REFAL 1966
AWK 1977
Lua 1993
UNIX_shell 1977
Forth 1970
Eiffel 1986
Rexx 1979
Perl 1987
Ruby 1995
TCL 1988
D 1999
Ada 1983
BCPL 1966
C 1972
C++ 1983
Snobol 1962
Cobol 1959
PL/1 1964
Rebol 1997
Lisp 1958
Fortran 1957
Java 1995
C# 2001
F# 2002
Objective-C 1986
ECMAScript 1997
Pascal 1970
Oberon-2 1991
Modula-3 1980
Pike 1994
Simula-67 1967
Smalltalk 1980
Scheme 1975
sed 1973
SML 1990
Caml 1985
Haskell 1990
Miranda 1985
Oz 1991
Erlang 1986
Clean 1987
rc 1989
csh 1978
ksh 1982
PHP 1995
Prolog 1972
