Affilimate - Track your affiliate links and commissions in a single dashboard and increase revenue with a data-driven strategy.
Pretty Links - The easy way to customize Facebook link previews
Ow.ly - Shorten links, measure traffic, and demonstrate social ROI right inside the Hootsuite dashboard.
Polr - An open source URL shortener. A great non-profit and free alternative to bit.ly, TinyURL, or goo.gl.
Ai6 - Simply place your link into the form box and click the shorten button in order to get your compressed link for your page or marketing campaign.
unshorten.me Free URL Un-Shortener - Unshorten.me is a free service to Un-Shorten the URLs created by URL shortening services.