FullCalendar - FullCalendar is an open-source JavaScript event calendar.

ManageEngine RecoveryManager Plus - RecoveryManager Plus is one such enterprise backup solution which has the ability to easily backup and restores both the domain controllers and virtual machines.

Dudle - Dudle is an online scheduling application, which is free and open source.

Heroku Enterprise - Heroku Enterprise is a flexible IT management for developers that lets them build apps using their preferred languages and tools like Ruby, Java, Python and Node.

Mobile-Calendar - Reservation management system. If you rent accommodation, the mobile-calendar app was made for you!

Lastpass - LastPass is an online password manager and form filler that makes web browsing easier and more secure.