Resize - Safari Extension
Resize is a Safari Extension that lets you resize Safari window to any size with just a single click, full customizable.
resizeMyBrowser
A simple, useful and beautiful browser window resize app for Web designers and developers.
PNG Behavior (WebFX)
Free Photoshop browser templates for webdesigners and screendesigners | webdesignerstoolkit.com
Free Photoshop browser templates for professional webdesigners and screendesigners