JavaWeather is multithreaded Java code which connects to the NWS servers to download current weather conditions and forecasts from 3,000 observation stations around the US and the world, and provide bean-like access info for Java applications and servlets (not applets). It also includes some temperature utilities.
Jmol is a Free, Open Source molecule viewer and editor. It is a collaboratively developed visualization and measurement tool for chemical scientists. Jmol is an active project, and there are new features being added to it on a daily basis. Users are encouraged to modify it to fit their needs and to contribute their changes to the project.
JReferences is a program written in Java for managing bibliographic references in the BibTeXML format. Storage is done in a binary file database or, optionally, in a MySQL database. A PHP Web frontend is available. It can input BibTex, RIS, BibTeXML, and DocBook formated references.