blummy - The bookmarklet management bookmarklet
blummy is a free tool for quick access to your favorite web services via your bookmark toolbar.It's a kind of drop down menu consisting of widgets (called blummlets) that provide rich functionality. It works on almost every page on the web*. Just click on it at your toolbar
DiggLicious.com - a cool blend of digg.com and del.icio.us
digg.com is a social news site and del.icio.us is a social bookmarking or tagging site. Below you can observe a live view of the action on these two sites without having to reload your browser. If a site interests you click on it to check it out, then return here and use the handy links to go directly to del.icio.us to bookmark it or digg.com to digg it! Dont forget to Add DiggLicious.com to del.icio.us
This site offers two main display options. A simple one and an advanced window manager. Register so you can choose which display you would like to use.
Blue dot - Socia
Better than average social bookmarking tool. Easy to use. Limited sign up so far though.
From their blurb:
Use Blue Dot to see what your friends find interesting on the Web. It's a fun and easy way to stay in touch.
Del.icio.us announces network badge function