Effin Amazing UTM Builder - Add UTM tags to your links from a Chrome Extension
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.
UTMBuilder.net - Easiest UTM tags builder
Polr - An open source URL shortener. A great non-profit and free alternative to bit.ly, TinyURL, or goo.gl.
My UTM Builder - Answer simple questions. Get best practice trackable URLs 🔗
Ow.ly - Shorten links, measure traffic, and demonstrate social ROI right inside the Hootsuite dashboard.