Sonatype helps open source projects to set up Maven repositories on https://oss.sonatype.org/
'org.sonatype.oss:oss-parent:4'
<dependency>
<groupId>org.sonatype.oss</groupId>
<artifactId>oss-parent</artifactId>
<version>4</version>
</dependency>
<dependency org="org.sonatype.oss" name="oss-parent" rev="4"/>
"org.sonatype.oss", "oss-parent", "4"