Shorten URL with Kurze http://krz.ch/

Shorten URL http://durl.us/

Shorten long URL with moourl http://moourl.com/

http://twitter.com/zoolcar9

Shorten URL service http://pendek.in/

http://urlzen.com/

http://tr.im/

If you're looking for Post to Identi.ca pipe, the URL has changed to http://pipes.yahoo.com/loucypher/identica

This pipe is not obsolete. Rejaw is dead.