Alternativas ao Pollscape para Chrome Web Store com licença de código aberto

• Chrome Web Store
  Todas as plataformas Windows Mac Linux Chrome OS Android iPhone Windows Phone Android Wear iPad Android Tablet Web Self-Hosted Software as a Service (SaaS) PHP Windows Mobile Java Mobile Wordpress Slack S60 Facebook Messenger Chrome Web Store MailChimp Trello Salesforce.com HubSpot Google Drive - Sheets Intercom Autopilot
• Licença Open Source
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