As Geertjan's post demonstrates, NetBeans has supported the ability to add custom license as well. In the first screen snapshot in this post, there are other licenses already available (such as an Apache 2 license) and one can generate custom licenses. Doing this involves coordination between a property called project.license in the nbproject/project.properties file and the reference to that file in the Templates Manager under the type of source file. For example, the Templates Manager entry for a "Java Class" contains this line: