Slackmojis - A directory of the best custom slack emojis
CryptoKitties - Breed and collect adorable creatures using Ethereum
Discord Emoji - Iconfinder, but for emoji.
CryptoAlpaca - Adopt unique alpaca on blockchain and shear wools everyday
Emoji Builder - Create your own emoji in no time 💨
Mars Genesis - 10,000 unique parcels of Mars stored on the blockchain