The 'tasklist' macro allows you to create lists of tasks which need to be performed and keep track of who has completed them.
Things to do
The data for the task list is stored in the Confluence page. Most people will find it easier to add or modify tasks while viewing the page. But if you want to edit or even create the task list directly, you can do so by editing the page itself. Here is an example, showing the Wiki Markup for the above task list: