1. Wunderlist is the easiest way to get stuff done. Whether you’re planning a holiday, sharing a shopping list with a partner or managing multiple work projects, Wunderlist is here to help you tick off all your personal and professional to-dos.

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

  3. Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.

  4. Asana project management is an effort to re-imagine how we work together, through modern productivity software. Fast and versatile, Asana helps individuals and groups get more done.

  5. Toodledo provides a set of tools to increase the productivity.

  6. WorkFlowy is an organizational tool that makes life easier. It's a surprisingly powerful way to take notes, make lists, collaborate, brainstorm, plan and generally organize your brain.

  7. The #1 task management app used by over 11 million people globally, Any.do is your free mobile and online task manager for Android, iPhone, Web and more.

  8. The open-source Trello-like kanban (built with Meteor)

  9. Collaborative task management tool for breaking down your team's goal into a hierarchical to-do list.

  10. An Agile, Open Source, Free Project Management System