Calendly - Say goodbye to phone and email tag for finding the perfect meeting time with Calendly. It's 100% free, super easy to use and you'll love our customer service.
CryptoKitties - Breed and collect adorable creatures using Ethereum
Acuity Scheduling - Automate your client bookings, cancellations, reminders & payments using the worlds friendliest online scheduling software.
Mars Genesis - 10,000 unique parcels of Mars stored on the blockchain
Appoint.ly - Appoint.ly helps to schedule meetings quickly and easily through the integration with calendars online.
Crypto Corgis - Crypto corgis live (and die) on the blockchain