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phpESS-ng (The php Email Survey System Next Generation) is a E-Mail survey tool written in php. It is a fork of the phpEES (The php Email Evaluation System) written by Johannes Kern (http://www.johannes-kern.de/), Daniel Flaschka and Michael Prell.
Survey Definition and Input System. It permits to define surveys using XML. By means of transformation XLST is obtained an HTML version that can be cover through Internet and stored in databases MySql using a simple program PHP.
PHP Interview System is a easy-to-use research system to build complex survey(s), interview(s) and poll(s). The interview can be dynamic (interactive) flow. Collect and react on input. Export data for analysis.