Most Used Programming Languages 2024 Survey. The most recent rendition found that 65.82% of professional developers used the programming language—with html/css, sql, python, and typescript rounding out the top. The most popular programming languages in 2024 (and what that even means) we aggregated data from nine different rankings to produce the zdnet index of programming.

The most popular programming languages in 2024 (and what that even means) we aggregated data from nine different rankings to produce the zdnet index of programming. Node.js peaked in 2020 with its highest recorded usage score of 51%.