Too Long; Didn't Read
Over the past 3 years, we’ve been publishing reports that reveal which versions of a certain open source language developers use in real-world commercial applications on the <a href="http://semaphoreci.com/blog" target="_blank">Semaphore blog</a>. The data is based on thousands of private projects which are tested and deployed on <a href="https://semaphoreci.com" target="_blank">Semaphore</a>. We’re now happy to present to Medium readers our most comprehensive report to date, revealing insights about seven major open source languages.