AddThis - AddThis free website tools include share buttons, targeting tools and content recommendations help you get more likes, shares and followers and keep them coming back.
Intellimize - Convert more. Optimize and personalize for every website visitor.
Sharingbuttons.io - Quickly generate social sharing buttons with a tiny performance footprint.
Webtrends Optimize - Webtrends Optimize - a powerful, enterprise-grade Testing and Personalisation platform. AB, MVT & Server-side Testing, Product Recommendations & much more.
AddToAny - Share buttons by AddToAny, the universal sharing platform for websites and apps.
Chartbeat - Chartbeat shows you real-time traffic to your website and allows you to set alerts for any downtime or spikes in traffic.