Infinitecoin is a Litecoin fork and uses the scrypt Proof-of-Work hashing algorithm. It has a 30-second block target and the difficulty retargets every hour. There is a total of 90.6 billion Infinitecoin. Block rewards are 524,288 Infinitecoin per block and halves every 86,400 blocks (roughly 1 month). Infinitecoin was launched on 5 June 2013.
Auroracoin is a cryptocurrency for Iceland that is launched in February 2014. It is 50% premined and the coins will be distributed free-of-charge to all 330,000 citizens of Iceland via an airdrop starting from the midnight of 25th March 2014. Auroracoin is created as an alternative to the Icelandic krona. The movement of krona is severely restricted by the government and its value has dropped significantly against gold and the dollar since 1960. Each Icelandic national will receive 31.8 auroracoins during the airdrop. The creator of auroracoin goes by the pseudonym Baldur Friggjar Odinsson. Aurorcaoin is a clone of Litecoin.