Nullboard is a light minimalist kanban, specifically designed to be compact, readable and quick in use.
Cost / License
- Free
- Open Source
Application type
Platforms
- Mac
- Windows
- Linux
- Online
- Self-Hosted

Challenge Achieved is described as 'Create challenges, track your progress, share with everyone and push your limits. Could be used as free to do list, productivity app and even as a shopping list!' and is a todo list manager in the office & productivity category. There are more than 100 alternatives to Challenge Achieved, not only websites but also apps for a variety of platforms, including iPhone, Android, Mac and Windows apps. The best Challenge Achieved alternative is Trello, which is free. Other great sites and apps similar to Challenge Achieved are Todoist, TickTick, Tasks.org and Habitica.
Nullboard is a light minimalist kanban, specifically designed to be compact, readable and quick in use.

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