Weekdone - Market leader and innovator since 2013. Set structured quarterly goals, keep track of activities, and focus on getting real business results. Track weekly progress, provide feedback, and move everyone in a unified direction.

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

Quantive - The best platform for turning strategy into results.

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

Workboard - Workboard is a performance and productivity app managers use with their teams to share goals, priorities, actions and feedback.

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