Perhaps you might like ... the Occcu:




Introducing The Occcu - 99% Unlike Bitcoin
 - http://www.bitcoinmoney.com/post/17199295201


New Epic Fail Currency? 'Occcu'
 - http://bitcointalk.org/index.php?topic=62983.0


Or Freicoin:

Freicoin: bitcoin with demurrage
 - http://bitcointalk.org/index.php?topic=3816.0