The 2.5 version of Twidget for Mac was available to download on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. We recommend checking the downloaded files with any free antivirus. This free software for Mac OS X is an intellectual property of Aquabox.
From the developer:
Twidget is a free Dashboard Widget for OS X that allows you to easily tweet your Twitter status directly from Dashboard. Follow your friends and/or the Twitter public.