CryptoKitties - Breed and collect adorable creatures using Ethereum
CryptoAlpaca - Adopt unique alpaca on blockchain and shear wools everyday
MakersPlace - Create, sell and collect truly unique digital creations.
NIFTYgallery - Design and share collections for your cryptocollectibles
Mars Genesis - 10,000 unique parcels of Mars stored on the blockchain
CryptoCosmos - All 4380 known planets in the cosmos as collectable NFTs