Preprocesses

DtCSS is a PHP script that preprocesses your CSS file. It speeds up CSS coding by extending the features to CSS. Such as nested selectors, color mixing and more. DtCSS reads the CSS file with special syntax written for DtCSS, and outputs the standard CSS. It also comes with a smart caching system. Platforms: PHP

latexcalc is a "LaTeX Calculator" that calculates values inside your LaTeX files before typesetting them. More accurately, it preprocesses files written in a superset of the LaTeX typesetting language and evaluates specified expressions in the text. Platforms: *nix

EP3 Perl module is the Extensible Perl PreProcessor. SYNOPSIS # Use options and files from command-line use Text::EP3; [use Text::EP3::{Extension}] # Language Specific Modules # create the PreProcessor object my $preprocessor = new Text::EP3 file; # do the preprocessing, using... Platforms: *nix

site-C-ing is a web development environment akin to HTML::Mason, but it does to c++ what HTML::Mason does to Perl. I used to use HTML::Mason at some point, but one day I decided that c++ would be more native environment for me and, besides, that would save me some 50M of RAM on the server.... Platforms: *nix

latexcalc is a 'LaTeX Calculator' that calculates values inside your LaTeX files before typesetting them. More accurately, it preprocesses files written in a superset of the LaTeX typesetting language and evaluates specified expressions in the text. Platforms: Windows, Mac, BSD, Linux