Iterate - Get the feedback you need to build better products
YOURLS - YOURLS is a website that contains all the tools you need to create and launch your very own URL shortener. URL shorteners like bitly or TinyURL are fine for public use, but they offer limited options in terms of URL customization.
Anonymous URL Shortener - Anonymous URL Shortener, Referer, Anonymizer, Redirection service.
Bit.do - Bit.
Lstu - A nice and open source url shortener. You can use it as service or install it on your own server.
JollyJerk - Free online random video chat for meeting strangers. Live cam to cam chat makes it easy to meet new people around the world on JollyJerk!