A/Bingo, a Rails A/B testing plugin that I wrote in a part-time week and used for a few years. The main reason I'm proud of it is Ben Kamens and company ported

A/Bingo, a Rails A/B testing plugin that I wrote in a part-time week and used for a few years. The main reason I'm proud of it is Ben Kamens and company ported it to run on Google App Engine for Khan Academy, where it formed the core of their experimentation platform for a while. http://bjk5.com/post/10171483254/abingo-split-testing-now-on-app-engine-built-for http://bjk5.com/post/10171483254/abingo-split-testing-now-on...