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.
Snipper.ml - A simple snippet manager in the menubar
UTMBuilder.net - Easiest UTM tags builder
Snipline - Command-line snippet organiser for power users
Effin Amazing UTM Builder - Add UTM tags to your links from a Chrome Extension
PasteCloud - Store pieces of text or code and share it with everyone.