Conqu is an easy to use yet powerful task management tool designed to help you conquer your inbox and get things done. With Conqu, you can organize the tasks by criteria that makes sense to you and then find the right task to do at the right time and place.

Planny is your new friend helping you to be more productive.

Focus Matrix is a smart personal organizer based on the so-called Eisenhower box, a personal productivity strategy created by Dwight Eisenhower, the 34th President of the United States. The principle uses a special priority matrix that helps break your tasks into several groups...

Your life is complicated, but managing it doesnt need to be. The Hit List is a task manager that is simple to use, yet powerful enough for the most demanding workaholics. Whether you just want to jot down a grocery list or you need a full-blown Getting Things Done tool for...

A uncluttered GTD online system with offline mode. Good online alternative to Things on Mac (Cultured Code).

Cheddar keeps your world organized. It's easy to use on your iPhone, iPod touch, iPad, and on the web. Cheddar is super simple and instantly in sync on all of your devices.

GeeTeeDee is a fancy, lightweight, easy to use and effective task management software.

Priority Planner for Effective People.

Simple way to manage your todo list in AJAX style. Written in PHP and jQuery. Data stored in SQLite or MySQL database. Distributed under the GNU GPL License.

Features

Multiple lists Task notes Tags (and tag cloud) Due dates (input format: y-m-d, m/d/y, d.m.y, m/d, d.m) Priorit.

Wieldy is a free to-do list manager that is based on the principles of GTD (Getting Things Done). It allows you to manage your to-dos in a simple but effective way. To-dos can be created as thoughts and actions, which can then be assigned to the Next Action, Today, or Someday...

Tasque is a simple task management app (TODO list). The main window has the ability to complete a task, change the priority, change the name, and change the due date without additional property dialogs.

ReminderFox displays and manages lists of reminders and ToDo's. ReminderFox makes sure you remember all of your important dates via easy-to-use lists, alerts, and alarms, right in your browser without the need for a separate calendar program.