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.

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

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.

Task Coach - Task Coach is a simple open source todo manager to keep track of personal tasks and todo lists.

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

Strikethru - Strikethru is a kind of to-do list notebook for managing work lists and staying updated with the important tasks.