Elsewhere in the TIOBE Index leaderboard, Python retains its vast lead over the rest of the top 10. Delph/Object Pascal fell in popularity month over month from 2.15% in TIOBE’s proprietary ...

Its top 10 were JavaScript, Python, Java, PHP, C#, CSS, C++, TypeScript, Ruby, C, and Swift. Rust was in 19th spot. Notably, though, Java was not one of the languages to see much growth on GitHub.

Software firm Tiobe's December 2020 programming language rankings place C as the most popular language, followed by Java, Python, C++, C#, Visual Basic, JavaScript, PHP, R, and SQL.