diff --git a/projects/groovy/Dockerfile b/projects/groovy/Dockerfile
new file mode 100644
index 000000000..4d706eb42
--- /dev/null
+++ b/projects/groovy/Dockerfile
@@ -0,0 +1,23 @@
+# Copyright 2022 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+################################################################################
+
+FROM gcr.io/oss-fuzz-base/base-builder-jvm
+
+RUN git clone https://github.com/apache/groovy.git
+
+COPY build.sh $SRC/
+COPY *.java $SRC/
+WORKDIR $SRC/groovy
diff --git a/projects/groovy/DurationFuzzer.java b/projects/groovy/DurationFuzzer.java
new file mode 100644
index 000000000..1a9593c12
--- /dev/null
+++ b/projects/groovy/DurationFuzzer.java
@@ -0,0 +1,90 @@
+// Copyright 2022 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+////////////////////////////////////////////////////////////////////////////////
+
+import com.code_intelligence.jazzer.api.FuzzedDataProvider;
+
+import groovy.time.*;
+
+public class DurationFuzzer {
+
+	int years[] = null;
+	int months[] = null;
+	int days[] = null;
+	int hours[] = null;
+	int minutes[] = null;
+	int seconds[] = null;
+	int millis[] = null;
+
+	public DurationFuzzer(FuzzedDataProvider data) {
+		years=new int[] { data.consumeInt(), data.consumeInt() };
+		months=new int[] { data.consumeInt(), data.consumeInt() };
+		days=new int[] { data.consumeInt(), data.consumeInt() };
+		hours=new int[] { data.consumeInt(), data.consumeInt() };
+		minutes=new int[] { data.consumeInt(), data.consumeInt() };
+		seconds=new int[] { data.consumeInt(), data.consumeInt() };
+		millis=new int[] { data.consumeInt(), data.consumeInt() };
+	}
+	
+	void runTest(BaseDuration duration1, BaseDuration duration2) {
+		duration1.getAgo();
+		duration1.compareTo(duration2);
+		duration1.getHours();
+		duration1.getMillis();
+		duration1.getMinutes();
+		duration1.getMonths();
+		duration1.getSeconds();
+		duration1.getYears();
+		duration1.toString();
+		duration1.getFrom();
+		duration1.getFrom().getNow();
+		duration1.getFrom().getToday();
+		duration1.toMilliseconds();
+	}
+
+	void runTest(Duration duration1, Duration duration2) {
+		runTest((BaseDuration)duration1, duration2);
+		duration1.minus(duration2);
+		duration1.plus(duration2);
+	}
+	void runTest(TimeDuration duration1, TimeDuration duration2) {
+		runTest((BaseDuration)duration1, duration2);
+		duration1.minus(duration2);
+		duration1.plus(duration2);
+	}
+	void runTest(DatumDependentDuration duration1, DatumDependentDuration duration2) {
+		runTest((BaseDuration)duration1, duration2);
+		duration1.minus(duration2);
+		duration1.plus(duration2);
+	}
+	void runTest(DatumDependentDuration duration1, TimeDatumDependentDuration duration2) {
+		runTest((BaseDuration)duration1, duration2);
+		duration1.plus(duration2);
+	}
+
+	void runTest(FuzzedDataProvider data) {
+
+		runTest(new Duration(days[0], hours[0], minutes[0], seconds[0], millis[0]), new Duration(days[1], hours[1], minutes[1], seconds[1], millis[1]));
+		runTest(new TimeDuration(days[0], hours[0], minutes[0], seconds[0], millis[0]), new TimeDuration(days[1], hours[1], minutes[1], seconds[1], millis[1]));
+		runTest(new DatumDependentDuration(years[0], months[0],days[0], hours[0], minutes[0], seconds[0], millis[0]), new TimeDuration(days[1], hours[1], minutes[1], seconds[1], millis[1]));
+		runTest(new DatumDependentDuration(years[0], months[0],days[0], hours[0], minutes[0], seconds[0], millis[0]), new TimeDatumDependentDuration(years[1], months[1], days[1], hours[1], minutes[1], seconds[1], millis[1]));
+
+	}
+
+	public static void fuzzerTestOneInput(FuzzedDataProvider data) {
+		DurationFuzzer testClosure = new DurationFuzzer(data);
+		testClosure.runTest(data);
+	}
+}
diff --git a/projects/groovy/build.sh b/projects/groovy/build.sh
new file mode 100644
index 000000000..6b49b2555
--- /dev/null
+++ b/projects/groovy/build.sh
@@ -0,0 +1,52 @@
+#!/bin/bash -eu
+# Copyright 2022 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+################################################################################
+
+
+ALL_JARS=""
+
+pushd "${SRC}/groovy"
+	./gradlew jar
+	cp -v ./build/libs/groovy-raw-*-SNAPSHOT.jar "$OUT/groovy.jar"
+	ALL_JARS="${ALL_JARS} groovy.jar"
+popd
+
+# The classpath at build-time includes the project jars in $OUT as well as the
+# Jazzer API.
+BUILD_CLASSPATH=$(echo $ALL_JARS | xargs printf -- "$OUT/%s:"):$JAZZER_API_PATH
+
+# All .jar and .class files lie in the same directory as the fuzzer at runtime.
+RUNTIME_CLASSPATH=$(echo $ALL_JARS | xargs printf -- "\$this_dir/%s:"):\$this_dir
+
+# compile all java files and copy them to $OUT
+javac -cp $SRC:$BUILD_CLASSPATH -g $SRC/*.java
+cp $SRC/*.class $OUT/
+
+for fuzzer in $(find $SRC -name '*Fuzzer.java'); do
+  fuzzer_basename=$(basename -s .java $fuzzer)
+
+  # Create an execution wrapper that executes Jazzer with the correct arguments.
+  echo "#!/bin/sh
+# LLVMFuzzerTestOneInput for fuzzer detection.
+this_dir=\$(dirname \"\$0\")
+LD_LIBRARY_PATH=\"$JVM_LD_LIBRARY_PATH\":\$this_dir \
+\$this_dir/jazzer_driver --agent_path=\$this_dir/jazzer_agent_deploy.jar \
+--cp=$RUNTIME_CLASSPATH \
+--target_class=$fuzzer_basename \
+--jvm_args=\"-Xmx2048m\" \
+\$@" > $OUT/$fuzzer_basename
+  chmod u+x $OUT/$fuzzer_basename
+done
\ No newline at end of file
diff --git a/projects/groovy/project.yaml b/projects/groovy/project.yaml
new file mode 100644
index 000000000..16d1acf50
--- /dev/null
+++ b/projects/groovy/project.yaml
@@ -0,0 +1,14 @@
+fuzzing_engines:
+- libfuzzer
+homepage: https://groovy-lang.org/
+language: jvm
+main_repo: https://github.com/apache/groovy.git
+sanitizers:
+- address
+vendor_ccs:
+  - "wagner@code-intelligence.com"
+  - "yakdan@code-intelligence.com"
+  - "glendowne@code-intelligence.com"
+  - "patrice.salathe@code-intelligence.com"
+  - "hlin@code-intelligence.com"
+  - "schaich@code-intelligence.com"