CryptoKitties - Breed and collect adorable creatures using Ethereum
Set in Block - Blockchain-based permanent message creator and reader
OpenSea - Ebay for cryptogoods. Buy and sell items on the blockchain.
Rarible - Create, sell, collect digital items secured with blockchain
Ethereum Gas Monitor - Ethereum Gas Monitor is a mac menu bar app that displays gas prices for fast, average and safe slow ethereum transactions.
Pixura - Create & sell your own crypto-collectibles in minutes 🔥