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.

Postaga - Generate more backlinks and social shares with effective, automated post promotion and outreach.

Polr - An open source URL shortener. A great non-profit and free alternative to bit.ly, TinyURL, or goo.gl.

Revive - A free tool to find content decay and help win back traffic

Ow.ly - Shorten links, measure traffic, and demonstrate social ROI right inside the Hootsuite dashboard.

IntroBar - Welcome and entice visitors from specific sources with an IntroBar.