Sonatype helps open source projects to set up Maven repositories on https://oss.sonatype.org/
'br.com.caelum:iogi:1.0.0'
<dependency>
<groupId>br.com.caelum</groupId>
<artifactId>iogi</artifactId>
<version>1.0.0</version>
</dependency>
<dependency org="br.com.caelum" name="iogi" rev="1.0.0"/>
"br.com.caelum", "iogi", "1.0.0"