Original link: Most Popular Programming Languages: Data from 1958 to 2025 / YouYube.
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1958: Assembler, Fortran, Cobol, Algol 1965: Fortran, Assembler, Cobol, Algol 1970: Fortran, Assembler, Cobol, Algol 1975: Fortran, Cobol, Lisp, Pascal, Basic 1980: Pascal, Fortran, Basic, Cobol, Lisp 1985: Pascal, C, Ada, Lisp, Fortran, Basic 1990: C, Pascal, Ada, C++, Lisp, Fortran, Basic 1995: C, C++, Fortran, Pascal, Basic 2000: C, Java, JavaScript, C++, PHP 2005: Java, PHP, JavaScript, C, C++, C# 2010: Java, JavaScript, PHP, C++, C, Python, C# 2015: Java, JavaScript, Python, PHP, C#, C++, C 2020: Python, Java, JavaScript, C#, PHP, C++, C 2025: Python, Javascript, Java, C#, C++, C, PHP