To view the production copyright information and the license information, from the username menu, select About.
The About popup will open with the copyright information.
To view the Open source license information, click on the "here" link.
This information is stored in the LICENSING.txt file in the legal folder on the web server
To view a license file, click on a file name.
You can also find the Open source licenses on the Abiquo server filesystem, inside the tomcat/webapps/legal folder. In a default installation, this is the /opt/abiquo/tomcat/webapps folder.