Despite the fact that A/B testing has become a standard method in market research, there are only a few open source platforms that offer these functionalities. However, in 2016, software company Intuit announced they were open sourcing their real-time, enterprise-grade A/B Testing platform named Wasabi.
A/B testing and Conversion Optimisation are often hailed as a silver bullet to your website's conversion woes. It's often too easy to get carried away with the hype that you end up making mistakes that will cost your business (or your client's business) dearly. Bare in mind that Optimisation when done right can have an amazing impact on your revenue and profits. But use it wrongly and you will more than likely make a wrong decision based on the "signals" you get from the results.