BeaverCoin is a cryptocurrency basend on Bitcoin and Litecoin, using scrypt as a proof-of-work algorithm.

1 minute block targets
8 coins per block
subsidy halves in 210k blocks
~3.36 million total coins
1440 blocks to retarget difficulty

For more information, as well as an immediately useable, binary version of the BeaverCoin client sofware, see http://beavercoin.org/.