while not exactly similar in terms of objective, http://js1k.com http://js1k.com might tickle your fancy - the aim is to write a javascript app within some cate

while not exactly similar in terms of objective, http://js1k.com http://js1k.com might tickle your fancy - the aim is to write a javascript app within some category or definition which is provided at the start of the contest, and to use no more than 1kb for your app's code (not including what they give you). It can really test your ability to minify by hand!