That's the point, yeah. Virtualbox is CDDL. Extension pack is not. Using virtualbox doesn't hurt, they got nailed because of the extension pack. Watch your

That's the point, yeah. Virtualbox is CDDL. Extension pack is not. Using virtualbox doesn't hurt, they got nailed because of the extension pack. Watch your licenses. Oracle Java JRE/JDK switched to a proprietary commmercial license (it's time to switch to openjre/openjdk including on the desktop. You're either out of date on patches or running oracle non-cddl code (prepare to bend over) openjdk jre link: https://adoptopenjdk.net/installation.html?variant=openjdk11&jvmVariant=hotspot#x64_win-jre https://adoptopenjdk.net/installation.html?variant=openjdk11... Affero GPL/AGPL is commercially toxic as well. Java iTextPdf is probably the most common thing.