Those who are looking for Java/SQLite solution may take a look at SQLJet (http://sqljet.com/) that is a pure Java implementation of SQLite. It doesn't support all of the SQLite features yet, but may be a very good option for some of the Java projects that work with SQLite databases.
not user friendly
If the author would spend less time caressing his ego on
his web page and including instructions on how to compile and install it, then it could actually be useful.
An open, cross-platform journaling program.
A scientific plotting package.