Effin Amazing UTM Builder - Add UTM tags to your links from a Chrome Extension
Postaga - Generate more backlinks and social shares with effective, automated post promotion and outreach.
UTMBuilder.net - Easiest UTM tags builder
Shortlist Metrics - A simple tool to help you scale your link building faster
Anchor.ly - Anchor.ly - Anchor Text Analyzer
InterestExplorer - Discover 1000's of hidden Facebook interests to target.