Open Source Perl Survey Software

e-survey is an online survey management system, designed for high performance, with several features that make it suitable for social sciences: longitudinal studies (returning respondents), mail invites, and extra usability for response accuracy.

MESS is a user based submission system where users submit articles/URLs/etc. and other users vote on the submission to determine it's popularity (similar to other user content driven sites like Digg or Reddit).

The SitRep project provides sysadmins with tools to quickly and easily list all machines on a net that match specific port criteria. It can be used to document (un)authorized servers and printers for maintenance and security reasons.

SurveyGen is a simple perl tool that enables you to generate and present surveys based of simple XML files. The power of this tool is it's simplicity. You just create the xml, and voila, you have your survey.

Software to support TASS, The Amateur Sky Survey. We are taking photometric measurements of all stars in the sky in several filters measurements repeated frequently to allow detection of variable stars

YaaCs, developed by Demetra www.opinioni.net, survey research via phone CATI (also Voip) and web CAWI and for telemarketing. Develop questionnaire for survey, create probabilistic sample, monitoring Interviewer, export survey data in statistical.. It's integrate with www.modsurvey.org. Sviluppato da Demetra www.opinioni.net per indagini CATI/ CAWI e CAMI. Vi permette di programmare dei questionari elettronici, campionamenti, monitorare gli intervistatori, esportare dati in formati statistici. E' integrato con www.modsurvey.org.

Exquisite is a survey generator that uses a simple domain-specific language for specifying a survey. The generator creates a specialised perl script for your survey. It allows you to use perl code for specifying validators and error handling etc.