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List major programming languages by year of first introduction.
- Machine language
- Assembly language
- 1942 - Plankalkül (Konrad Zuse)
- 1950s - FORTRAN
- 1958 - LISP
- 1958 - ALGOL
- 1959 - COBOL
- 1960s - Simula
- 1962 - APL
- 1964 - BASIC
- 1964 - PL/I
- 1970s - Ada
- 1970s - C
- 1970s - Smalltalk
- 1970s - SQL
- 1970s - ML
- 1970 - Pascal
- 1972 - Prolog
- 1980s - C++
- 1980s - Haskell
- 1985 - Eiffel
- 1987 - Perl
- 1989 - FL (Backus)
- 1990 - Python
- 1991 - Java
- 1993 - Ruby
- 2001 - C#