AbTest.io - A free url shortener with A/B testing features
Design Principles - An open source repository of design principles and methods
Anboto - Anboto provides web customer service and e-Commerce technology based on semantics and natural language processing.
Product Disrupt - A design student's list of resources to learn Product Design
GoodUI Evidence - People's A/B test results that show which UI ideas work best
UX Research Field Guide - Your map to the world of UX research 🌏🕵️♀️