PHP vs Python vs Ruby: Detailed Comparison compares the three popular languages in a variety of categories, such as total market share, large website deployments, usability, learning curve, popularity, performance, etc. It’s a nice overview if you are about to pick one of these languages for the future projects, or if you are (like me) have been stuck with one of them for a long time, and haven’t really kept an eye on what’s going on in the rest of the world.