Many programming languages provide regular expression capabilities, some built-in, for example Perl, JavaScript, Ruby, AWK, and Tcl, and others via a standard library, for example .NET languages, Java, Python and C++ (since C++11).
Среди них ActionScript, Perl, Java,PHP, JavaScript, языки платформы .NET Framework, Python, Tcl, Ruby, Lua, Gambas, C++ (стандарт 2011 года), Delphi, D и другие.