Hello World displayed in xamlon 

Things I should look at:-

http://www.intentsoft.com/
http://www.eclipse.org/
http://www.cs.berkeley.edu/Research/Projects/harmonia/harmonia/index.html
http://research.sun.com/projects/jackpot/
http://humane.sourceforge.net/home/index.html

Revenues

Ways to make money from the web