Twicetab 1.3

Twicetab lets you open new tabs in Safari by double-clicking.

what it can do:
Double click to open new tabs;
open URLs in the clipboard easily; and
close tabs by clicking with the mouse wheel (or with the option button).

Requires Mac OS X 10.4 and Safari (2.0 or the 3.0 beta).

Download: Twicetab 1.3