Sitemark.com - social bookmarking website with a nice layout. visually appealing. links can be put into folders, rated, and tagged.

Watch this homeless guy with a Dog Cat and Rat.....all best friends :] Amazing!

http://easywebsitebuilding.co.cc/ Learn How 2 build Your own unique identity with Your own total control on it.. all latest tutorials.

SecondBrain.com - Social bookmarking site. Decent bookmarklet. Can organize websites into collections with an automatic screenshot.

Linkpager allows one to group links into different categories and share them. Screenshots of the webpages can be captured automatically.