New Tab by Flickr - Get a beautiful photo each time you open a new tab
Wren - Offset your carbon footprint by saving rainforests
New Tab Startup Quotes - Inspiring startup related quotes in every new Chrome tab.
YAYZY - Track the carbon footprint of each purchase in real-time
Less Boring New Tab - Your browser deserves a better new tab page
Capture - A great free screen capture utility that allows you to capture either a window or the desktop and save it to either a file or the clipboard.