You can download source and binary distributions from the Maven Central Repo.
Add the Settings4j Dependency to your pom.xml:
<dependency>
<groupId>org.settings4j</groupId>
<artifactId>settings4j</artifactId>
<version>2.0.1</version>
</dependency>
See also https://maven-badges.herokuapp.com/maven-central/org.settings4j/settings4j