1. Java Java is top pick as one of the most popular programming languages, used for building server-side applications to video games and mobile apps.

In brief: According to the Tiobe index of language popularity, the gap between Java and C# is so small that if the current trends remain unchanged, C# will overtake Java in about two months. Of ...

The increasing popularity of Python saw it gain second-place for Q3 2020, while the third most popular language was Java. The information comes from analyst firm SlashData's latest developer survey.