SmallURL is described as 'allows you to shorten down your long, unfriendly URLs into something concise and easy to share. We have the ability for you to even redirect your users do different URLs depending on their geographic location!' and is a URL Shortener in the Online Services category. There are more than 50 alternatives to SmallURL for a variety of platforms, including Online / Web-based, SaaS, Self-Hosted solutions, Mac and Windows. The best alternative is Kutt, which is both free and Open Source. Other great apps like SmallURL are bit.ly (Freemium), YOURLS (Free, Open Source), Shlink (Free, Open Source) and TinyURL (Free).
Z.ips.ME is a free open-source program that allows you to use your website as your very own link shortening service. You control the link text, how long the link works, and only you have access to your data.