Algolia - Algolia's Search API makes it easy to deliver a great search experience in your apps & websites. Algolia Search provides hosted full-text, numerical, faceted and geolocalized search.

Optimizely - A/B testing you'll actually use.

Personyze - Personyze is an omnichannel website personalization solution with every tool you need to achieve an end-to-end personalized visitor experience, with no IT involvement.

VWO - Use VWO to tweak, optimize & personalize your website with minimal IT help.

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.

uptain - uptain develops automated solutions for regaining lost customers in online shops.