HomestayDNN - HomestayDNN is an Airbnb clone script.
Appointment Booking Calendar - With the Appointment Booking Calendar you can accept online bookings from a set of available time-slots in the calendar.
HealCode - HealCode offers MINDBODY integrations for website and social media.
MakePlans - Online appointment booking - MakePlans
Miles - Create lasting habits
Dudle - Dudle is an online scheduling application, which is free and open source.