JSPWiki is wiki software built around the standard J2EE components of Java, servlets and JSP. It was written by Janne Jalkanen and released under the LGPL. It is currently undergoing incubation with Apache and its license may change to the Apache License. The Sun Java System Portal Server includes it as one of its core applications. It is primarily used for company intranets and has an active developer community, also including the i3G Institute of the Heilbronn University.