LimeSurvey

LimeSurvey is the open source online survey tool. LimeSurvey basically contains everything you need for doing nearly every survey with grace. LimeSurvey offers unlimited number of surveys at the same time, unlimited number of question in a survey, unlimited number of participants to a survey, over 20 different question types, multi-lingual surveys, and ability to set conditions for questions depending on earlier answers.
License Free
File Size 35.21 MB
Version 200plus-build 130708
Operating System Windows Windows NT Windows 98 Windows Me Windows 2000 Windows XP Windows 2003 Windows Vista Windows 7
System Requirements MySQL 4.1 or higher, Microsoft SQL Server 2000 or higher,or Postgres 8.1 or higher , and PHP 5.x or higher