WikyBlog is a CMS/Groupware application written in PHP/MySQL that fuses collaborative editing features of wikis with user friendly publishing characteristics of blogs. MediaWiki derived wiki syntax, AJAX enhanced, UTF8 and extendable (google maps).
Peapod will be a simple, fully-featured object database in Perl.
A legal case management system, based on PostgreSQL, well suited for latinamerican (spanish) environments, with an Artistic License (except if and where the PostgreSQL BSD License should prevail).
Tools to create advanced security databases from Xml files.
xref.com is a version control project aimed specifically at CAD users