Editors' Note: The Download Now link will prompt a local download of the Firefox extension. To install the extension directly, open the file using your Firefox browser.
An on-the-fly interface for easy creation of new addresses for mailnull.com, which provides an email anonymization and categorization service. This extension lets you control all aspects of address creation, with comments, passwords, and timeouts. It puts the new address in your clipboard on successful creation for easy pasting into Web forms.