Divvyus – Divide Up Group Tasks Easily

divvyus.com allow you create a shared to do list and splitting tasks for groups of people. There’s no registration required, you just need to send out the URL of the Divvyus, and whomever you send it to can claim a task with their name, as well as make additions or subtractions to the master list.

Done – simple to-do system

Done is a simple to-do system that helps you focus on what’s important right now. Done takes a new unique approach to to-do lists by simplifying your tasks in a way that exposes only what you need to get done right now  with the concept of “shifts.” Shifts are to-do items you aren’t ready to [...]

IzzyTodo – easy to use, free to-do list builder

IzzyTodo a new and easy to use to-do list builder. Build everyday’s todo list with IzzyTodo to organize your everyday life and work. You can use IzzyToDo to organize live events or projects, and as it is the rule for such apps to catch on, it’s easy to use and intuitive. IzzyToDo lets you add [...]

7tasks: Online to do list organizer.

A free, online, lightweight easy to use to do list application, whether that’s personal to professional. Track those tasks received by e-mail or instant messaner on the daily basis. 7tasks can help you organize your tasks the human way.
7tasks

project2manage.com – Project Management

Project2Manage is a free project management web app that virtually anyone can use.
Features:

It’s FREE!!!
Helps keep projects organized
Assign multiple levels of permission to different clients & users
Manage your projects from anywhere
Manage unlimited projects
Post Messages to keep everyone up to date
Manage Tasks with To-Do Lists
Create Milestones to stay on task
Collaborative writing with Spot2Jot

Project2Manage

Nozbe is a web application that helps you mange your to-do lists, tasks and projects

Nozbe is an online task manager and to-do list GetThingsDone software that will help your personal productivity – project management and time tracking. Nozbe’s gtd software is available in your web browser and on your mobile phone and Apple iPhone. You don’t need to install anything on your computer – just sign up for a [...]

Backpack – web-based information organizer

Backpack is a simple web-based service that allows you to make pages with to-do lists, notes, files, and images. Backpack also features a Calendar and Reminders that can be sent via email or to your cell phone at predefined times.  Tagging pages makes it easy to group related pages together.
You can keep track of things [...]

Helipad – The flexible web notepad

Write notes and organise them with tags
Create and maintain to-do lists
Draft documents on any computer or phone with Internet access
Share your work with others

Netvibes the popular personalized home page

Netvibes, the popular personalized home page, works great as an RSS reader, but if you’re using it only for this reason, you’re missing out. With the colossal number of available modules, you can use it to increase your productivity or even do serious work. Create a new tab, slap on the following Netvibes modules, and [...]