A ‘To-Do List’ is a list of all the tasks that you need to carry out. There are num­ber of online appli­ca­tion that will help you to cre­ate, orga­nize, share and pub­lish tasks easily.

Ta-da List

• Keep track of all the lit­tle things you need to get done
• Make lists for other peo­ple (co-workers, friends, family)
• Share lists with the world
• Sub­scribe to your lists in RSS

Voo2do

• Orga­nize tasks by project
• Track time spent and remaining
• Add tasks by email
• Backup and restore tasks
• Pro­vides a sim­ple API for developers

Remem­ber The Milk

• Archive the old stuff.
• Share and pub­lish your tasks and lists.
• Add tasks via email.
• Email, SMS and instant mes­sen­ger reminders.
• iCal­en­dar support.
• Pub­lish your lists with Atom feeds.

Bla-bla List

• Share your lists
• Pub­lish your lists with RSS.

Tudu Lists

• Share lists with your friends, fam­ily or co-workers
• Access your lists with an RSS feed
• Source code is free, so you can install on your own per­sonal server.

“Best prac­tices” for keep­ing a good to-do list.