UTM.io - Our UTM tool makes it easy and fast to set up tracking on every link, leaving you free to dive into the data to learn how you can maximize the effectiveness of your email and social media campaigns.

WikiTribune - Evidence based journalism, from the founder of Wikipedia

Simple UTM Manager - Save and reuse your UTM campaign parameters for free

Neighborhoods.nyc - Hyper-local alerts targeted by NYC neighborhood

Effin Amazing UTM Builder - Add UTM tags to your links from a Chrome Extension

Data Dashboard by Wikimedia Foundation - Compiled data of the Worlds busiest public site