Reddit is an social news aggregation, web content rating, and discussion website.

SurveyNuts is an online survey software designed to help users quickly create online and mobile questionnaires, gather answers, and view results graphically.

Wooclap is a collaborative platform for your conferences and your training sessions.

FluidSurveys is an online survey software to create surveys.

Webanketa.com is a platform for creating of questionnaires, surveys, tests and polls.

IQ Polls is a voting tool for interactive presentations.