PYPL measures how often language tutorials are Googled. ... According to GitHub’s 2016 and 2017 reports, the world’s most popular programming language, by a considerable distance, is Javascript.

We aggregated data from nine rankings to produce the ZDNET Index of Programming Language Popularity. Here's which languages came out on top and what to make of this information.

Python has scaled to the top of the monthly PyPL language popularity index, overtaking Java. Also on the rise, in the rival Tiobe index, is Scala, which has again cracked the index’s Top 20.