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.

Todoist - Todoist is a to-do list that helps you get organized, at work and in life.

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.

Todo.txt - Track your tasks and projects in a plain text file, todo.txt. A todo.

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

EssentialPIM - EssentialPIM is a free Personal Information Manager that keeps up with the times and lets you manage appointments, tasks, notes, contacts, password entries and email messages across multiple devices and cloud applications.