Perl

Perl is a high-level, general-purpose, interpreted, dynamic programming language. Though Perl is not officially an acronym, there are various backronyms in use, including "Practical Extraction and Reporting Language".

software bundle

thumb|CPAN logo The Comprehensive Perl Archive Network (CPAN) is a software repository of over 220,000 software modules and accompanying documentation for 45,500 distributions, written in the Perl programming language by over 14,500 contributors. CPAN can denote either the archive network or the Perl program that acts as an interface to the network and as an automated software installer (somewhat like a package manager). Most software on CPAN is free and open source software.

software library for interpreting regular expressions

Virtual machine designed to run various dynamic programming languages

lightweight markup language used to document the Perl programming language

Apache module that integrates Perl

component of software for the Perl programming language

programming idiom for efficiently sorting a list by a computed key

qrpff is a Perl script created by Keith Winstein and Marc Horowitz of the MIT SIPB. It performs DeCSS in six or seven lines. The name itself is an encoding of "decss" in rot-13. The algorithm was rewritten 77 times to condense it down to six lines.