Boostnote - Boostnote is an open-source note-taking app.
Todo.ly - Todo.ly is an intuitive and easy to use online Todo list, and Task Manager. It helps you to get organized, simplify your life, and to get things done. Create todo lists, and manage them online from anywhere.
SSuite Sticky To Do - SSuite's Sticky To Do app gives you an easy way to track your tasks and organize your day.
TaskUnifier - TaskUnifier - Task Management Application
Taskwarrior - Taskwarrior is an ambitious project bringing sophisticated capabilities to a simple and elegant...
Doit.im - Doit.