GDBI is a genealogy program integrator. It includes an editor and the lifelines report language. It interfaces to multiple GEDCOM databases and is most popular as a PhpGedView client. At the core is a Java API to simplify adding databases and editors.
Direct Democracy Portal, mixing open source with politics to create a portal for online organisations governed through direct democracy. Using maven, mysql, hibernate annotations, spring and ThinWire. Now on http://sourceforge.net/projects/cia/