Run ./gradlew build from the cloned directory (use JDK 8)
If you want to run it using IDEA run ./gradlew cleanidea idea; this will generate the IDEA project for you.
To run the service:
From command line: build shadowJar (not jar) and then issue
java -jar build/libs/freemarker-online-<VERSION>.jar server src/main/resources/freemarker-online.yml
From IDE: run class org.apache.freemarker.onlinetester.dropwizard.FreeMarkerOnlineTester with arguments
server src/main/resources/freemarker-online.yml
FreeMarker Online Tester

What is FreeMarker Online Tester
It’s a web page to quickly try template snippets, with some simple data-model. It’s especially handy for learning the template language.
For a deployed version of this tool you can visit https://try.freemarker.apache.org/.
Development Instructions
./gradlew buildfrom the cloned directory (use JDK 8)./gradlew cleanidea idea; this will generate the IDEA project for you.shadowJar(notjar) and then issuejava -jar build/libs/freemarker-online-<VERSION>.jar server src/main/resources/freemarker-online.ymlorg.apache.freemarker.onlinetester.dropwizard.FreeMarkerOnlineTesterwith argumentsserver src/main/resources/freemarker-online.ymlLicense
FreeMarker-Online is licensed under the Apache License, Version 2.0. See the
LICENSEfile for details.