Cosurf - A browser for two on iPad
Subtle tab - A new tab chrome and firefox browser plugin that gives rejoicing experience to relieve stress, increases focus and productivity.
windOCD - Put Mac windows in their places!
LinkPadz - LinkPadz is a Chrome extension that transforms your new tab into a beautiful and intuitive launch screen for your websites and Internet searches.
Mue - Fast, open and free-to-use new tab page for modern browsers.
Zen tab - Zen tab is a top-rated chrome extension that provides you a vast range of interactive, beautiful, and attractive wallpapers or images.