Nyancoin is a cryptocurrency based on the famous meme Nyan Cat – a cat flying through space, leaving a rainbow behind it. It was launched in 2014. The developers had partnered with the creators of Nyan Cat to release the first licensed cryptocurrency. After that, the original developers of Nyancoin disappeared, but because of the good people on the Internet, Nyancat continued running. Network‘s software is based on Litecoin using a Proof of work algorithm. There are a total of 500,000 NYAN coins in circulation with 337 coins per block and 1 minute block time. Subsidy halves in 500k blocks and the difficulty retarget every 3 hours. Nyancoin‘s website – nyancoin.info has lots of information about the cryptocurrency and how to start mining. Transactions are made public for anyone.