JavaScript is still by far the most widely used programming language among developers, and Python has cemented its spot in second place ahead of Java, according to a large survey by developer tooling ...

Python stays far ahead; C strengthens at #2, Java edges past C++, C# is 2025’s winner; Delphi returns, R holds #10.

Python''s popularity is surging. In 2025, it achieved a record 26.14% TIOBE index rating, the highest any language has ever ...

C# was named TIOBE’s Programming Language of the Year, while the index also pointed to a potential rise for TypeScript.