FullCalendar - FullCalendar is an open-source JavaScript event calendar.
Doodle - Make meetings happen. With Doodle, scheduling becomes quick and easy.
Dudle - Dudle is an online scheduling application, which is free and open source.
MakePlans - Online appointment booking - MakePlans
Mobile-Calendar - Reservation management system. If you rent accommodation, the mobile-calendar app was made for you!
Smart Scheduling - Free scheduling software for spas, hair & beauty salons. Best online booking & calendar app. 100% FREE salon software. Try it Now!