Alternativas ao WinSurvey para Linux com licença de código aberto

• Linux
  Todas as plataformas Windows Mac Linux Android iPhone iPad Android Tablet Web Self-Hosted Software as a Service (SaaS) PHP Java Mobile Slack Microsoft Office 365 MailChimp Trello Salesforce.com HubSpot Google Drive - Sheets Intercom Autopilot SurveyMonkey Qualtrics
• Licença Open Source
  Qualquer licença Licença gratuita Licença Open Source Licença comercial