Keep track of how your site is being promoted on Digg. by http://internetducttape.com

This pipe will search news sources from multiple sites such as Digg, Technorati, Yahoo News, PRWeb, and Google News, compare content, removing same stories and outputting a unique RSS feed full of content related to your keywords, sorted by most recent.

This combines the del.icio.us bookmark feeds of 2 users. For the 2 user inputs I just typed in 2 completely random usernames that I found on the del.icio.us page. Sorted by the date it was added to del.icio.us.

Connotea's RSS feeds currently link back to the info page for each URL on connotea.org. This pipe changes the link to a direct one.

A feed of the squioo lenses currently for sale on http://sellmylens.com

Always missed the union operator when using del.icio.us? No more. (Well, it would certainly be better if it was built in. And if I was able to figure out how to enable a variable number of inputs ...)

A new online social bookmarking for Social Media Optimization

České "tech" blogy a zdroje