Package to use R as CGI script language. Uses: online calculators, with R as compute engine; processing web forms generally, with R as alternative to more common script languages, e.g., Perl.
Coded in PHP and MySQL, to run requires: PHP, MySQL, Apache, ImageMagick, Netpbm. Downloads.
R PHP Online
PHP CGI web interface to run R programs online, with graphic output. Runs on Unix, Windows, with Web server. Not a PHP extension. Descriptions, documents, downloads. [Open Source, GPL]