Optimizely - A/B testing you'll actually use.
Dynamic Yield - Personalization & customer experience management
AB Tasty - AB Tasty is an all-inclusive platform for conversion rate optimization, personalization, customer activation, and testing.
Google Marketing Platform - Google's unified and improved marketing and analytics tools.
dotCMS Cloud - dotCMS Cloud is a Hybrid Content Management System that delivers enterprise-class web content management, simple website creation, and collaboration for agencies, teams, and small and medium-sized businesses.
VWO - Use VWO to tweak, optimize & personalize your website with minimal IT help.