(Main post is different from the original!) Java Powder!
The Brainclept team ( MasterMind555, jacob1, boxmein [me4502, Teking] ) is working on a Java version of a powder simulator. We've been also setting up the Android backbone for it, so beware! It's open-source and hosted on GitHub! GitHub link! Downloads! Anyone may mod and use our code in every way under the conditions of CC BY-NC-SA. Check out license.txt in the repo to see what we mean.
Current functions:
Pressure!
Temperature!
New menus!
Electricity with semiconduction and resistance!
Fire!
Console!
Heat!
Images: Imgur album!Another album! Ask us anything! Edited as of 26 July 2012. It seems we're restarting. :]