Codespace - A beautiful cross-platform code snippet manager
MakePlans - Online appointment booking - MakePlans
CodeMyUI - Handpicked code snippets you can use in your web projects
Appointment Booking Calendar - With the Appointment Booking Calendar you can accept online bookings from a set of available time-slots in the calendar.
DhiWise - DhiWise is a ProCode platform that helps you build clean, scalable, and customizable native and cross-platform apps. Focus on what matters as a programmer and let DhiWise do the rest.
Dudle - Dudle is an online scheduling application, which is free and open source.