Sonatype helps open source projects to set up Maven repositories on https://oss.sonatype.org/
'net.sf.javaprinciples.test:test-unit:1.0.4'
<dependency>
<groupId>net.sf.javaprinciples.test</groupId>
<artifactId>test-unit</artifactId>
<version>1.0.4</version>
</dependency>
<dependency org="net.sf.javaprinciples.test" name="test-unit" rev="1.0.4"/>
"net.sf.javaprinciples.test", "test-unit", "1.0.4"