All these applets were pretty good, but didn't quite make being nominated for an award.
First, a special honourable mention to Dave Wolpert, who wrote a pretty fine space invaderish game. Unfortuneately, it seems to crash Netscape on my machine. Follow this link if you want to see if your browser can cope. Or you can try using appletviewer like this:
appletviewer http://www.cse.unsw.edu.au/~lambert/logocomp/2156901/index.html