbMdLQw0HuymmluTurxXsZtn9D4t2+eTr99vBVxGRuB5lzzGezPR5zjk5W7iHF7xhwrawXrFzr2rPJWzWFt0aM+Ry2njU1ROTGGXGTbv4anWeBlgMxLEInTAy/9ytOGNJlec83yc0THpOY2wxnk=
+    secure: "ZjE1j93v3qbPIe2YbmhS319aCbMdLQw0HuymmluTurxXsZtn9D4t2+eTr99vBVxGRuB5lzzGezPR5zjk5W7iHF7xhwrawXrFzr2rPJWzWFt0aM+Ry2njU1ROTGGXGTbv4anWeBlgMxLEInTAy/9ytOGNJlec83yc0THpOY2wxnk="
   file: main/uber-jar/target/Cryptomator-$TRAVIS_TAG.jar
   skip_cleanup: true
   on:
diff --git a/main/core/pom.xml b/main/core/pom.xml
index 5d55b77b5..fe3fc22d3 100644
--- a/main/core/pom.xml
+++ b/main/core/pom.xml
@@ -74,4 +74,13 @@
 			<artifactId>jackson-databind</artifactId>
 		</dependency>
 	</dependencies>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.jacoco</groupId>
+				<artifactId>jacoco-maven-plugin</artifactId>
+			</plugin>
+		</plugins>
+	</build>
 </project>
diff --git a/main/crypto-aes/pom.xml b/main/crypto-aes/pom.xml
index eec989feb..3329405b5 100644
--- a/main/crypto-aes/pom.xml
+++ b/main/crypto-aes/pom.xml
@@ -77,4 +77,13 @@
 			<scope>provided</scope>
 		</dependency>
 	</dependencies>
+	
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.jacoco</groupId>
+				<artifactId>jacoco-maven-plugin</artifactId>
+			</plugin>
+		</plugins>
+	</build>
 </project>
diff --git a/main/crypto-api/pom.xml b/main/crypto-api/pom.xml
index 9ef2f03c9..52889fc93 100644
--- a/main/crypto-api/pom.xml
+++ b/main/crypto-api/pom.xml
@@ -32,4 +32,13 @@
 			<artifactId>commons-collections4</artifactId>
 		</dependency>
 	</dependencies>
-</project>
\ No newline at end of file
+	
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.jacoco</groupId>
+				<artifactId>jacoco-maven-plugin</artifactId>
+			</plugin>
+		</plugins>
+	</build>
+</project>
diff --git a/main/crypto-layer/pom.xml b/main/crypto-layer/pom.xml
index 032583900..f0514bb3b 100644
--- a/main/crypto-layer/pom.xml
+++ b/main/crypto-layer/pom.xml
@@ -63,4 +63,13 @@
 			<scope>test</scope>
 		</dependency>
 	</dependencies>
+	
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.jacoco</groupId>
+				<artifactId>jacoco-maven-plugin</artifactId>
+			</plugin>
+		</plugins>
+	</build>
 </project>
\ No newline at end of file
diff --git a/main/filesystem-api/pom.xml b/main/filesystem-api/pom.xml
index c9ea9060e..6172a7ea9 100644
--- a/main/filesystem-api/pom.xml
+++ b/main/filesystem-api/pom.xml
@@ -29,4 +29,13 @@
 			<artifactId>commons-collections4</artifactId>
 		</dependency>
 	</dependencies>
+	
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.jacoco</groupId>
+				<artifactId>jacoco-maven-plugin</artifactId>
+			</plugin>
+		</plugins>
+	</build>
 </project>
\ No newline at end of file
diff --git a/main/filesystem-inmemory/pom.xml b/main/filesystem-inmemory/pom.xml
index eca6b433f..fc7556c9f 100644
--- a/main/filesystem-inmemory/pom.xml
+++ b/main/filesystem-inmemory/pom.xml
@@ -23,4 +23,13 @@
 			<artifactId>filesystem-api</artifactId>
 		</dependency>
 	</dependencies>
+	
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.jacoco</groupId>
+				<artifactId>jacoco-maven-plugin</artifactId>
+			</plugin>
+		</plugins>
+	</build>
 </project>
\ No newline at end of file
diff --git a/main/pom.xml b/main/pom.xml
index c97d31d9c..a8ac6baba 100644
--- a/main/pom.xml
+++ b/main/pom.xml
@@ -275,6 +275,19 @@
 						</execution>
 					</executions>
 				</plugin>
+				<plugin>
+					<groupId>org.jacoco</groupId>
+					<artifactId>jacoco-maven-plugin</artifactId>
+					<version>0.7.5.201505241946</version>
+					<executions>
+						<execution>
+							<id>prepare-agent</id>
+							<goals>
+								<goal>prepare-agent</goal>
+							</goals>
+						</execution>
+					</executions>
+				</plugin>
 			</plugins>
 		</pluginManagement>
 		<plugins>
@@ -287,6 +300,14 @@
 					<target>1.8</target>
 				</configuration>
 			</plugin>
+			<plugin>
+				<groupId>org.eluder.coveralls</groupId>
+				<artifactId>coveralls-maven-plugin</artifactId>
+				<version>4.0.0</version>
+				<configuration>
+					<repoToken>${env.COVERALLS_REPO_TOKEN}</repoToken>
+				</configuration>
+			</plugin>
 		</plugins>
 	</build>