RevResponse - RevResponse empowers advanced Publishers to viably adapt all types of B2B activity by means of automatic promotion advances, local publicizing, and the biggest stock of expert substance.
Optimizely - A/B testing you'll actually use.
GatorMail - GatorMail is an email marketing platform from the communicator, founded in 2006 which features the ability to launch dynamic and mobile accessible email campaigns.
Google Analytics - Improve your website to increase conversions, improve the user experience, and make more money using Google Analytics. Measure, understand and quantify engagement on your site with customized and in-depth reports.
AWeber - AWeber is an Email marketing software that's easy to use. Send email newsletters & autoresponders and deliver top notch emails.
VWO - Use VWO to tweak, optimize & personalize your website with minimal IT help.