tr.im is for quick, easy, full-featured URL shortening with integrated posting to social networks such as Twitter, with a free public API.

Create your own Twitter background with your branding – Free.

MyTweetSpace.com offers Twitter Users a way to brand their Twitter Profile without having any creative know how at all. All it takes is about 5-10 minutes and you can customize how your twitter followers see your profile!

Find everyone you (want to) know! 123people is a free people search engine where photos, videos, email addresses, and social network profiles are at your fingertips. Find them now!

SEO friendly URL Shortening service with redirect statistics (timing, referring sites, IP addresses), bulk URL submission, password-protected URLs, temporary URLs.

RT.TC (REALLY TINY URLS) The Smallest Links On The Web!

Professional short URL cloaking service with bulk URL submission, password-protected URLs, temporary URLs.

bit.ly is a utility that allows users to shorten the length of an URL and then track the resulting usage. (more…)

Some web addresses (URL) are very long and complicated. doiop creates for you a short URL with a keyword you choose, making it easy to remember or give away. This link will not break in emails and never expire.

Make your long URL’s a lot smaller with dwarfURL’s short URL service!